{"id":170,"date":"2026-07-30T22:34:07","date_gmt":"2026-07-30T22:34:07","guid":{"rendered":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/"},"modified":"2026-07-30T22:34:07","modified_gmt":"2026-07-30T22:34:07","slug":"what-is-pptp-vpn-protocol-obsolete","status":"publish","type":"post","link":"https:\/\/vpnappformac.com\/ja\/what-is-pptp-vpn-protocol-obsolete\/","title":{"rendered":"PPTP \u3068\u306f\u4f55\u3067\u3059\u304b?\u3053\u306e\u521d\u671f\u306e VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5ec3\u6b62\u3055\u308c\u305f\u7406\u7531"},"content":{"rendered":"<h1>PPTP \u3068\u306f\u4f55\u3067\u3059\u304b?\u3053\u306e\u521d\u671f\u306e VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5ec3\u6b62\u3055\u308c\u305f\u7406\u7531<\/h1>\n<p>\u53e4\u3044 VPN \u30ac\u30a4\u30c9\u3001\u30eb\u30fc\u30bf\u30fc \u30e1\u30cb\u30e5\u30fc\u3001\u307e\u305f\u306f\u8077\u5834\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7 \u30ce\u30fc\u30c8\u3067 PPTP \u3092\u898b\u3064\u3051\u305f\u5834\u5408\u306f\u3001\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u6700\u3082\u521d\u671f\u306e VPN \u30c8\u30f3\u30cd\u30ea\u30f3\u30b0 \u30d7\u30ed\u30c8\u30b3\u30eb\u306e 1 \u3064\u3092\u898b\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u63a5\u7d9a\u3068 PPP \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u4e00\u822c\u7684\u3060\u3063\u305f\u6642\u4ee3\u306b\u3001\u30ea\u30e2\u30fc\u30c8 \u30d7\u30e9\u30a4\u30d9\u30fc\u30c8 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30a2\u30af\u30bb\u30b9\u3092\u3088\u308a\u7c21\u5358\u306b\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u6b74\u53f2\u306f\u3001\u53e4\u3044\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b PPTP \u304c\u307e\u3060\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u7406\u7531\u3092\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u304c\u4eca\u65e5\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u9078\u629e\u3068\u3057\u3066\u9069\u5207\u3067\u3042\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001PPTP \u3068\u306f\u4f55\u304b\u3001\u306a\u305c\u666e\u53ca\u3057\u305f\u306e\u304b\u3001\u73fe\u5728\u5ec3\u6b62\u3055\u308c\u305f\u3082\u306e\u3068\u3057\u3066\u6271\u308f\u308c\u3066\u3044\u308b\u306e\u304b\u3001\u305d\u3057\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7528\u8a9e\u306b\u60d1\u308f\u3055\u308c\u305a\u306b\u3001\u3088\u308a\u5b89\u5168\u306a VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u9078\u629e\u3092\u8003\u3048\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<h2>PPTP \u3068\u306f\u4f55\u3067\u3059\u304b?<\/h2>\n<p>PPTP \u306f Point-to-Point Tunneling Protocol \u3092\u8868\u3057\u307e\u3059\u3002 PPTP \u306e\u610f\u5473\u306f\u6587\u5b57\u901a\u308a\u3001IP \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u30c8\u30f3\u30cd\u30eb\u3092\u4ecb\u3057\u3066\u30dd\u30a4\u30f3\u30c8\u30c4\u30fc\u30dd\u30a4\u30f3\u30c8\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u4f1d\u9001\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30aa\u30ea\u30b8\u30ca\u30eb\u306e 1999 RFC \u3067\u306f\u3001IP \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067 PPP \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066 PPTP \u306b\u3064\u3044\u3066\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u6587\u8108\u304c\u91cd\u8981\u3067\u3059\u3002 PPP \u306f\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3059\u3067\u306b\u3088\u304f\u77e5\u3089\u308c\u3066\u3044\u305f\u305f\u3081\u3001PPTP \u306f\u5f53\u6642\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4e16\u754c\u306b\u9069\u5408\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u4e0b\u4f4d\u30ec\u30d9\u30eb\u306e\u8a73\u7d30\u3092\u7406\u89e3\u3055\u305b\u308b\u3053\u3068\u306a\u304f\u3001\u30d1\u30d6\u30ea\u30c3\u30af \u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5168\u4f53\u306b\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30a2\u30af\u30bb\u30b9\u3092\u62e1\u5f35\u3059\u308b\u5b9f\u7528\u7684\u306a\u65b9\u6cd5\u304c\u7d44\u7e54\u306b\u63d0\u4f9b\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u7c21\u5358\u306b\u8a00\u3046\u3068\u3001PPTP \u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u30e6\u30fc\u30b6\u30fc\u306e\u30c7\u30d0\u30a4\u30b9\u3068\u30ea\u30e2\u30fc\u30c8 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u9593\u306b\u30c8\u30f3\u30cd\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002\u5236\u5fa1\u63a5\u7d9a\u3068 GRE \u30c8\u30f3\u30cd\u30eb\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u4f1d\u9001\u3057\u307e\u3057\u305f\u3002 1990 \u5e74\u4ee3\u304b\u3089 2000 \u5e74\u4ee3\u521d\u982d\u306e\u591a\u304f\u306e\u30e6\u30fc\u30b6\u30fc\u3084\u7ba1\u7406\u8005\u306b\u3068\u3063\u3066\u3001\u9b45\u529b\u306f\u512a\u96c5\u3055\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u305d\u308c\u306f\u3001PPTP \u304c\u5229\u7528\u53ef\u80fd\u3067\u3001\u7406\u89e3\u3057\u3084\u3059\u304f\u3001\u5c0e\u5165\u304c\u6bd4\u8f03\u7684\u7c21\u5358\u3060\u3063\u305f\u3053\u3068\u3067\u3059\u3002<\/p>\n<h2>PPTP \u306f\u306a\u305c\u3053\u308c\u307b\u3069\u4eba\u6c17\u306b\u306a\u3063\u305f\u306e\u3067\u3059\u304b?<\/h2>\n<p>PPTP \u304c\u4eba\u6c17\u3092\u535a\u3057\u305f\u306e\u306f\u3001\u6642\u4ee3\u306e\u30cb\u30fc\u30ba\u3068\u9650\u754c\u306b\u30de\u30c3\u30c1\u3057\u3066\u3044\u305f\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u306b\u306f 3 \u3064\u306e\u5b9f\u969b\u7684\u306a\u5229\u70b9\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>\u4f7f\u3044\u6163\u308c\u305f PPP \u30d9\u30fc\u30b9\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u6982\u5ff5\u3067\u52d5\u4f5c\u3057\u307e\u3057\u305f\u3002<\/li>\n<li>\u5f53\u6642\u306e\u591a\u304f\u306e\u4ee3\u66ff\u54c1\u3088\u308a\u3082\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u304c\u7c21\u5358\u3067\u3057\u305f\u3002<\/li>\n<li>\u4e00\u822c\u7684\u306a\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c7\u30d0\u30a4\u30b9\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306b\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u53e4\u3044\u30ac\u30a4\u30c9\u3092\u7c21\u5358\u306b\u7e70\u308a\u8fd4\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u6700\u5f8c\u306e\u70b9\u304c\u3001PPTP \u304c\u73fe\u5728\u3067\u3082\u8868\u793a\u3055\u308c\u308b\u7406\u7531\u306e 1 \u3064\u3067\u3059\u3002\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001\u73fe\u4ee3\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3078\u306e\u671f\u5f85\u306b\u3068\u3063\u3066\u8ce2\u660e\u306a\u9078\u629e\u3067\u306a\u304f\u306a\u3063\u305f\u5f8c\u3082\u3001\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7 \u30da\u30fc\u30b8\u3084\u691c\u7d22\u7d50\u679c\u306b\u8868\u793a\u3055\u308c\u305f\u307e\u307e\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>PPTP \u306f\u30b9\u30d4\u30fc\u30c9\u306b\u3082\u5b9a\u8a55\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u524d\u63d0\u304c\u6210\u308a\u7acb\u305f\u306a\u304f\u306a\u3063\u305f\u5834\u5408\u3001\u901f\u5ea6\u3060\u3051\u3067\u306f\u5341\u5206\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u9ad8\u901f\u306a\u30ec\u30ac\u30b7\u30fc \u30c8\u30f3\u30cd\u30eb\u306f\u3001\u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u3001\u30ea\u30e2\u30fc\u30c8\u4f5c\u696d\u3001\u30a2\u30ab\u30a6\u30f3\u30c8 \u30a2\u30af\u30bb\u30b9\u3001\u307e\u305f\u306f\u65c5\u884c\u306b\u306f\u4f9d\u7136\u3068\u3057\u3066\u9593\u9055\u3063\u305f\u9078\u629e\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>PPTP \u304c\u5ec3\u6b62\u3055\u308c\u305f\u306e\u306f\u306a\u305c\u3067\u3059\u304b?<\/h2>\n<p>\u4e00\u822c\u7684\u306a PPTP \u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306b\u95a2\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30e2\u30c7\u30eb\u304c\u5341\u5206\u306b\u53e4\u304f\u306a\u3063\u3066\u3044\u306a\u3044\u305f\u3081\u3001PPTP \u306f\u5ec3\u6b62\u3055\u308c\u305f\u3082\u306e\u3068\u307f\u306a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u5927\u304d\u306a\u554f\u984c\u306e 1 \u3064\u306f\u3001MS-CHAP v2 \u306b\u95a2\u3059\u308b\u8a8d\u8a3c\u5c65\u6b74\u3067\u3059\u3002\u3053\u308c\u306f\u3001PPTP \u30d9\u30fc\u30b9\u306e VPN \u306e\u4f7f\u7528\u306b\u5e83\u304f\u95a2\u9023\u3057\u3066\u3044\u307e\u3057\u305f\u3002 Microsoft \u306f\u3001MS-CHAP v2 \u306e\u5f31\u70b9\u306b\u95a2\u3059\u308b 2012 \u5e74\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30c9\u30d0\u30a4\u30b6\u30ea\u3092\u516c\u958b\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3001\u3088\u308a\u5b89\u5168\u306a VPN \u30c8\u30f3\u30cd\u30eb \u30c6\u30af\u30ce\u30ed\u30b8\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3057\u305f\u3002\u4e00\u822c\u306e VPN \u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u3001\u91cd\u8981\u306a\u3053\u3068\u306f\u7c21\u5358\u3067\u3059\u3002\u5b89\u5168\u6027\u304c\u5341\u5206\u3068\u306f\u8003\u3048\u3089\u308c\u306a\u304f\u306a\u3063\u305f\u53e4\u3044\u524d\u63d0\u306b\u4f9d\u5b58\u3057\u306a\u304c\u3089\u3082\u3001\u63a5\u7d9a\u306f\u300c\u6a5f\u80fd\u300d\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3088\u308a\u5e83\u7bc4\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u4fe1\u53f7\u3082\u3042\u308a\u307e\u3059\u3002 2024 \u5e74\u306b\u3001Microsoft \u306f PPTP \u3068 L2TP \u304c\u5c06\u6765\u306e Windows Server \u30d0\u30fc\u30b8\u30e7\u30f3\u304b\u3089\u975e\u63a8\u5968\u306b\u306a\u308b\u3068\u767a\u8868\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306f VPN Satelites \u88fd\u54c1\u30b5\u30dd\u30fc\u30c8\u306b\u3064\u3044\u3066\u306f\u4f55\u3082\u8ff0\u3079\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u305d\u306e\u3088\u3046\u306b\u89e3\u91c8\u3059\u3079\u304d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001PPTP \u304c\u6700\u65b0\u306e\u30c7\u30d5\u30a9\u30eb\u30c8 \u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30a2\u30c9\u30d0\u30a4\u30b9\u3067\u306f\u306a\u304f\u3001\u30ec\u30ac\u30b7\u30fc \u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0 \u30c6\u30af\u30ce\u30ed\u30b8\u306e\u30ab\u30c6\u30b4\u30ea\u306b\u5c5e\u3059\u308b\u200b\u200b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30aa\u30ea\u30b8\u30ca\u30eb\u306e RFC \u3082\u6b74\u53f2\u7684\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3068\u3057\u3066\u5f79\u7acb\u3061\u307e\u3059\u3002 PPTP \u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u6a19\u6e96\u3067\u306f\u306a\u304f\u60c5\u5831\u63d0\u4f9b\u3068\u3057\u3066\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u306b\u3088\u3063\u3066\u81ea\u52d5\u7684\u306b\u4f55\u304b\u304c\u5b89\u5168\u3067\u306a\u304f\u306a\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001PPTP \u306f\u672c\u6765\u306e\u6642\u4ee3\u3068\u76ee\u7684\u3067\u7406\u89e3\u3055\u308c\u308b\u3079\u304d\u3067\u3042\u308b\u3068\u3044\u3046\u8003\u3048\u304c\u5f37\u5316\u3055\u308c\u307e\u3059\u3002## \u4eca\u65e5\u3001PPTP \u306f\u5b89\u5168\u3067\u3059\u304b?<\/p>\n<p>\u6700\u65b0\u306e\u6d88\u8cbb\u8005\u304c VPN \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u300cPPTP \u306f\u5b89\u5168\u304b\u300d\u306b\u5bfe\u3059\u308b\u614e\u91cd\u306a\u7b54\u3048\u306f\u3001PPTP \u3092\u5b89\u5168\u306a\u6700\u65b0\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u3068\u3057\u3066\u6271\u308f\u306a\u3044\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u3001\u3059\u3079\u3066\u306e\u53e4\u3044 PPTP \u53c2\u7167\u304c\u60aa\u610f\u306e\u3042\u308b\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u3001\u307e\u305f\u306f\u3059\u3079\u3066\u306e\u904e\u53bb\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7 \u30ce\u30fc\u30c8\u304c\u5f53\u6642\u9593\u9055\u3063\u3066\u3044\u305f\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u305d\u306e\u4e00\u822c\u7684\u306a\u8a8d\u8a3c\u30d1\u30bf\u30fc\u30f3\u304c\u4ee5\u524d\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6642\u4ee3\u304b\u3089\u7531\u6765\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u73fe\u5728\u306e VPN \u30e6\u30fc\u30b6\u30fc\u306f\u901a\u5e38\u3001\u6700\u65b0\u306e VPN \u30a2\u30d7\u30ea\u3001\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u3001\u307e\u305f\u306f\u7d44\u7e54\u304c\u627f\u8a8d\u3057\u305f\u69cb\u6210\u3092\u901a\u3058\u3066\u3001\u3088\u308a\u512a\u308c\u305f\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u53e4\u3044\u547d\u4ee4\u30bb\u30c3\u30c8\u306b PPTP \u304c\u8868\u793a\u3055\u308c\u305f\u5834\u5408\u306f\u3001\u4e00\u6642\u505c\u6b62\u3057\u3066\u78ba\u8a8d\u3059\u308b\u7406\u7531\u3068\u3057\u3066\u6271\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u3053\u306e\u30ac\u30a4\u30c9\u306f\u6700\u65b0\u306e\u3082\u306e\u3067\u3059\u304b?<\/li>\n<li>\u5b9f\u969b\u306b\u4f7f\u7528\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u3001\u8077\u5834\u3001\u307e\u305f\u306f\u30c7\u30d0\u30a4\u30b9 \u30d9\u30f3\u30c0\u30fc\u304b\u3089\u306e\u3082\u306e\u3067\u3059\u304b?<\/li>\n<li>VPN \u30a2\u30d7\u30ea\u307e\u305f\u306f\u516c\u5f0f\u30d8\u30eb\u30d7\u8cc7\u6599\u306b\u306f\u3001\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u308b\u65b0\u3057\u3044\u30d7\u30ed\u30c8\u30b3\u30eb \u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\u304b?<\/li>\n<li>\u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u30a2\u30ab\u30a6\u30f3\u30c8\u3001\u4ed5\u4e8b\u30ea\u30bd\u30fc\u30b9\u3001\u65c5\u884c\u3001\u307e\u305f\u306f\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8 \u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u306b\u63a5\u7d9a\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304b?<\/li>\n<\/ul>\n<p>\u56de\u7b54\u306b\u6a5f\u5bc6\u4e8b\u9805\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u53e4\u3044 PPTP \u547d\u4ee4\u306b\u306f\u7279\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h2>\u627f\u8a8d\u3055\u308c\u305f\u60c5\u5831\u6e90\u304c\u8ff0\u3079\u3066\u3044\u308b\u3053\u3068\u3092\u5e73\u6613\u306a\u82f1\u8a9e\u3067<\/h2>\n<p>\u627f\u8a8d\u3055\u308c\u305f\u30bd\u30fc\u30b9\u5168\u4f53\u3067\u6709\u7528\u306a\u30d1\u30bf\u30fc\u30f3\u306f\u4e00\u8cab\u3057\u3066\u3044\u307e\u3059\u3002PPTP \u306f\u5143\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u306f\u5b9f\u7528\u7684\u3067\u3057\u305f\u304c\u3001\u614e\u91cd\u306a VPN \u30e6\u30fc\u30b6\u30fc\u304c\u958b\u59cb\u3059\u3079\u304d\u5834\u6240\u3067\u306f\u306a\u304f\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>IETF RFC \u3067\u306f\u3001\u6b74\u53f2\u7684\u306a\u8a2d\u8a08\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002 PPTP \u306f\u3001IP \u7d4c\u7531\u3067 PPP \u3092\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u3092\u4e2d\u5fc3\u306b\u69cb\u7bc9\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u3001PPP \u304c\u4e00\u822c\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u57fa\u76e4\u3067\u3042\u3063\u305f\u3068\u304d\u306b\u610f\u5473\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>Microsoft \u306e 2012 \u5e74\u306e\u52e7\u544a\u3067\u306f\u3001PPTP \u306b\u95a2\u3059\u308b\u4e00\u822c\u7684\u306a\u8a8d\u8a3c\u30d1\u30bf\u30fc\u30f3\u304c\u6df1\u523b\u306a\u554f\u984c\u3068\u306a\u3063\u305f\u7406\u7531\u304c\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u30ec\u30d9\u30eb\u306e\u6559\u8a13\u306f\u3001\u63a5\u7d9a\u306e\u6210\u529f\u3068\u6700\u65b0\u306e\u5f37\u529b\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u9078\u629e\u3092\u6df7\u540c\u3057\u306a\u3044\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>Microsoft \u306e 2024 \u5e74\u306e\u975e\u63a8\u5968\u306b\u95a2\u3059\u308b\u30e1\u30e2\u3067\u306f\u3001\u5c06\u6765\u306e Windows Server \u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u3001\u4e3b\u8981\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u30ac\u30a4\u30c0\u30f3\u30b9\u304c PPTP \u304a\u3088\u3073 L2TP \u304b\u3089\u79fb\u884c\u3059\u308b\u3053\u3068\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u696d\u754c\u306e\u30b7\u30b0\u30ca\u30eb\u3067\u3042\u308a\u3001VPN Satelites \u6a5f\u80fd\u306e\u4e3b\u5f35\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>Palo Alto Networks \u306e\u8aac\u660e\u3067\u306f\u3001\u5236\u5fa1\u30c1\u30e3\u30cd\u30eb\u3001GRE \u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u3001\u7c21\u5358\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3001\u304a\u3088\u3073\u904e\u53bb\u306e\u901f\u5ea6\u30a2\u30d4\u30fc\u30eb\u306a\u3069\u3001PPTP \u304c\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u304b\u306b\u3064\u3044\u3066\u306e\u6982\u8981\u304c\u8aad\u307f\u3084\u3059\u304f\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u540c\u3058\u7279\u5fb4\u306f\u3001\u306a\u305c\u3053\u308c\u307b\u3069\u5e83\u7bc4\u56f2\u306b\u5e83\u307e\u3063\u305f\u306e\u304b\u3001\u305d\u3057\u3066\u306a\u305c\u305d\u308c\u304c\u4eca\u3067\u3082\u30ec\u30ac\u30b7\u30fc\u8cc7\u6599\u306b\u767b\u5834\u3059\u308b\u306e\u304b\u3092\u8aac\u660e\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<h2>\u4eca\u3059\u3050\u3088\u308a\u5b89\u5168\u306a VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u9078\u629e\u3059\u308b\u65b9\u6cd5<\/h2>\n<p>\u3088\u308a\u9069\u5207\u306a\u6c7a\u5b9a\u3092\u4e0b\u3059\u305f\u3081\u306b\u3001\u3059\u3079\u3066\u306e VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u6697\u8a18\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5b9f\u7528\u7684\u306a\u30eb\u30fc\u30eb\u3067\u5341\u5206\u3067\u3059\u3002\u63a5\u7d9a\u3092\u5b9f\u969b\u306b\u62c5\u5f53\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u3001\u30a2\u30d7\u30ea\u3001\u30c7\u30d0\u30a4\u30b9 \u30d9\u30f3\u30c0\u30fc\u3001\u307e\u305f\u306f\u8077\u5834\u304b\u3089\u3001\u73fe\u5728\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b VPN \u30d7\u30ed\u30c8\u30b3\u30eb \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u512a\u5148\u3057\u307e\u3059\u3002<\/p>\n<p>VPN Satelites \u8aad\u8005\u306e\u5834\u5408\u3001\u3053\u306e\u8a18\u4e8b\u3092\u53e4\u3044\u30a2\u30c9\u30d0\u30a4\u30b9\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u306e\u304c\u5b89\u5168\u306a\u65b9\u6cd5\u3067\u3059\u3002 PPTP \u3092\u4f7f\u7528\u3059\u308b\u3088\u3046\u306b\u6307\u793a\u3059\u308b\u30ac\u30a4\u30c9\u304c\u8868\u793a\u3055\u308c\u305f\u5834\u5408\u306f\u3001\u624b\u9806\u304c\u7c21\u5358\u3060\u304b\u3089\u3068\u3044\u3063\u3066\u305d\u308c\u306b\u5f93\u308f\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u4ee3\u308f\u308a\u306b\u3001\u73fe\u5728\u306e\u30a2\u30d7\u30ea\u8a2d\u5b9a\u3001\u516c\u5f0f\u30d8\u30eb\u30d7\u8cc7\u6599\u3001\u307e\u305f\u306f\u7d44\u7e54\u306e\u73fe\u5728\u306e\u6307\u793a\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>VPN Unlimited by KeepSolid \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u540c\u3058\u7fd2\u6163\u3092\u7dad\u6301\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u73fe\u5728\u306e\u30d7\u30ed\u30c8\u30b3\u30eb \u30aa\u30d7\u30b7\u30e7\u30f3\u3068\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306b\u5229\u7528\u3067\u304d\u308b\u516c\u5f0f\u30d8\u30eb\u30d7\u8cc7\u6599\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u53e4\u3044\u30ac\u30a4\u30c9\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u30ec\u30ac\u30b7\u30fc \u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u4eca\u65e5\u306e\u6700\u826f\u306e\u9078\u629e\u3092\u53cd\u6620\u3057\u3066\u3044\u308b\u3068\u60f3\u5b9a\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u3053\u308c\u306f\u3001\u6b21\u306e\u5834\u5408\u306b\u7279\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u91cd\u8981\u306a\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u30b5\u30a4\u30f3\u30a4\u30f3\u3059\u308b\u3002<\/li>\n<li>\u65c5\u884c\u4e2d\u306e\u516c\u8846 Wi-Fi \u306e\u4f7f\u7528\u3002<\/li>\n<li>\u4ed5\u4e8b\u7528\u30ea\u30bd\u30fc\u30b9\u306b\u63a5\u7d9a\u3059\u308b\u3002<\/li>\n<li>\u500b\u4eba\u30d5\u30a1\u30a4\u30eb\u307e\u305f\u306f\u652f\u6255\u3044\u30da\u30fc\u30b8\u306e\u51e6\u7406\u3002<\/li>\n<li>\u53e4\u3044\u30eb\u30fc\u30bf\u30fc\u307e\u305f\u306f\u30d5\u30a9\u30fc\u30e9\u30e0\u306e\u6295\u7a3f\u304b\u3089\u30b3\u30d4\u30fc\u3057\u305f\u6307\u793a\u306b\u5f93\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u305d\u306e\u3088\u3046\u306a\u72b6\u6cc1\u3067\u306f\u3001\u300c\u63a5\u7d9a\u3059\u308b\u300d\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u3042\u306a\u305f\u304c\u671b\u3080\u6a19\u6e96\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30c7\u30d0\u30a4\u30b9\u3068\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u9069\u5408\u3059\u308b\u3001\u73fe\u5728\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u69cb\u6210\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h2>\u53e4\u3044 PPTP \u30ac\u30a4\u30c9\u304c\u307e\u3060\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u3042\u308b\u7406\u7531\u53e4\u3044\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30a2\u30c9\u30d0\u30a4\u30b9\u306f\u5b9f\u7528\u7684\u306a\u7406\u7531\u304b\u3089\u751f\u304d\u6b8b\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002\u30ac\u30a4\u30c9\u306f\u3001\u4f5c\u6210\u3055\u308c\u305f\u6642\u70b9\u3067\u306f\u6b63\u78ba\u3067\u3042\u3063\u305f\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30eb\u30fc\u30bf\u30fc\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306b\u306f\u53e4\u3044\u30e1\u30cb\u30e5\u30fc \u30e9\u30d9\u30eb\u304c\u8868\u793a\u3055\u308c\u305f\u307e\u307e\u3067\u3042\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u8077\u5834\u306e\u6587\u66f8\u306f\u4f55\u5e74\u3082\u30b3\u30d4\u30fc\u3055\u308c\u7d9a\u3051\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u691c\u7d22\u7d50\u679c\u306b\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u5165\u529b\u3057\u305f\u5358\u8a9e\u3068\u6b63\u78ba\u306b\u4e00\u81f4\u3059\u308b\u305f\u3081\u3001\u53e4\u3044\u8a2d\u5b9a\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/h2>\n<p>PPTP \u304c\u6df7\u4e71\u3092\u611f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u306f\u305d\u306e\u305f\u3081\u3067\u3059\u3002\u3053\u306e\u7528\u8a9e\u306f\u5f15\u304d\u7d9a\u304d\u8868\u793a\u3055\u308c\u307e\u3059\u304c\u3001\u53ef\u8996\u6027\u306f\u63a8\u5968\u3068\u540c\u3058\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>VPN \u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306b\u95a2\u3059\u308b\u30a2\u30c9\u30d0\u30a4\u30b9\u3092\u8aad\u3080\u3068\u304d\u306f\u3001\u305d\u306e\u6307\u793a\u306e\u65e5\u4ed8\u3001\u51fa\u5178\u3001\u304a\u3088\u3073\u76ee\u7684\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6b74\u53f2\u7684\u306a\u8aac\u660e\u304c\u5f79\u7acb\u3064\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u73fe\u5728\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7 \u30ac\u30a4\u30c9\u306f\u3001\u73fe\u5728\u5b9f\u969b\u306b\u4f7f\u7528\u3057\u3066\u3044\u308b\u30a2\u30d7\u30ea\u3001\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u3001\u30b5\u30fc\u30d3\u30b9\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>PPTP \u306b\u95a2\u3059\u308b\u7c21\u5358\u306a FAQ<\/h2>\n<h3>PPTP \u306f\u4f55\u306e\u7565\u3067\u3059\u304b?<\/h3>\n<p>PPTP \u306f Point-to-Point Tunneling Protocol \u3092\u8868\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001PPP \u30d9\u30fc\u30b9\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u53e4\u3044 VPN \u30c8\u30f3\u30cd\u30ea\u30f3\u30b0 \u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002<\/p>\n<h3>PPTP \u304c\u983b\u7e41\u306b\u4f7f\u7528\u3055\u308c\u308b\u306e\u306f\u306a\u305c\u3067\u3059\u304b?<\/h3>\n<p>\u5c0e\u5165\u306f\u6bd4\u8f03\u7684\u7c21\u5358\u3067\u3001PPP \u6642\u4ee3\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u6271\u3046\u7ba1\u7406\u8005\u306b\u306f\u99b4\u67d3\u307f\u304c\u3042\u308a\u3001\u53e4\u3044\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c7\u30d0\u30a4\u30b9\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306b\u5e83\u304f\u5b58\u5728\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<h3>PPTP \u306f\u73fe\u5728\u3001VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u3057\u3066\u9069\u3057\u3066\u3044\u307e\u3059\u304b?<\/h3>\n<p>\u6700\u65b0\u306e VPN \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001PPTP \u306f\u5b89\u5168\u306a\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u306a\u304f\u3001\u30ec\u30ac\u30b7\u30fc \u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u3057\u3066\u6271\u308f\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u53e4\u3044\u624b\u9806\u306b PPTP \u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u305d\u308c\u3092\u4f7f\u7528\u3059\u308b\u524d\u306b\u73fe\u5728\u306e\u516c\u5f0f\u30ac\u30a4\u30c0\u30f3\u30b9\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>\u3053\u308c\u306f\u3001\u53e4\u3044\u30ac\u30a4\u30c9\u306b\u3042\u308b\u3059\u3079\u3066\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5b89\u5168\u3067\u306f\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u304b?<\/h3>\n<p>\u3044\u3044\u3048\u3002\u30ac\u30a4\u30c9\u306b\u306f\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u5fc5\u8981\u3067\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u624b\u9806\u304c\u6700\u65b0\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3001\u767a\u884c\u8005\u304c\u3044\u308b\u304b\u3069\u3046\u304b\u3001\u5b9f\u969b\u306e VPN \u30a2\u30d7\u30ea\u3001\u30c7\u30d0\u30a4\u30b9\u3001\u307e\u305f\u306f\u8077\u5834\u306e\u8981\u4ef6\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>VPN Satelites \u306f PPTP \u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u3068\u4e3b\u5f35\u3057\u3066\u3044\u307e\u3059\u304b?<\/h3>\n<p>\u3053\u306e\u8a18\u4e8b\u306f\u3001PPTP \u306e\u30b5\u30dd\u30fc\u30c8\u3001\u975e\u30b5\u30dd\u30fc\u30c8\u3001\u63a8\u5968\u3001\u975e\u63a8\u5968\u3001\u307e\u305f\u306f VPN Satelites \u307e\u305f\u306f VPN Unlimited by KeepSolid \u306e\u69cb\u6210\u306b\u3064\u3044\u3066\u306f\u4e3b\u5f35\u3057\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001PPTP \u306e\u6b74\u53f2\u3068\u30d7\u30ed\u30c8\u30b3\u30eb\u9078\u629e\u306e\u6ce8\u610f\u4e8b\u9805\u306b\u3064\u3044\u3066\u306e\u6559\u80b2\u30ac\u30a4\u30c9\u3067\u3059\u3002<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>PPTP \u304c\u4eba\u6c17\u306b\u306a\u3063\u305f\u306e\u306f\u30011990 \u5e74\u4ee3\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u306e\u4e16\u754c\u3067\u5b9f\u969b\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3057\u305f\u305f\u3081\u3067\u3059\u3002\u4f7f\u3044\u6163\u308c\u305f\u30c4\u30fc\u30eb\u3067\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u3092\u3088\u308a\u30a2\u30af\u30bb\u30b9\u3057\u3084\u3059\u304f\u3057\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001VPN \u306e\u671f\u5f85\u306f\u5909\u308f\u308a\u307e\u3057\u305f\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30ac\u30a4\u30c0\u30f3\u30b9\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u65b9\u5411\u6027\u3001\u304a\u3088\u3073\u6700\u65b0\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u7fd2\u6163\u306f\u3001PPTP \u3092\u8d85\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4eca\u65e5 PPTP \u306b\u906d\u9047\u3057\u305f\u5834\u5408\u306f\u3001\u305d\u308c\u3092\u53e4\u3044\u624b\u304c\u304b\u308a\u3068\u3057\u3066\u6271\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3092\u4f7f\u7528\u3057\u3066\u53e4\u3044\u30a2\u30c9\u30d0\u30a4\u30b9\u3092\u8a8d\u8b58\u3057\u3001\u5b9f\u969b\u306e\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u3001\u65c5\u884c\u3001\u307e\u305f\u306f\u4ed5\u4e8b\u7528\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u9078\u629e\u3059\u308b\u524d\u306b\u3001\u73fe\u5728\u306e\u516c\u5f0f VPN \u30ac\u30a4\u30c0\u30f3\u30b9\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PPTP \u306f\u30011990 \u5e74\u4ee3\u306b VPN \u63a5\u7d9a\u3092\u5bb9\u6613\u306b\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3057\u305f\u304c\u3001\u73fe\u4ee3\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u671f\u5f85\u306b\u306f\u9069\u5408\u3057\u306a\u304f\u306a\u308a\u307e\u3057\u305f\u3002 PPTP \u306e\u610f\u5473\u3001\u305d\u308c\u304c\u4eba\u6c17\u306b\u306a\u3063\u305f\u7406\u7531\u3001\u53e4\u3044\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30a2\u30c9\u30d0\u30a4\u30b9\u3092\u4eca\u65e5\u3069\u306e\u3088\u3046\u306b\u6271\u3046\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"author":0,"featured_media":171,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[196],"tags":[261,8,4,165,6],"class_list":["post-170","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vpn-protocols","tag-legacy-technology","tag-online-privacy","tag-pptp","tag-vpn-protocols","tag-vpn-security"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PPTP \u3068\u306f\u4f55\u3067\u3059\u304b?\u3053\u306e\u521d\u671f\u306e VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5ec3\u6b62\u3055\u308c\u305f\u7406\u7531<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vpnappformac.com\/ja\/what-is-pptp-vpn-protocol-obsolete\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:locale:alternate\" content=\"en_US\" \/>\n<meta property=\"og:locale:alternate\" content=\"es_ES\" \/>\n<meta property=\"og:locale:alternate\" content=\"pt_BR\" \/>\n<meta property=\"og:locale:alternate\" content=\"ru_RU\" \/>\n<meta property=\"og:locale:alternate\" content=\"ar\" \/>\n<meta property=\"og:locale:alternate\" content=\"hi_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"id_ID\" \/>\n<meta property=\"og:locale:alternate\" content=\"tr_TR\" \/>\n<meta property=\"og:locale:alternate\" content=\"fa_IR\" \/>\n<meta property=\"og:locale:alternate\" content=\"zh_CN\" \/>\n<meta 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property=\"og:locale:alternate\" content=\"uk\" \/>\n<meta property=\"og:locale:alternate\" content=\"nl_NL\" \/>\n<meta property=\"og:locale:alternate\" content=\"tl\" \/>\n<meta property=\"og:locale:alternate\" content=\"ms_MY\" \/>\n<meta property=\"og:locale:alternate\" content=\"ta_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"te\" \/>\n<meta property=\"og:locale:alternate\" content=\"mr\" \/>\n<meta property=\"og:locale:alternate\" content=\"pa_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"gu\" \/>\n<meta property=\"og:locale:alternate\" content=\"kn\" \/>\n<meta property=\"og:locale:alternate\" content=\"ro_RO\" \/>\n<meta property=\"og:locale:alternate\" content=\"el\" \/>\n<meta property=\"og:locale:alternate\" content=\"he_IL\" \/>\n<meta property=\"og:locale:alternate\" content=\"cs_CZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"hu_HU\" \/>\n<meta property=\"og:locale:alternate\" content=\"sv_SE\" \/>\n<meta property=\"og:locale:alternate\" content=\"da_DK\" \/>\n<meta property=\"og:locale:alternate\" content=\"nb_NO\" \/>\n<meta property=\"og:locale:alternate\" content=\"fi\" \/>\n<meta property=\"og:locale:alternate\" content=\"sr_RS\" \/>\n<meta property=\"og:locale:alternate\" content=\"hr\" \/>\n<meta property=\"og:locale:alternate\" content=\"bg_BG\" \/>\n<meta property=\"og:locale:alternate\" content=\"sk_SK\" \/>\n<meta property=\"og:locale:alternate\" content=\"kk\" \/>\n<meta property=\"og:locale:alternate\" content=\"uz_UZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"az\" \/>\n<meta property=\"og:locale:alternate\" content=\"my_MM\" \/>\n<meta property=\"og:locale:alternate\" content=\"sw\" \/>\n<meta property=\"og:locale:alternate\" content=\"ha\" \/>\n<meta property=\"og:locale:alternate\" content=\"am\" \/>\n<meta property=\"og:locale:alternate\" content=\"en_US\" \/>\n<meta property=\"og:locale:alternate\" content=\"es_ES\" \/>\n<meta property=\"og:locale:alternate\" content=\"pt_BR\" \/>\n<meta property=\"og:locale:alternate\" content=\"ru_RU\" \/>\n<meta property=\"og:locale:alternate\" content=\"ar\" \/>\n<meta property=\"og:locale:alternate\" content=\"hi_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"id_ID\" \/>\n<meta property=\"og:locale:alternate\" content=\"tr_TR\" \/>\n<meta property=\"og:locale:alternate\" content=\"fa_IR\" \/>\n<meta property=\"og:locale:alternate\" content=\"zh_CN\" \/>\n<meta property=\"og:locale:alternate\" content=\"fr_FR\" \/>\n<meta property=\"og:locale:alternate\" content=\"de_DE\" \/>\n<meta property=\"og:locale:alternate\" content=\"ko_KR\" \/>\n<meta property=\"og:locale:alternate\" content=\"vi\" \/>\n<meta property=\"og:locale:alternate\" content=\"ur\" \/>\n<meta property=\"og:locale:alternate\" content=\"bn_BD\" \/>\n<meta property=\"og:locale:alternate\" content=\"th\" \/>\n<meta property=\"og:locale:alternate\" content=\"it_IT\" \/>\n<meta property=\"og:locale:alternate\" content=\"pl_PL\" \/>\n<meta property=\"og:locale:alternate\" content=\"uk\" \/>\n<meta property=\"og:locale:alternate\" content=\"nl_NL\" \/>\n<meta property=\"og:locale:alternate\" content=\"tl\" \/>\n<meta property=\"og:locale:alternate\" content=\"ms_MY\" \/>\n<meta property=\"og:locale:alternate\" content=\"ta_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"te\" \/>\n<meta property=\"og:locale:alternate\" content=\"mr\" \/>\n<meta property=\"og:locale:alternate\" content=\"pa_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"gu\" \/>\n<meta property=\"og:locale:alternate\" content=\"kn\" \/>\n<meta property=\"og:locale:alternate\" content=\"ro_RO\" \/>\n<meta property=\"og:locale:alternate\" content=\"el\" \/>\n<meta property=\"og:locale:alternate\" content=\"he_IL\" \/>\n<meta property=\"og:locale:alternate\" content=\"cs_CZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"hu_HU\" \/>\n<meta property=\"og:locale:alternate\" content=\"sv_SE\" \/>\n<meta property=\"og:locale:alternate\" content=\"da_DK\" \/>\n<meta property=\"og:locale:alternate\" content=\"nb_NO\" \/>\n<meta property=\"og:locale:alternate\" content=\"fi\" \/>\n<meta property=\"og:locale:alternate\" content=\"sr_RS\" \/>\n<meta property=\"og:locale:alternate\" content=\"hr\" \/>\n<meta property=\"og:locale:alternate\" content=\"bg_BG\" \/>\n<meta property=\"og:locale:alternate\" content=\"sk_SK\" \/>\n<meta property=\"og:locale:alternate\" content=\"kk\" \/>\n<meta property=\"og:locale:alternate\" content=\"uz_UZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"az\" \/>\n<meta property=\"og:locale:alternate\" content=\"my_MM\" \/>\n<meta property=\"og:locale:alternate\" content=\"sw\" \/>\n<meta property=\"og:locale:alternate\" content=\"ha\" \/>\n<meta property=\"og:locale:alternate\" content=\"am\" \/>\n<meta property=\"og:locale:alternate\" content=\"en_US\" \/>\n<meta property=\"og:locale:alternate\" content=\"es_ES\" \/>\n<meta property=\"og:locale:alternate\" content=\"pt_BR\" \/>\n<meta property=\"og:locale:alternate\" content=\"ru_RU\" \/>\n<meta property=\"og:locale:alternate\" content=\"ar\" \/>\n<meta property=\"og:locale:alternate\" content=\"hi_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"id_ID\" \/>\n<meta property=\"og:locale:alternate\" content=\"tr_TR\" \/>\n<meta property=\"og:locale:alternate\" content=\"fa_IR\" \/>\n<meta property=\"og:locale:alternate\" content=\"zh_CN\" \/>\n<meta property=\"og:locale:alternate\" content=\"fr_FR\" \/>\n<meta property=\"og:locale:alternate\" content=\"de_DE\" \/>\n<meta property=\"og:locale:alternate\" content=\"ko_KR\" \/>\n<meta property=\"og:locale:alternate\" content=\"vi\" \/>\n<meta property=\"og:locale:alternate\" content=\"ur\" \/>\n<meta property=\"og:locale:alternate\" content=\"bn_BD\" \/>\n<meta property=\"og:locale:alternate\" content=\"th\" \/>\n<meta property=\"og:locale:alternate\" content=\"it_IT\" \/>\n<meta property=\"og:locale:alternate\" content=\"pl_PL\" \/>\n<meta property=\"og:locale:alternate\" content=\"uk\" \/>\n<meta property=\"og:locale:alternate\" content=\"nl_NL\" \/>\n<meta property=\"og:locale:alternate\" content=\"tl\" \/>\n<meta property=\"og:locale:alternate\" content=\"ms_MY\" \/>\n<meta property=\"og:locale:alternate\" content=\"ta_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"te\" \/>\n<meta property=\"og:locale:alternate\" content=\"mr\" \/>\n<meta property=\"og:locale:alternate\" content=\"pa_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"gu\" \/>\n<meta property=\"og:locale:alternate\" content=\"kn\" \/>\n<meta property=\"og:locale:alternate\" content=\"ro_RO\" \/>\n<meta property=\"og:locale:alternate\" content=\"el\" \/>\n<meta property=\"og:locale:alternate\" content=\"he_IL\" \/>\n<meta property=\"og:locale:alternate\" content=\"cs_CZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"hu_HU\" \/>\n<meta property=\"og:locale:alternate\" content=\"sv_SE\" \/>\n<meta property=\"og:locale:alternate\" content=\"da_DK\" \/>\n<meta property=\"og:locale:alternate\" content=\"nb_NO\" \/>\n<meta property=\"og:locale:alternate\" content=\"fi\" \/>\n<meta property=\"og:locale:alternate\" content=\"sr_RS\" \/>\n<meta property=\"og:locale:alternate\" content=\"hr\" \/>\n<meta property=\"og:locale:alternate\" content=\"bg_BG\" \/>\n<meta property=\"og:locale:alternate\" content=\"sk_SK\" \/>\n<meta property=\"og:locale:alternate\" content=\"kk\" \/>\n<meta property=\"og:locale:alternate\" content=\"uz_UZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"az\" \/>\n<meta property=\"og:locale:alternate\" content=\"my_MM\" \/>\n<meta property=\"og:locale:alternate\" content=\"sw\" \/>\n<meta property=\"og:locale:alternate\" content=\"ha\" \/>\n<meta property=\"og:locale:alternate\" content=\"am\" \/>\n<meta property=\"og:locale:alternate\" content=\"en_US\" \/>\n<meta property=\"og:locale:alternate\" content=\"es_ES\" \/>\n<meta property=\"og:locale:alternate\" content=\"pt_BR\" \/>\n<meta property=\"og:locale:alternate\" content=\"ru_RU\" \/>\n<meta property=\"og:locale:alternate\" content=\"ar\" \/>\n<meta property=\"og:locale:alternate\" content=\"hi_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"id_ID\" \/>\n<meta property=\"og:locale:alternate\" content=\"tr_TR\" \/>\n<meta property=\"og:locale:alternate\" content=\"fa_IR\" \/>\n<meta property=\"og:locale:alternate\" content=\"zh_CN\" \/>\n<meta property=\"og:locale:alternate\" content=\"fr_FR\" \/>\n<meta property=\"og:locale:alternate\" content=\"de_DE\" \/>\n<meta property=\"og:locale:alternate\" content=\"ko_KR\" \/>\n<meta property=\"og:locale:alternate\" content=\"vi\" \/>\n<meta property=\"og:locale:alternate\" content=\"ur\" \/>\n<meta property=\"og:locale:alternate\" content=\"bn_BD\" \/>\n<meta property=\"og:locale:alternate\" content=\"th\" \/>\n<meta property=\"og:locale:alternate\" content=\"it_IT\" \/>\n<meta property=\"og:locale:alternate\" content=\"pl_PL\" \/>\n<meta property=\"og:locale:alternate\" content=\"uk\" \/>\n<meta property=\"og:locale:alternate\" content=\"nl_NL\" \/>\n<meta property=\"og:locale:alternate\" content=\"tl\" \/>\n<meta property=\"og:locale:alternate\" content=\"ms_MY\" \/>\n<meta property=\"og:locale:alternate\" content=\"ta_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"te\" \/>\n<meta property=\"og:locale:alternate\" content=\"mr\" \/>\n<meta property=\"og:locale:alternate\" content=\"pa_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"gu\" \/>\n<meta property=\"og:locale:alternate\" content=\"kn\" \/>\n<meta property=\"og:locale:alternate\" content=\"ro_RO\" \/>\n<meta property=\"og:locale:alternate\" content=\"el\" \/>\n<meta property=\"og:locale:alternate\" content=\"he_IL\" \/>\n<meta property=\"og:locale:alternate\" content=\"cs_CZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"hu_HU\" \/>\n<meta property=\"og:locale:alternate\" content=\"sv_SE\" \/>\n<meta property=\"og:locale:alternate\" content=\"da_DK\" \/>\n<meta property=\"og:locale:alternate\" content=\"nb_NO\" \/>\n<meta property=\"og:locale:alternate\" content=\"fi\" \/>\n<meta property=\"og:locale:alternate\" content=\"sr_RS\" \/>\n<meta property=\"og:locale:alternate\" content=\"hr\" \/>\n<meta property=\"og:locale:alternate\" content=\"bg_BG\" \/>\n<meta property=\"og:locale:alternate\" content=\"sk_SK\" \/>\n<meta property=\"og:locale:alternate\" content=\"kk\" \/>\n<meta property=\"og:locale:alternate\" content=\"uz_UZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"az\" \/>\n<meta property=\"og:locale:alternate\" content=\"my_MM\" \/>\n<meta property=\"og:locale:alternate\" content=\"sw\" \/>\n<meta property=\"og:locale:alternate\" content=\"ha\" \/>\n<meta property=\"og:locale:alternate\" content=\"am\" \/>\n<meta property=\"og:locale:alternate\" content=\"en_US\" \/>\n<meta property=\"og:locale:alternate\" content=\"es_ES\" \/>\n<meta property=\"og:locale:alternate\" content=\"pt_BR\" \/>\n<meta property=\"og:locale:alternate\" content=\"ru_RU\" \/>\n<meta property=\"og:locale:alternate\" content=\"ar\" \/>\n<meta property=\"og:locale:alternate\" content=\"hi_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"id_ID\" \/>\n<meta property=\"og:locale:alternate\" content=\"tr_TR\" \/>\n<meta property=\"og:locale:alternate\" content=\"fa_IR\" \/>\n<meta property=\"og:locale:alternate\" content=\"zh_CN\" \/>\n<meta property=\"og:locale:alternate\" content=\"fr_FR\" \/>\n<meta property=\"og:locale:alternate\" content=\"de_DE\" \/>\n<meta property=\"og:locale:alternate\" content=\"ko_KR\" \/>\n<meta property=\"og:locale:alternate\" content=\"vi\" \/>\n<meta property=\"og:locale:alternate\" content=\"ur\" \/>\n<meta property=\"og:locale:alternate\" content=\"bn_BD\" \/>\n<meta property=\"og:locale:alternate\" content=\"th\" \/>\n<meta property=\"og:locale:alternate\" content=\"it_IT\" \/>\n<meta property=\"og:locale:alternate\" content=\"pl_PL\" \/>\n<meta property=\"og:locale:alternate\" content=\"uk\" \/>\n<meta property=\"og:locale:alternate\" content=\"nl_NL\" \/>\n<meta property=\"og:locale:alternate\" content=\"tl\" \/>\n<meta property=\"og:locale:alternate\" content=\"ms_MY\" \/>\n<meta property=\"og:locale:alternate\" content=\"ta_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"te\" \/>\n<meta property=\"og:locale:alternate\" content=\"mr\" \/>\n<meta property=\"og:locale:alternate\" content=\"pa_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"gu\" \/>\n<meta property=\"og:locale:alternate\" content=\"kn\" \/>\n<meta property=\"og:locale:alternate\" content=\"ro_RO\" \/>\n<meta property=\"og:locale:alternate\" content=\"el\" \/>\n<meta property=\"og:locale:alternate\" content=\"he_IL\" \/>\n<meta property=\"og:locale:alternate\" content=\"cs_CZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"hu_HU\" \/>\n<meta property=\"og:locale:alternate\" content=\"sv_SE\" \/>\n<meta property=\"og:locale:alternate\" content=\"da_DK\" \/>\n<meta property=\"og:locale:alternate\" content=\"nb_NO\" \/>\n<meta property=\"og:locale:alternate\" content=\"fi\" \/>\n<meta property=\"og:locale:alternate\" content=\"sr_RS\" \/>\n<meta property=\"og:locale:alternate\" content=\"hr\" \/>\n<meta property=\"og:locale:alternate\" content=\"bg_BG\" \/>\n<meta property=\"og:locale:alternate\" content=\"sk_SK\" \/>\n<meta property=\"og:locale:alternate\" content=\"kk\" \/>\n<meta property=\"og:locale:alternate\" content=\"uz_UZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"az\" \/>\n<meta property=\"og:locale:alternate\" content=\"my_MM\" \/>\n<meta property=\"og:locale:alternate\" content=\"sw\" \/>\n<meta property=\"og:locale:alternate\" content=\"ha\" \/>\n<meta property=\"og:locale:alternate\" content=\"am\" \/>\n<meta property=\"og:locale:alternate\" content=\"en_US\" \/>\n<meta property=\"og:locale:alternate\" content=\"es_ES\" \/>\n<meta property=\"og:locale:alternate\" content=\"pt_BR\" \/>\n<meta property=\"og:locale:alternate\" content=\"ru_RU\" \/>\n<meta property=\"og:locale:alternate\" content=\"ar\" \/>\n<meta property=\"og:locale:alternate\" content=\"hi_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"id_ID\" \/>\n<meta property=\"og:locale:alternate\" content=\"tr_TR\" \/>\n<meta property=\"og:locale:alternate\" content=\"fa_IR\" \/>\n<meta property=\"og:locale:alternate\" content=\"zh_CN\" \/>\n<meta property=\"og:locale:alternate\" content=\"fr_FR\" \/>\n<meta property=\"og:locale:alternate\" content=\"de_DE\" \/>\n<meta property=\"og:locale:alternate\" content=\"ko_KR\" \/>\n<meta property=\"og:locale:alternate\" content=\"vi\" \/>\n<meta property=\"og:locale:alternate\" content=\"ur\" \/>\n<meta property=\"og:locale:alternate\" content=\"bn_BD\" \/>\n<meta property=\"og:locale:alternate\" content=\"th\" \/>\n<meta property=\"og:locale:alternate\" content=\"it_IT\" \/>\n<meta property=\"og:locale:alternate\" content=\"pl_PL\" \/>\n<meta property=\"og:locale:alternate\" content=\"uk\" \/>\n<meta property=\"og:locale:alternate\" content=\"nl_NL\" \/>\n<meta property=\"og:locale:alternate\" content=\"tl\" \/>\n<meta property=\"og:locale:alternate\" content=\"ms_MY\" \/>\n<meta property=\"og:locale:alternate\" content=\"ta_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"te\" \/>\n<meta property=\"og:locale:alternate\" content=\"mr\" \/>\n<meta property=\"og:locale:alternate\" content=\"pa_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"gu\" \/>\n<meta property=\"og:locale:alternate\" content=\"kn\" \/>\n<meta property=\"og:locale:alternate\" content=\"ro_RO\" \/>\n<meta property=\"og:locale:alternate\" content=\"el\" \/>\n<meta property=\"og:locale:alternate\" content=\"he_IL\" \/>\n<meta property=\"og:locale:alternate\" content=\"cs_CZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"hu_HU\" \/>\n<meta property=\"og:locale:alternate\" content=\"sv_SE\" \/>\n<meta property=\"og:locale:alternate\" content=\"da_DK\" \/>\n<meta property=\"og:locale:alternate\" content=\"nb_NO\" \/>\n<meta property=\"og:locale:alternate\" content=\"fi\" \/>\n<meta property=\"og:locale:alternate\" content=\"sr_RS\" \/>\n<meta property=\"og:locale:alternate\" content=\"hr\" \/>\n<meta property=\"og:locale:alternate\" content=\"bg_BG\" \/>\n<meta property=\"og:locale:alternate\" content=\"sk_SK\" \/>\n<meta property=\"og:locale:alternate\" content=\"kk\" \/>\n<meta property=\"og:locale:alternate\" content=\"uz_UZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"az\" \/>\n<meta property=\"og:locale:alternate\" content=\"my_MM\" \/>\n<meta property=\"og:locale:alternate\" content=\"sw\" \/>\n<meta property=\"og:locale:alternate\" content=\"ha\" \/>\n<meta property=\"og:locale:alternate\" content=\"am\" \/>\n<meta property=\"og:locale:alternate\" content=\"en_US\" \/>\n<meta property=\"og:locale:alternate\" content=\"es_ES\" \/>\n<meta property=\"og:locale:alternate\" content=\"pt_BR\" \/>\n<meta property=\"og:locale:alternate\" content=\"ru_RU\" \/>\n<meta property=\"og:locale:alternate\" content=\"ar\" \/>\n<meta property=\"og:locale:alternate\" content=\"hi_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"id_ID\" \/>\n<meta property=\"og:locale:alternate\" content=\"tr_TR\" \/>\n<meta property=\"og:locale:alternate\" content=\"fa_IR\" \/>\n<meta property=\"og:locale:alternate\" content=\"zh_CN\" \/>\n<meta property=\"og:locale:alternate\" content=\"fr_FR\" \/>\n<meta property=\"og:locale:alternate\" content=\"de_DE\" \/>\n<meta property=\"og:locale:alternate\" content=\"ko_KR\" \/>\n<meta property=\"og:locale:alternate\" content=\"vi\" \/>\n<meta property=\"og:locale:alternate\" content=\"ur\" \/>\n<meta property=\"og:locale:alternate\" content=\"bn_BD\" \/>\n<meta property=\"og:locale:alternate\" content=\"th\" \/>\n<meta property=\"og:locale:alternate\" content=\"it_IT\" \/>\n<meta property=\"og:locale:alternate\" content=\"pl_PL\" \/>\n<meta property=\"og:locale:alternate\" content=\"uk\" \/>\n<meta property=\"og:locale:alternate\" content=\"nl_NL\" \/>\n<meta property=\"og:locale:alternate\" content=\"tl\" \/>\n<meta property=\"og:locale:alternate\" content=\"ms_MY\" \/>\n<meta property=\"og:locale:alternate\" content=\"ta_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"te\" \/>\n<meta property=\"og:locale:alternate\" content=\"mr\" \/>\n<meta property=\"og:locale:alternate\" content=\"pa_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"gu\" \/>\n<meta property=\"og:locale:alternate\" content=\"kn\" \/>\n<meta property=\"og:locale:alternate\" content=\"ro_RO\" \/>\n<meta property=\"og:locale:alternate\" content=\"el\" \/>\n<meta property=\"og:locale:alternate\" content=\"he_IL\" \/>\n<meta property=\"og:locale:alternate\" content=\"cs_CZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"hu_HU\" \/>\n<meta property=\"og:locale:alternate\" content=\"sv_SE\" \/>\n<meta property=\"og:locale:alternate\" content=\"da_DK\" \/>\n<meta property=\"og:locale:alternate\" content=\"nb_NO\" \/>\n<meta property=\"og:locale:alternate\" content=\"fi\" \/>\n<meta property=\"og:locale:alternate\" content=\"sr_RS\" \/>\n<meta property=\"og:locale:alternate\" content=\"hr\" \/>\n<meta property=\"og:locale:alternate\" content=\"bg_BG\" \/>\n<meta property=\"og:locale:alternate\" content=\"sk_SK\" \/>\n<meta property=\"og:locale:alternate\" content=\"kk\" \/>\n<meta property=\"og:locale:alternate\" content=\"uz_UZ\" \/>\n<meta property=\"og:locale:alternate\" content=\"az\" \/>\n<meta property=\"og:locale:alternate\" content=\"my_MM\" \/>\n<meta property=\"og:locale:alternate\" content=\"sw\" \/>\n<meta property=\"og:locale:alternate\" content=\"ha\" \/>\n<meta property=\"og:locale:alternate\" content=\"am\" \/>\n<meta property=\"og:locale:alternate\" content=\"en_US\" \/>\n<meta property=\"og:locale:alternate\" content=\"es_ES\" \/>\n<meta property=\"og:locale:alternate\" content=\"pt_BR\" \/>\n<meta property=\"og:locale:alternate\" content=\"ru_RU\" \/>\n<meta property=\"og:locale:alternate\" content=\"ar\" \/>\n<meta property=\"og:locale:alternate\" content=\"hi_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"id_ID\" \/>\n<meta property=\"og:locale:alternate\" content=\"tr_TR\" \/>\n<meta property=\"og:locale:alternate\" content=\"fa_IR\" \/>\n<meta property=\"og:locale:alternate\" content=\"zh_CN\" \/>\n<meta property=\"og:locale:alternate\" content=\"fr_FR\" \/>\n<meta property=\"og:locale:alternate\" content=\"de_DE\" \/>\n<meta property=\"og:locale:alternate\" content=\"ko_KR\" \/>\n<meta property=\"og:locale:alternate\" content=\"vi\" \/>\n<meta property=\"og:locale:alternate\" content=\"ur\" \/>\n<meta property=\"og:locale:alternate\" content=\"bn_BD\" \/>\n<meta property=\"og:locale:alternate\" content=\"th\" \/>\n<meta property=\"og:locale:alternate\" content=\"it_IT\" \/>\n<meta property=\"og:locale:alternate\" content=\"pl_PL\" \/>\n<meta property=\"og:locale:alternate\" content=\"uk\" \/>\n<meta property=\"og:locale:alternate\" content=\"nl_NL\" \/>\n<meta property=\"og:locale:alternate\" content=\"tl\" \/>\n<meta property=\"og:locale:alternate\" content=\"ms_MY\" \/>\n<meta property=\"og:locale:alternate\" content=\"ta_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"te\" \/>\n<meta property=\"og:locale:alternate\" content=\"mr\" \/>\n<meta property=\"og:locale:alternate\" content=\"pa_IN\" \/>\n<meta property=\"og:locale:alternate\" content=\"gu\" \/>\n<meta property=\"og:locale:alternate\" content=\"kn\" \/>\n<meta property=\"og:locale:alternate\" content=\"ro_RO\" \/>\n<meta property=\"og:locale:alternate\" content=\"el\" \/>\n<meta property=\"og:locale:alternate\" content=\"he_IL\" \/>\n<meta property=\"og:locale:alternate\" 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Why This Early VPN Protocol Became Obsolete[:es]\u00bfQu\u00e9 es PPTP? Por qu\u00e9 este protocolo inicial VPN se volvi\u00f3 obsoleto[:pt]O que \u00e9 PPTP? Por que este protocolo VPN antigo se tornou obsoleto[:ru]\u0427\u0442\u043e \u0442\u0430\u043a\u043e\u0435 PPTP? \u041f\u043e\u0447\u0435\u043c\u0443 \u044d\u0442\u043e\u0442 \u0440\u0430\u043d\u043d\u0438\u0439 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b VPN \u0443\u0441\u0442\u0430\u0440\u0435\u043b[:ar]\u0645\u0627 \u0647\u0648 PPTP\u061f \u0644\u0645\u0627\u0630\u0627 \u0623\u0635\u0628\u062d \u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644 VPN \u0627\u0644\u0645\u0628\u0643\u0631 \u0647\u0630\u0627 \u0642\u062f\u064a\u0645\u064b\u0627\u061f[:hi]PPTP \u0915\u094d\u092f\u093e \u0939\u0948? \u092f\u0939 \u092a\u094d\u0930\u093e\u0930\u0902\u092d\u093f\u0915 VPN \u092a\u094d\u0930\u094b\u091f\u094b\u0915\u0949\u0932 \u0905\u092a\u094d\u0930\u091a\u0932\u093f\u0924 \u0915\u094d\u092f\u094b\u0902 \u0939\u094b \u0917\u092f\u093e?[:id]Apa itu PPTP? Mengapa Protokol VPN Awal Ini Menjadi Usang[:tr]PPTP Nedir? Bu Erken VPN Protokol\u00fc Neden Eskidi?[:fa]PPTP \u0686\u06cc\u0633\u062a\u061f \u0686\u0631\u0627 \u0627\u06cc\u0646 \u067e\u0631\u0648\u062a\u06a9\u0644 VPN \u0627\u0648\u0644\u06cc\u0647 \u0645\u0646\u0633\u0648\u062e \u0634\u062f\u061f[:zh]\u4ec0\u4e48\u662f PPTP\uff1f\u4e3a\u4ec0\u4e48\u8fd9\u4e2a\u65e9\u671f\u7684 VPN \u534f\u8bae\u53d8\u5f97\u8fc7\u65f6[:fr]Qu'est-ce que PPTP\u00a0? Pourquoi ce premier protocole VPN est devenu obsol\u00e8te[:de]Was ist PPTP? Warum dieses fr\u00fche VPN-Protokoll veraltet ist[:ja]PPTP \u3068\u306f\u4f55\u3067\u3059\u304b?\u3053\u306e\u521d\u671f\u306e VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5ec3\u6b62\u3055\u308c\u305f\u7406\u7531[:ko]PPTP\uc774\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c? \uc774 \ucd08\uae30 VPN \ud504\ub85c\ud1a0\ucf5c\uc774 \ub354 \uc774\uc0c1 \uc0ac\uc6a9\ub418\uc9c0 \uc54a\ub294 \uc774\uc720[:vi]PPTP l\u00e0 g\u00ec? T\u1ea1i sao giao th\u1ee9c VPN ban \u0111\u1ea7u n\u00e0y tr\u1edf n\u00ean l\u1ed7i th\u1eddi[:ur]PPTP \u06a9\u06cc\u0627 \u06c1\u06d2\u061f \u06cc\u06c1 \u0627\u0628\u062a\u062f\u0627\u0626\u06cc VPN \u067e\u0631\u0648\u0679\u0648\u06a9\u0648\u0644 \u06a9\u06cc\u0648\u06ba \u0645\u062a\u0631\u0648\u06a9 \u06c1\u0648 \u06af\u06cc\u0627\u06d4[:bn]PPTP \u0995\u09bf? \u0995\u09c7\u09a8 \u098f\u0987 \u09aa\u09cd\u09b0\u09a5\u09ae \u09a6\u09bf\u0995\u09c7 VPN \u09aa\u09cd\u09b0\u09cb\u099f\u09cb\u0995\u09b2 \u0985\u09aa\u09cd\u09b0\u099a\u09b2\u09bf\u09a4 \u09b9\u09af\u09bc\u09c7 \u0997\u09c7\u09b2[:th]PPTP \u0e04\u0e37\u0e2d\u0e2d\u0e30\u0e44\u0e23? \u0e40\u0e2b\u0e15\u0e38\u0e43\u0e14\u0e42\u0e1b\u0e23\u0e42\u0e15\u0e04\u0e2d\u0e25 VPN \u0e23\u0e38\u0e48\u0e19\u0e41\u0e23\u0e01\u0e46 \u0e08\u0e36\u0e07\u0e25\u0e49\u0e32\u0e2a\u0e21\u0e31\u0e22[:it]Cos'\u00e8 PPTP? Perch\u00e9 questo primo protocollo VPN \u00e8 diventato obsoleto[:pl]Co to jest PPTP? Dlaczego ten wczesny protok\u00f3\u0142 VPN sta\u0142 si\u0119 przestarza\u0142y[:uk]\u0429\u043e \u0442\u0430\u043a\u0435 PPTP? \u0427\u043e\u043c\u0443 \u0446\u0435\u0439 \u0440\u0430\u043d\u043d\u0456\u0439 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b VPN \u0441\u0442\u0430\u0432 \u0437\u0430\u0441\u0442\u0430\u0440\u0456\u043b\u0438\u043c[:nl]Wat is PPTP? Waarom dit vroege VPN protocol verouderd raakte[:tl]Ano ang PPTP? Bakit Ito Maaga VPN Protocol Naging Hindi Na ginagamit[:ms]Apakah PPTP? Mengapa Protokol VPN Awal Ini Menjadi Usang[:ta]PPTP \u0b8e\u0ba9\u0bcd\u0bb1\u0bbe\u0bb2\u0bcd \u0b8e\u0ba9\u0bcd\u0ba9? \u0b8f\u0ba9\u0bcd \u0b87\u0ba8\u0bcd\u0ba4 \u0b86\u0bb0\u0bae\u0bcd\u0baa VPN \u0ba8\u0bc6\u0bb1\u0bbf\u0bae\u0bc1\u0bb1\u0bc8 \u0bb5\u0bb4\u0b95\u0bcd\u0b95\u0bb1\u0bcd\u0bb1\u0bc1\u0baa\u0bcd \u0baa\u0bcb\u0ba9\u0ba4\u0bc1[:te]PPTP \u0c05\u0c02\u0c1f\u0c47 \u0c0f\u0c2e\u0c3f\u0c1f\u0c3f? \u0c0e\u0c02\u0c26\u0c41\u0c15\u0c41 \u0c08 \u0c2a\u0c4d\u0c30\u0c3e\u0c30\u0c02\u0c2d VPN \u0c2a\u0c4d\u0c30\u0c4b\u0c1f\u0c4b\u0c15\u0c3e\u0c32\u0c4d \u0c35\u0c3e\u0c21\u0c41\u0c15\u0c32\u0c4b \u0c32\u0c47\u0c26\u0c41[:mr]PPTP \u092e\u094d\u0939\u0923\u091c\u0947 \u0915\u093e\u092f? \u0939\u0947 \u0932\u0935\u0915\u0930 \u0915\u093e VPN \u092a\u094d\u0930\u094b\u091f\u094b\u0915\u0949\u0932 \u0905\u092a\u094d\u0930\u091a\u0932\u093f\u0924 \u091d\u093e\u0932\u0947[:pa]PPTP \u0a15\u0a40 \u0a39\u0a48? \u0a07\u0a39 \u0a38\u0a3c\u0a41\u0a30\u0a42\u0a06\u0a24\u0a40 VPN \u0a2a\u0a4d\u0a30\u0a4b\u0a1f\u0a4b\u0a15\u0a4b\u0a32 \u0a2a\u0a41\u0a30\u0a3e\u0a23\u0a3e \u0a15\u0a3f\u0a09\u0a02 \u0a39\u0a4b \u0a17\u0a3f\u0a06[:gu]PPTP \u0ab6\u0ac1\u0a82 \u0a9b\u0ac7? \u0ab6\u0abe \u0aae\u0abe\u0a9f\u0ac7 \u0a86 \u0aaa\u0acd\u0ab0\u0abe\u0ab0\u0a82\u0aad\u0abf\u0a95 VPN \u0aaa\u0acd\u0ab0\u0acb\u0a9f\u0acb\u0a95\u0acb\u0ab2 \u0a85\u0aaa\u0acd\u0ab0\u0a9a\u0ab2\u0abf\u0aa4 \u0aac\u0aa8\u0ac0 \u0a97\u0aaf\u0acb[:kn]PPTP \u0c8e\u0c82\u0ca6\u0cb0\u0cc7\u0ca8\u0cc1? \u0c8f\u0c95\u0cc6 \u0c88 \u0c86\u0cb0\u0c82\u0cad\u0cbf\u0c95 VPN \u0caa\u0ccd\u0cb0\u0ccb\u0c9f\u0ccb\u0c95\u0cbe\u0cb2\u0ccd \u0cac\u0cb3\u0c95\u0cc6\u0caf\u0cb2\u0ccd\u0cb2\u0cbf\u0cb2\u0ccd\u0cb2[:ro]Ce este PPTP? De ce acest protocol VPN timpuriu a devenit \u00eenvechit[:el]\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 PPTP; \u0393\u03b9\u03b1\u03c4\u03af \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf \u03c0\u03c1\u03ce\u03b9\u03bc\u03bf \u03c0\u03c1\u03c9\u03c4\u03cc\u03ba\u03bf\u03bb\u03bb\u03bf VPN \u03ba\u03b1\u03c4\u03ad\u03c3\u03c4\u03b7 \u03c0\u03b1\u03c1\u03c9\u03c7\u03b7\u03bc\u03ad\u03bd\u03bf[:he]\u05de\u05d4 \u05d6\u05d4 PPTP? \u05de\u05d3\u05d5\u05e2 \u05e4\u05e8\u05d5\u05d8\u05d5\u05e7\u05d5\u05dc VPN \u05de\u05d5\u05e7\u05d3\u05dd \u05d6\u05d4 \u05d4\u05ea\u05d9\u05d9\u05e9\u05df[:cs]Co je PPTP? Pro\u010d se tento ran\u00fd protokol VPN stal zastaral\u00fdm[:hu]Mi az a PPTP? Mi\u00e9rt elavult ez a korai VPN protokoll?[:sv]Vad \u00e4r PPTP? Varf\u00f6r detta tidiga VPN-protokoll blev f\u00f6r\u00e5ldrat[:da]Hvad er PPTP? Hvorfor denne tidlige VPN-protokol blev for\u00e6ldet[:no]Hva er PPTP? Hvorfor denne tidlige VPN-protokollen ble foreldet[:fi]Mik\u00e4 on PPTP? Miksi t\u00e4m\u00e4 varhainen VPN -protokolla vanhentui[:sr]\u0160ta je PPTP? Za\u0161to je ovaj rani VPN protokol zastareo[:hr]\u0160to je PPTP? Za\u0161to je ovaj rani VPN protokol zastario[:bg]\u041a\u0430\u043a\u0432\u043e \u0435 PPTP? \u0417\u0430\u0449\u043e \u0442\u043e\u0437\u0438 \u0440\u0430\u043d\u0435\u043d VPN \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b \u0441\u0442\u0430\u043d\u0430 \u043e\u0441\u0442\u0430\u0440\u044f\u043b[:sk]\u010co je PPTP? Pre\u010do sa tento skor\u00fd VPN protokol stal zastaran\u00fdm[:kk]PPTP \u0434\u0435\u0433\u0435\u043d \u043d\u0435? \u0411\u04b1\u043b \u0435\u0440\u0442\u0435 VPN \u0445\u0430\u0442\u0442\u0430\u043c\u0430 \u043d\u0435\u0433\u0435 \u0435\u0441\u043a\u0456\u0440\u0434\u0456?[:uz]PPTP nima? Nima uchun bu erta VPN protokoli eskirgan[:az]PPTP n\u0259dir? Niy\u0259 Bu Erk\u0259n VPN Protokol K\u00f6hn\u0259ldi[:my]PPTP \u1006\u102d\u102f\u1010\u102c \u1018\u102c\u101c\u1032 \u1024\u1021\u1005\u1031\u102c\u1015\u102d\u102f\u1004\u103a\u1038 VPN \u1015\u101b\u102d\u102f\u1010\u102d\u102f\u1000\u1031\u102c\u101e\u100a\u103a \u1021\u1018\u101a\u103a\u1000\u103c\u1031\u102c\u1004\u1037\u103a \u1021\u101e\u102f\u1036\u1038\u1019\u1015\u103c\u102f\u101b\u101e\u1014\u100a\u103a\u1038\u104b[:sw]PPTP Ni Nini? Kwa Nini Itifaki VPN Hii ya Mapema Ilipotezwa[:ha]Menene PPTP? Me yasa Wannan Farkon VPN Yarjejeniya Ta Zama \u0198arshe[:am]PPTP \u121d\u1295\u12f5\u1295 \u1290\u12cd? \u1208\u121d\u1295 \u12ed\u1205 \u1240\u12f0\u121d VPN \u1355\u122e\u1276\u12ae\u120d \u130a\u12dc\u12cd \u12eb\u1208\u1348\u1260\u1275 \u1206\u1290[:] - VPN Unlimited for Mac","og_description":"PPTP \u306f\u30011990 \u5e74\u4ee3\u306b VPN \u63a5\u7d9a\u3092\u5bb9\u6613\u306b\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3057\u305f\u304c\u3001\u73fe\u4ee3\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u671f\u5f85\u306b\u306f\u9069\u5408\u3057\u306a\u304f\u306a\u308a\u307e\u3057\u305f\u3002 PPTP \u306e\u610f\u5473\u3001\u305d\u308c\u304c\u4eba\u6c17\u306b\u306a\u3063\u305f\u7406\u7531\u3001\u53e4\u3044\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30a2\u30c9\u30d0\u30a4\u30b9\u3092\u4eca\u65e5\u3069\u306e\u3088\u3046\u306b\u6271\u3046\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002","og_url":"https:\/\/vpnappformac.com\/ja\/what-is-pptp-vpn-protocol-obsolete\/","og_site_name":"VPN Unlimited for Mac","article_published_time":"2026-07-30T22:34:07+00:00","twitter_card":"summary_large_image","twitter_misc":{"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593":"259\u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/#article","isPartOf":{"@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/"},"author":{"name":"","@id":""},"headline":"PPTP \u3068\u306f\u4f55\u3067\u3059\u304b?\u3053\u306e\u521d\u671f\u306e VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5ec3\u6b62\u3055\u308c\u305f\u7406\u7531","datePublished":"2026-07-30T22:34:07+00:00","mainEntityOfPage":{"@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/"},"wordCount":175950,"image":{"@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/#primaryimage"},"thumbnailUrl":"https:\/\/vpnappformac.com\/wp-content\/uploads\/2026\/07\/1785450826-en-what-is-pptp-why-this-early-vpn-protocol-became-obsolete-pptp-clean-blog-master-1200x630-1.png","keywords":["legacy technology","online privacy","PPTP","VPN protocols","VPN security"],"articleSection":["VPN Protocols"],"inLanguage":"ja"},{"@type":"WebPage","@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/","url":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/","name":"PPTP \u3068\u306f\u4f55\u3067\u3059\u304b?\u3053\u306e\u521d\u671f\u306e VPN \u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u5ec3\u6b62\u3055\u308c\u305f\u7406\u7531","isPartOf":{"@id":"https:\/\/vpnappformac.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/#primaryimage"},"image":{"@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/#primaryimage"},"thumbnailUrl":"https:\/\/vpnappformac.com\/wp-content\/uploads\/2026\/07\/1785450826-en-what-is-pptp-why-this-early-vpn-protocol-became-obsolete-pptp-clean-blog-master-1200x630-1.png","datePublished":"2026-07-30T22:34:07+00:00","author":{"@id":""},"breadcrumb":{"@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/#primaryimage","url":"https:\/\/vpnappformac.com\/wp-content\/uploads\/2026\/07\/1785450826-en-what-is-pptp-why-this-early-vpn-protocol-became-obsolete-pptp-clean-blog-master-1200x630-1.png","contentUrl":"https:\/\/vpnappformac.com\/wp-content\/uploads\/2026\/07\/1785450826-en-what-is-pptp-why-this-early-vpn-protocol-became-obsolete-pptp-clean-blog-master-1200x630-1.png","width":1200,"height":630,"caption":"Technical diagram showing a legacy VPN tunnel path beside a modern protected tunnel path"},{"@type":"BreadcrumbList","@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/vpnappformac.com\/bn\/"},{"@type":"ListItem","position":2,"name":"What Is PPTP? 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