{"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\/vi\/what-is-pptp-vpn-protocol-obsolete\/","title":{"rendered":"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"},"content":{"rendered":"<h1>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<\/h1>\n<p>N\u1ebfu b\u1ea1n \u0111\u00e3 t\u00ecm th\u1ea5y PPTP trong h\u01b0\u1edbng d\u1eabn VPN c\u0169, menu b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn ho\u1eb7c ghi ch\u00fa thi\u1ebft l\u1eadp n\u01a1i l\u00e0m vi\u1ec7c th\u00ec b\u1ea1n \u0111ang xem m\u1ed9t trong nh\u1eefng giao th\u1ee9c \u0111\u01b0\u1eddng h\u1ea7m VPN \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i s\u1edbm nh\u1ea5t. N\u00f3 gi\u00fap vi\u1ec7c truy c\u1eadp m\u1ea1ng ri\u00eang t\u1eeb xa tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n h\u01a1n v\u00e0o th\u1eddi \u0111i\u1ec3m m\u00e0 k\u1ebft n\u1ed1i quay s\u1ed1 v\u00e0 m\u1ea1ng PPP c\u00f2n ph\u1ed5 bi\u1ebfn.<\/p>\n<p>L\u1ecbch s\u1eed \u0111\u00f3 gi\u1ea3i th\u00edch t\u1ea1i sao PPTP v\u1eabn xu\u1ea5t hi\u1ec7n trong t\u00e0i li\u1ec7u c\u0169 h\u01a1n. N\u00f3 kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 n\u00f3 l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh t\u1ed1t ng\u00e0y nay.<\/p>\n<p>H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch PPTP l\u00e0 g\u00ec, t\u1ea1i sao n\u00f3 tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn, t\u1ea1i sao n\u00f3 hi\u1ec7n b\u1ecb coi l\u00e0 l\u1ed7i th\u1eddi v\u00e0 c\u00e1ch suy ngh\u0129 v\u1ec1 c\u00e1c l\u1ef1a ch\u1ecdn giao th\u1ee9c VPN an to\u00e0n h\u01a1n m\u00e0 kh\u00f4ng b\u1ecb l\u1ea1c v\u00e0o thu\u1eadt ng\u1eef m\u1ea1ng.<\/p>\n<h2>PPTP l\u00e0 g\u00ec?<\/h2>\n<p>PPTP l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Point-to-Point Tunneling Protocol. \u00dd ngh\u0129a PPTP kh\u00e1 \u0111\u00fang ngh\u0129a: n\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp m\u1ea1ng \u0111i\u1ec3m-\u0111i\u1ec3m qua m\u1ed9t \u0111\u01b0\u1eddng h\u1ea7m tr\u00ean m\u1ea1ng IP.<\/p>\n<p>RFC ban \u0111\u1ea7u n\u0103m 1999 m\u00f4 t\u1ea3 PPTP nh\u01b0 m\u1ed9t c\u00e1ch \u0111\u1ec3 t\u1ea1o \u0111\u01b0\u1eddng h\u1ea7m l\u01b0u l\u01b0\u1ee3ng PPP qua m\u1ea1ng IP. B\u1ed1i c\u1ea3nh \u0111\u00f3 quan tr\u1ecdng. PPP \u0111\u00e3 quen thu\u1ed9c v\u1edbi m\u1ea1ng quay s\u1ed1, v\u00ec v\u1eady PPTP ph\u00f9 h\u1ee3p v\u1edbi th\u1ebf gi\u1edbi m\u1ea1ng v\u00e0o th\u1eddi \u0111\u00f3. N\u00f3 cung c\u1ea5p cho c\u00e1c t\u1ed5 ch\u1ee9c m\u1ed9t c\u00e1ch thi\u1ebft th\u1ef1c \u0111\u1ec3 m\u1edf r\u1ed9ng quy\u1ec1n truy c\u1eadp m\u1ea1ng ri\u00eang tr\u00ean internet c\u00f4ng c\u1ed9ng m\u00e0 kh\u00f4ng y\u00eau c\u1ea7u m\u1ecdi ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i hi\u1ec3u c\u00e1c chi ti\u1ebft c\u1ea5p th\u1ea5p h\u01a1n.<\/p>\n<p>N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n h\u01a1n, giao th\u1ee9c PPTP \u0111\u00e3 t\u1ea1o m\u1ed9t \u0111\u01b0\u1eddng h\u1ea7m gi\u1eefa thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 \u0111i\u1ec3m cu\u1ed1i m\u1ea1ng t\u1eeb xa. N\u00f3 s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i \u0111i\u1ec1u khi\u1ec3n c\u1ed9ng v\u1edbi \u0111\u01b0\u1eddng h\u1ea7m GRE \u0111\u1ec3 truy\u1ec1n l\u01b0u l\u01b0\u1ee3ng. \u0110\u1ed1i v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng v\u00e0 qu\u1ea3n tr\u1ecb vi\u00ean trong nh\u1eefng n\u0103m 1990 v\u00e0 \u0111\u1ea7u nh\u1eefng n\u0103m 2000, s\u1ee9c h\u1ea5p d\u1eabn kh\u00f4ng ph\u1ea3i \u1edf s\u1ef1 sang tr\u1ecdng. \u0110\u00f3 l\u00e0 PPTP c\u00f3 s\u1eb5n, d\u1ec5 hi\u1ec3u v\u00e0 t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 tri\u1ec3n khai.<\/p>\n<h2>T\u1ea1i sao PPTP l\u1ea1i tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn \u0111\u1ebfn v\u1eady?<\/h2>\n<p>PPTP tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn v\u00ec n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u v\u00e0 gi\u1edbi h\u1ea1n c\u1ee7a th\u1eddi \u0111\u1ea1i.<\/p>\n<p>N\u00f3 c\u00f3 ba l\u1ee3i \u00edch thi\u1ebft th\u1ef1c:<\/p>\n<ul>\n<li>N\u00f3 ho\u1ea1t \u0111\u1ed9ng v\u1edbi c\u00e1c kh\u00e1i ni\u1ec7m m\u1ea1ng d\u1ef1a tr\u00ean PPP quen thu\u1ed9c.<\/li>\n<li>Vi\u1ec7c thi\u1ebft l\u1eadp \u0111\u01a1n gi\u1ea3n h\u01a1n nhi\u1ec1u l\u1ef1a ch\u1ecdn thay th\u1ebf v\u00e0o th\u1eddi \u0111i\u1ec3m \u0111\u00f3.<\/li>\n<li>N\u00f3 xu\u1ea5t hi\u1ec7n trong quy tr\u00ecnh l\u00e0m vi\u1ec7c chung c\u1ee7a h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 thi\u1ebft b\u1ecb m\u1ea1ng, gi\u00fap c\u00e1c h\u01b0\u1edbng d\u1eabn c\u0169 d\u1ec5 d\u00e0ng l\u1eb7p l\u1ea1i.<\/li>\n<\/ul>\n<p>\u0110i\u1ec3m cu\u1ed1i c\u00f9ng \u0111\u00f3 l\u00e0 m\u1ed9t l\u00fd do khi\u1ebfn PPTP v\u1eabn xu\u1ea5t hi\u1ec7n cho \u0111\u1ebfn ng\u00e0y nay. M\u1ed9t giao th\u1ee9c c\u00f3 th\u1ec3 v\u1eabn hi\u1ec3n th\u1ecb trong c\u00e1c trang thi\u1ebft l\u1eadp v\u00e0 k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm r\u1ea5t l\u00e2u sau khi n\u00f3 kh\u00f4ng c\u00f2n l\u00e0 l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd cho c\u00e1c k\u1ef3 v\u1ecdng v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 b\u1ea3o m\u1eadt hi\u1ec7n \u0111\u1ea1i.<\/p>\n<p>PPTP c\u0169ng n\u1ed5i ti\u1ebfng v\u1ec1 t\u1ed1c \u0111\u1ed9. Nh\u01b0ng ch\u1ec9 t\u1ed1c \u0111\u1ed9 th\u00f4i l\u00e0 ch\u01b0a \u0111\u1ee7 khi c\u00e1c gi\u1ea3 \u0111\u1ecbnh v\u1ec1 b\u1ea3o m\u1eadt c\u1ee7a giao th\u1ee9c kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o. \u0110\u01b0\u1eddng h\u1ea7m k\u1ebf th\u1eeba nhanh v\u1eabn c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn sai l\u1ea7m cho ho\u1ea1t \u0111\u1ed9ng duy\u1ec7t web nh\u1ea1y c\u1ea3m, l\u00e0m vi\u1ec7c t\u1eeb xa, truy c\u1eadp t\u00e0i kho\u1ea3n ho\u1eb7c di chuy\u1ec3n.<\/p>\n<h2>T\u1ea1i sao PPTP hi\u1ec7n \u0111\u01b0\u1ee3c coi l\u00e0 l\u1ed7i th\u1eddi?<\/h2>\n<p>PPTP \u0111\u01b0\u1ee3c coi l\u00e0 l\u1ed7i th\u1eddi v\u00ec m\u00f4 h\u00ecnh b\u1ea3o m\u1eadt xung quanh c\u00e1c ho\u1ea1t \u0111\u1ed9ng tri\u1ec3n khai PPTP ph\u1ed5 bi\u1ebfn v\u1eabn ch\u01b0a c\u0169.<\/p>\n<p>M\u1ed9t v\u1ea5n \u0111\u1ec1 ch\u00ednh l\u00e0 l\u1ecbch s\u1eed x\u00e1c th\u1ef1c xung quanh MS-CHAP v2, \u0111\u01b0\u1ee3c li\u00ean k\u1ebft r\u1ed9ng r\u00e3i v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng VPN d\u1ef1a tr\u00ean PPTP. Microsoft \u0111\u00e3 xu\u1ea5t b\u1ea3n t\u01b0 v\u1ea5n b\u1ea3o m\u1eadt n\u0103m 2012 v\u1ec1 \u0111i\u1ec3m y\u1ebfu MS-CHAP v2 v\u00e0 khuy\u00ean n\u00ean s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 \u0111\u01b0\u1eddng h\u1ea7m VPN an to\u00e0n h\u01a1n khi th\u00edch h\u1ee3p. \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng VPN th\u00f4ng th\u01b0\u1eddng, b\u00e0i h\u1ecdc r\u00fat ra r\u1ea5t \u0111\u01a1n gi\u1ea3n: k\u1ebft n\u1ed1i c\u00f3 th\u1ec3 &#8220;ho\u1ea1t \u0111\u1ed9ng&#8221; trong khi v\u1eabn d\u1ef1a v\u00e0o c\u00e1c gi\u1ea3 \u0111\u1ecbnh c\u0169 kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c coi l\u00e0 \u0111\u1ee7 an to\u00e0n.<\/p>\n<p>Ngo\u00e0i ra c\u00f2n c\u00f3 m\u1ed9t t\u00edn hi\u1ec7u n\u1ec1n t\u1ea3ng r\u1ed9ng h\u01a1n. V\u00e0o n\u0103m 2024, Microsoft tuy\u00ean b\u1ed1 r\u1eb1ng PPTP v\u00e0 L2TP s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng n\u1eefa trong c\u00e1c phi\u00ean b\u1ea3n Windows Server trong t\u01b0\u01a1ng lai. \u0110i\u1ec1u \u0111\u00f3 kh\u00f4ng n\u00f3i l\u00ean \u0111i\u1ec1u g\u00ec v\u1ec1 vi\u1ec7c h\u1ed7 tr\u1ee3 s\u1ea3n ph\u1ea9m VPN Satelites v\u00e0 kh\u00f4ng n\u00ean hi\u1ec3u theo c\u00e1ch \u0111\u00f3. N\u00f3 cho th\u1ea5y r\u1eb1ng PPTP thu\u1ed9c danh m\u1ee5c c\u00f4ng ngh\u1ec7 m\u1ea1ng k\u1ebf th\u1eeba, kh\u00f4ng ph\u1ea3i l\u1eddi khuy\u00ean v\u1ec1 giao th\u1ee9c m\u1eb7c \u0111\u1ecbnh hi\u1ec7n \u0111\u1ea1i.<\/p>\n<p>RFC ban \u0111\u1ea7u c\u0169ng l\u00e0 b\u1ed1i c\u1ea3nh l\u1ecbch s\u1eed h\u1eefu \u00edch. N\u00f3 m\u00f4 t\u1ea3 PPTP mang t\u00ednh ch\u1ea5t cung c\u1ea5p th\u00f4ng tin ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 ti\u00eau chu\u1ea9n Internet. \u0110i\u1ec1u \u0111\u00f3 kh\u00f4ng t\u1ef1 \u0111\u1ed9ng l\u00e0m cho \u0111i\u1ec1u g\u00ec \u0111\u00f3 tr\u1edf n\u00ean kh\u00f4ng an to\u00e0n nh\u01b0ng n\u00f3 c\u1ee7ng c\u1ed1 \u00fd t\u01b0\u1edfng r\u1eb1ng PPTP ph\u1ea3i \u0111\u01b0\u1ee3c hi\u1ec3u theo th\u1eddi gian v\u00e0 m\u1ee5c \u0111\u00edch ban \u0111\u1ea7u c\u1ee7a n\u00f3.## H\u00f4m nay PPTP c\u00f3 an to\u00e0n kh\u00f4ng?<\/p>\n<p>\u0110\u1ed1i v\u1edbi m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng VPN c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng hi\u1ec7n \u0111\u1ea1i, c\u00e2u tr\u1ea3 l\u1eddi c\u1ea9n th\u1eadn cho c\u00e2u h\u1ecfi &#8220;l\u00e0 PPTP an to\u00e0n&#8221; l\u00e0: kh\u00f4ng coi PPTP l\u00e0 m\u1eb7c \u0111\u1ecbnh an to\u00e0n hi\u1ec7n \u0111\u1ea1i.<\/p>\n<p>\u0110i\u1ec1u \u0111\u00f3 kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 m\u1ecdi tham chi\u1ebfu PPTP c\u0169 \u0111\u1ec1u \u0111\u1ed9c h\u1ea1i ho\u1eb7c m\u1ecdi ghi ch\u00fa thi\u1ebft l\u1eadp l\u1ecbch s\u1eed \u0111\u1ec1u sai v\u00e0o th\u1eddi \u0111i\u1ec3m \u0111\u00f3. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 giao th\u1ee9c v\u00e0 c\u00e1c m\u1eabu x\u00e1c th\u1ef1c ph\u1ed5 bi\u1ebfn c\u1ee7a n\u00f3 \u0111\u1ebfn t\u1eeb k\u1ef7 nguy\u00ean b\u1ea3o m\u1eadt tr\u01b0\u1edbc \u0111\u00f3. Ng\u01b0\u1eddi d\u00f9ng VPN hi\u1ec7n t\u1ea1i th\u01b0\u1eddng c\u00f3 s\u1eb5n c\u00e1c t\u00f9y ch\u1ecdn t\u1ed1t h\u01a1n th\u00f4ng qua c\u00e1c \u1ee9ng d\u1ee5ng, h\u1ec7 \u0111i\u1ec1u h\u00e0nh VPN hi\u1ec7n \u0111\u1ea1i ho\u1eb7c c\u1ea5u h\u00ecnh \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c ph\u00ea duy\u1ec7t.<\/p>\n<p>N\u1ebfu b\u1ea1n th\u1ea5y PPTP trong t\u1eadp l\u1ec7nh c\u0169, h\u00e3y coi \u0111\u00f3 l\u00e0 l\u00fd do \u0111\u1ec3 t\u1ea1m d\u1eebng v\u00e0 x\u00e1c minh:<\/p>\n<ul>\n<li>H\u01b0\u1edbng d\u1eabn n\u00e0y c\u00f3 hi\u1ec7n h\u00e0nh kh\u00f4ng?<\/li>\n<li>N\u00f3 \u0111\u1ebfn t\u1eeb d\u1ecbch v\u1ee5, n\u01a1i l\u00e0m vi\u1ec7c ho\u1eb7c nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb m\u00e0 b\u1ea1n th\u1ef1c s\u1ef1 s\u1eed d\u1ee5ng?<\/li>\n<li>\u1ee8ng d\u1ee5ng VPN ho\u1eb7c t\u00e0i li\u1ec7u tr\u1ee3 gi\u00fap ch\u00ednh th\u1ee9c c\u1ee7a b\u1ea1n c\u00f3 li\u1ec7t k\u00ea t\u00f9y ch\u1ecdn giao th\u1ee9c \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 m\u1edbi h\u01a1n kh\u00f4ng?<\/li>\n<li>B\u1ea1n \u0111ang s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i cho c\u00e1c t\u00e0i kho\u1ea3n nh\u1ea1y c\u1ea3m, t\u00e0i nguy\u00ean c\u00f4ng vi\u1ec7c, du l\u1ecbch hay duy\u1ec7t web ri\u00eang t\u01b0?<\/li>\n<\/ul>\n<p>N\u1ebfu c\u00e2u tr\u1ea3 l\u1eddi li\u00ean quan \u0111\u1ebfn b\u1ea5t k\u1ef3 \u0111i\u1ec1u g\u00ec nh\u1ea1y c\u1ea3m th\u00ec c\u00e1c h\u01b0\u1edbng d\u1eabn PPTP c\u0169 c\u1ea7n \u0111\u01b0\u1ee3c th\u1eadn tr\u1ecdng h\u01a1n.<\/p>\n<h2>C\u00e1c ngu\u1ed3n \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t n\u00f3i g\u00ec, b\u1eb1ng ti\u1ebfng Anh \u0111\u01a1n gi\u1ea3n<\/h2>\n<p>M\u1eabu h\u1eefu \u00edch tr\u00ean c\u00e1c ngu\u1ed3n \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t l\u00e0 nh\u1ea5t qu\u00e1n: PPTP th\u1ef1c t\u1ebf trong b\u1ed1i c\u1ea3nh ban \u0111\u1ea7u nh\u01b0ng n\u00f3 kh\u00f4ng c\u00f2n l\u00e0 n\u01a1i m\u00e0 ng\u01b0\u1eddi d\u00f9ng VPN n\u00ean b\u1eaft \u0111\u1ea7u c\u1ea9n th\u1eadn n\u1eefa.<\/p>\n<p>IETF RFC gi\u1ea3i th\u00edch thi\u1ebft k\u1ebf l\u1ecbch s\u1eed. PPTP \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean \u0111\u01b0\u1eddng h\u1ea7m PPP qua IP, \u0111i\u1ec1u n\u00e0y h\u1ee3p l\u00fd khi PPP l\u00e0 n\u1ec1n t\u1ea3ng m\u1ea1ng ph\u1ed5 bi\u1ebfn.<\/p>\n<p>L\u1eddi khuy\u00ean n\u0103m 2012 c\u1ee7a Microsoft gi\u1ea3i th\u00edch l\u00fd do t\u1ea1i sao c\u00e1c m\u1eabu x\u00e1c th\u1ef1c ph\u1ed5 bi\u1ebfn xung quanh PPTP l\u1ea1i tr\u1edf th\u00e0nh m\u1ed1i lo ng\u1ea1i nghi\u00eam tr\u1ecdng. B\u00e0i h\u1ecdc \u1edf c\u1ea5p \u0111\u1ed9 ng\u01b0\u1eddi d\u00f9ng l\u00e0 \u0111\u1eebng nh\u1ea7m l\u1eabn gi\u1eefa k\u1ebft n\u1ed1i th\u00e0nh c\u00f4ng v\u1edbi l\u1ef1a ch\u1ecdn b\u1ea3o m\u1eadt hi\u1ec7n \u0111\u1ea1i m\u1ea1nh m\u1ebd.<\/p>\n<p>Th\u00f4ng b\u00e1o ng\u1eebng s\u1eed d\u1ee5ng n\u0103m 2024 c\u1ee7a Microsoft cho th\u1ea5y r\u1eb1ng h\u01b0\u1edbng d\u1eabn v\u1ec1 n\u1ec1n t\u1ea3ng ch\u00ednh \u0111\u00e3 kh\u00f4ng c\u00f2n \u00e1p d\u1ee5ng PPTP v\u00e0 L2TP cho c\u00e1c phi\u00ean b\u1ea3n Windows Server trong t\u01b0\u01a1ng lai. \u0110\u00f3 l\u00e0 t\u00edn hi\u1ec7u c\u1ee7a ng\u00e0nh ch\u1ee9 kh\u00f4ng ph\u1ea3i tuy\u00ean b\u1ed1 v\u1ec1 t\u00ednh n\u0103ng VPN Satelites.<\/p>\n<p>Ph\u1ea7n gi\u1ea3i th\u00edch Palo Alto Networks cung c\u1ea5p th\u00f4ng tin t\u1ed5ng quan d\u1ec5 \u0111\u1ecdc v\u1ec1 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a PPTP: k\u00eanh \u0111i\u1ec1u khi\u1ec3n, \u0111\u01b0\u1eddng h\u1ea7m GRE, thi\u1ebft l\u1eadp \u0111\u01a1n gi\u1ea3n v\u00e0 khi\u1ebfu n\u1ea1i v\u1ec1 t\u1ed1c \u0111\u1ed9 tr\u01b0\u1edbc \u0111\u00e2y. Nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m t\u01b0\u01a1ng t\u1ef1 \u0111\u00f3 gi\u00fap gi\u1ea3i th\u00edch t\u1ea1i sao n\u00f3 l\u1ea1i lan r\u1ed9ng \u0111\u1ebfn v\u1eady v\u00e0 t\u1ea1i sao n\u00f3 v\u1eabn xu\u1ea5t hi\u1ec7n trong c\u00e1c t\u00e0i li\u1ec7u c\u0169.<\/p>\n<h2>C\u00e1ch \u0111\u01b0a ra l\u1ef1a ch\u1ecdn giao th\u1ee9c VPN an to\u00e0n h\u01a1n ngay h\u00f4m nay<\/h2>\n<p>B\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i ghi nh\u1edb m\u1ecdi giao th\u1ee9c VPN \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh t\u1ed1t h\u01a1n. M\u1ed9t quy t\u1eafc th\u1ef1c t\u1ebf l\u00e0 \u0111\u1ee7: \u01b0u ti\u00ean c\u00e1c t\u00f9y ch\u1ecdn giao th\u1ee9c VPN hi\u1ec7n t\u1ea1i, \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 t\u1eeb d\u1ecbch v\u1ee5, \u1ee9ng d\u1ee5ng, nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb ho\u1eb7c n\u01a1i l\u00e0m vi\u1ec7c th\u1ef1c s\u1ef1 ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 k\u1ebft n\u1ed1i c\u1ee7a b\u1ea1n.<\/p>\n<p>\u0110\u1ed1i v\u1edbi \u0111\u1ed9c gi\u1ea3 VPN Satelites, c\u00e1ch an to\u00e0n \u0111\u1ec3 s\u1eed d\u1ee5ng b\u00e0i vi\u1ebft n\u00e0y l\u00e0 l\u1ecdc nh\u1eefng l\u1eddi khuy\u00ean c\u0169. Khi b\u1ea1n nh\u00ecn th\u1ea5y h\u01b0\u1edbng d\u1eabn y\u00eau c\u1ea7u b\u1ea1n s\u1eed d\u1ee5ng PPTP, \u0111\u1eebng l\u00e0m theo h\u01b0\u1edbng d\u1eabn \u0111\u00f3 ch\u1ec9 v\u00ec c\u00e1c b\u01b0\u1edbc r\u1ea5t \u0111\u01a1n gi\u1ea3n. Thay v\u00e0o \u0111\u00f3, h\u00e3y ki\u1ec3m tra c\u00e0i \u0111\u1eb7t \u1ee9ng d\u1ee5ng hi\u1ec7n t\u1ea1i, t\u00e0i li\u1ec7u tr\u1ee3 gi\u00fap ch\u00ednh th\u1ee9c ho\u1eb7c h\u01b0\u1edbng d\u1eabn hi\u1ec7n t\u1ea1i c\u1ee7a t\u1ed5 ch\u1ee9c b\u1ea1n.<\/p>\n<p>N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng VPN Unlimited by KeepSolid, h\u00e3y gi\u1eef th\u00f3i quen t\u01b0\u01a1ng t\u1ef1: xem l\u1ea1i c\u00e1c t\u00f9y ch\u1ecdn giao th\u1ee9c hi\u1ec7n t\u1ea1i v\u00e0 t\u00e0i li\u1ec7u tr\u1ee3 gi\u00fap ch\u00ednh th\u1ee9c c\u00f3 s\u1eb5n cho qu\u00e1 tr\u00ecnh thi\u1ebft l\u1eadp c\u1ee7a b\u1ea1n. Tr\u00e1nh cho r\u1eb1ng giao th\u1ee9c k\u1ebf th\u1eeba \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong h\u01b0\u1edbng d\u1eabn c\u0169 ph\u1ea3n \u00e1nh s\u1ef1 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t ng\u00e0y nay.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi b\u1ea1n:<\/p>\n<ul>\n<li>\u0111\u0103ng nh\u1eadp v\u00e0o c\u00e1c t\u00e0i kho\u1ea3n quan tr\u1ecdng;<\/li>\n<li>s\u1eed d\u1ee5ng Wi-Fi c\u00f4ng c\u1ed9ng khi \u0111i du l\u1ecbch;<\/li>\n<li>k\u1ebft n\u1ed1i v\u1edbi c\u00e1c ngu\u1ed3n l\u1ef1c l\u00e0m vi\u1ec7c;<\/li>\n<li>x\u1eed l\u00fd c\u00e1c t\u1eadp tin c\u00e1 nh\u00e2n ho\u1eb7c trang thanh to\u00e1n;<\/li>\n<li>l\u00e0m theo h\u01b0\u1edbng d\u1eabn \u0111\u01b0\u1ee3c sao ch\u00e9p t\u1eeb b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn c\u0169 ho\u1eb7c b\u00e0i \u0111\u0103ng tr\u00ean di\u1ec5n \u0111\u00e0n.<\/li>\n<\/ul>\n<p>Trong nh\u1eefng t\u00ecnh hu\u1ed1ng \u0111\u00f3, &#8220;n\u00f3 k\u1ebft n\u1ed1i&#8221; kh\u00f4ng ph\u1ea3i l\u00e0 ti\u00eau chu\u1ea9n b\u1ea1n mong mu\u1ed1n. B\u1ea1n mu\u1ed1n c\u00f3 c\u1ea5u h\u00ecnh hi\u1ec7n t\u1ea1i, \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft b\u1ecb v\u00e0 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u1ee7a b\u1ea1n.<\/p>\n<h2>T\u1ea1i sao h\u01b0\u1edbng d\u1eabn PPTP c\u0169 v\u1eabn tr\u1ef1c tuy\u1ebfnL\u1eddi khuy\u00ean v\u1ec1 giao th\u1ee9c c\u0169 c\u00f3 xu h\u01b0\u1edbng t\u1ed3n t\u1ea1i v\u00ec nh\u1eefng l\u00fd do th\u1ef1c t\u1ebf. M\u1ed9t h\u01b0\u1edbng d\u1eabn c\u00f3 th\u1ec3 ch\u00ednh x\u00e1c khi n\u00f3 \u0111\u01b0\u1ee3c vi\u1ebft ra. Giao di\u1ec7n b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn c\u00f3 th\u1ec3 v\u1eabn hi\u1ec3n th\u1ecb nh\u00e3n menu c\u0169. M\u1ed9t t\u00e0i li\u1ec7u t\u1ea1i n\u01a1i l\u00e0m vi\u1ec7c c\u00f3 th\u1ec3 \u0111\u00e3 \u0111\u01b0\u1ee3c sao ch\u00e9p trong nhi\u1ec1u n\u0103m. K\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb c\u00e1c trang thi\u1ebft l\u1eadp l\u1ed7i th\u1eddi v\u00ec ch\u00fang kh\u1edbp ch\u00ednh x\u00e1c v\u1edbi c\u00e1c t\u1eeb m\u00e0 ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 nh\u1eadp.<\/h2>\n<p>\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao PPTP c\u00f3 th\u1ec3 khi\u1ebfn b\u1ea1n c\u1ea3m th\u1ea5y kh\u00f3 hi\u1ec3u. Thu\u1eadt ng\u1eef v\u1eabn hi\u1ec3n th\u1ecb nh\u01b0ng kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb kh\u00f4ng gi\u1ed1ng nh\u01b0 \u0111\u1ec1 xu\u1ea5t.<\/p>\n<p>Khi \u0111\u1ecdc l\u1eddi khuy\u00ean thi\u1ebft l\u1eadp VPN, h\u00e3y ki\u1ec3m tra ng\u00e0y, ngu\u1ed3n v\u00e0 m\u1ee5c \u0111\u00edch c\u1ee7a h\u01b0\u1edbng d\u1eabn. M\u1ed9t nh\u00e0 gi\u1ea3i th\u00edch l\u1ecbch s\u1eed c\u00f3 th\u1ec3 h\u1eefu \u00edch. H\u01b0\u1edbng d\u1eabn thi\u1ebft l\u1eadp hi\u1ec7n t\u1ea1i ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng, h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 d\u1ecbch v\u1ee5 m\u00e0 b\u1ea1n th\u1ef1c s\u1ef1 s\u1eed d\u1ee5ng hi\u1ec7n nay.<\/p>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p nhanh v\u1ec1 PPTP<\/h2>\n<h3>PPTP t\u01b0\u1ee3ng tr\u01b0ng cho \u0111i\u1ec1u g\u00ec?<\/h3>\n<p>PPTP l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Point-to-Point Tunneling Protocol. \u0110\u00e2y l\u00e0 giao th\u1ee9c \u0111\u01b0\u1eddng h\u1ea7m VPN c\u0169 h\u01a1n \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi m\u1ea1ng d\u1ef1a tr\u00ean PPP.<\/p>\n<h3>T\u1ea1i sao PPTP l\u1ea1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u \u0111\u1ebfn v\u1eady?<\/h3>\n<p>N\u00f3 t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 tri\u1ec3n khai, quen thu\u1ed9c v\u1edbi qu\u1ea3n tr\u1ecb vi\u00ean l\u00e0m vi\u1ec7c v\u1edbi m\u1ea1ng th\u1eddi k\u1ef3 PPP v\u00e0 hi\u1ec7n di\u1ec7n r\u1ed9ng r\u00e3i trong quy tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a thi\u1ebft b\u1ecb m\u1ea1ng v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u0169 h\u01a1n.<\/p>\n<h3>Hi\u1ec7n t\u1ea1i PPTP c\u00f3 ph\u1ea3i l\u00e0 giao th\u1ee9c VPN t\u1ed1t kh\u00f4ng?<\/h3>\n<p>\u0110\u1ec3 s\u1eed d\u1ee5ng VPN hi\u1ec7n \u0111\u1ea1i, PPTP ph\u1ea3i \u0111\u01b0\u1ee3c coi l\u00e0 giao th\u1ee9c c\u0169 ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1eb7c \u0111\u1ecbnh an to\u00e0n. N\u1ebfu b\u1ea1n th\u1ea5y PPTP trong h\u01b0\u1edbng d\u1eabn c\u0169, h\u00e3y ki\u1ec3m tra h\u01b0\u1edbng d\u1eabn ch\u00ednh th\u1ee9c hi\u1ec7n t\u1ea1i tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/p>\n<h3>\u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u1ecdi giao th\u1ee9c trong h\u01b0\u1edbng d\u1eabn c\u0169 \u0111\u1ec1u kh\u00f4ng an to\u00e0n?<\/h3>\n<p>Kh\u00f4ng. N\u00f3 c\u00f3 ngh\u0129a l\u00e0 h\u01b0\u1edbng d\u1eabn c\u1ea7n c\u00f3 ng\u1eef c\u1ea3nh. Ki\u1ec3m tra xem h\u01b0\u1edbng d\u1eabn c\u00f3 c\u1eadp nh\u1eadt hay kh\u00f4ng, ai \u0111\u00e3 xu\u1ea5t b\u1ea3n ch\u00fang v\u00e0 li\u1ec7u ch\u00fang c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u VPN th\u1ef1c t\u1ebf v\u1ec1 \u1ee9ng d\u1ee5ng, thi\u1ebft b\u1ecb ho\u1eb7c n\u01a1i l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n hay kh\u00f4ng.<\/p>\n<h3>VPN Satelites y\u00eau c\u1ea7u PPTP h\u1ed7 tr\u1ee3 hay kh\u00f4ng h\u1ed7 tr\u1ee3?<\/h3>\n<p>B\u00e0i vi\u1ebft n\u00e0y kh\u00f4ng \u0111\u01b0a ra b\u1ea5t k\u1ef3 khi\u1ebfu n\u1ea1i n\u00e0o v\u1ec1 PPTP h\u1ed7 tr\u1ee3, kh\u00f4ng h\u1ed7 tr\u1ee3, \u0111\u1ec1 xu\u1ea5t, ng\u1eebng s\u1eed d\u1ee5ng ho\u1eb7c c\u1ea5u h\u00ecnh trong VPN Satelites ho\u1eb7c VPN Unlimited by KeepSolid. \u0110\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn mang t\u00ednh gi\u00e1o d\u1ee5c v\u1ec1 l\u1ecbch s\u1eed PPTP v\u00e0 s\u1ef1 th\u1eadn tr\u1ecdng khi l\u1ef1a ch\u1ecdn giao th\u1ee9c.<\/p>\n<h2>\u0110i\u1ec3m m\u1ea5u ch\u1ed1t<\/h2>\n<p>PPTP tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn v\u00ec n\u00f3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c m\u1ed9t v\u1ea5n \u0111\u1ec1 th\u1ef1c s\u1ef1 trong th\u1ebf gi\u1edbi m\u1ea1ng nh\u1eefng n\u0103m 1990: n\u00f3 l\u00e0m cho vi\u1ec7c \u0111\u00e0o h\u1ea7m m\u1ea1ng ri\u00eang tr\u1edf n\u00ean d\u1ec5 ti\u1ebfp c\u1eadn h\u01a1n b\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 quen thu\u1ed9c. Nh\u01b0ng VPN k\u1ef3 v\u1ecdng \u0111\u00e3 thay \u0111\u1ed5i. H\u01b0\u1edbng d\u1eabn b\u1ea3o m\u1eadt, \u0111\u1ecbnh h\u01b0\u1edbng n\u1ec1n t\u1ea3ng v\u00e0 th\u00f3i quen b\u1ea3o m\u1eadt hi\u1ec7n \u0111\u1ea1i \u0111\u00e3 v\u01b0\u1ee3t xa PPTP.<\/p>\n<p>N\u1ebfu h\u00f4m nay b\u1ea1n g\u1eb7p PPTP, h\u00e3y coi \u0111\u00f3 nh\u01b0 m\u1ed9t manh m\u1ed1i k\u1ebf th\u1eeba. S\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 nh\u1eadn ra l\u1eddi khuy\u00ean l\u1ed7i th\u1eddi, sau \u0111\u00f3 ki\u1ec3m tra h\u01b0\u1edbng d\u1eabn VPN ch\u00ednh th\u1ee9c hi\u1ec7n t\u1ea1i tr\u01b0\u1edbc khi ch\u1ecdn giao th\u1ee9c \u0111\u1ec3 duy\u1ec7t web, du l\u1ecbch ho\u1eb7c l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PPTP \u0111\u00e3 gi\u00fap k\u1ebft n\u1ed1i VPN d\u1ec5 d\u00e0ng h\u01a1n v\u00e0o nh\u1eefng n\u0103m 1990, nh\u01b0ng n\u00f3 kh\u00f4ng c\u00f2n ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng k\u1ef3 v\u1ecdng v\u1ec1 b\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n ri\u00eang t\u01b0 hi\u1ec7n \u0111\u1ea1i n\u1eefa. T\u00ecm hi\u1ec3u PPTP ngh\u0129a l\u00e0 g\u00ec, t\u1ea1i sao n\u00f3 tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch x\u1eed l\u00fd l\u1eddi khuy\u00ean v\u1ec1 giao th\u1ee9c c\u0169 ng\u00e0y nay.<\/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 l\u00e0 g\u00ec? T\u1ea1i sao giao th\u1ee9c VPN ban \u0111\u1ea7u n\u00e0y tr\u1edf n\u00ean l\u1ed7i th\u1eddi<\/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\/vi\/what-is-pptp-vpn-protocol-obsolete\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\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=\"ja\" \/>\n<meta property=\"og:locale:alternate\" content=\"ko_KR\" \/>\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:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"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\" \/>\n<meta property=\"og:description\" content=\"PPTP \u0111\u00e3 gi\u00fap k\u1ebft n\u1ed1i VPN d\u1ec5 d\u00e0ng h\u01a1n v\u00e0o nh\u1eefng n\u0103m 1990, nh\u01b0ng n\u00f3 kh\u00f4ng c\u00f2n ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng k\u1ef3 v\u1ecdng v\u1ec1 b\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n ri\u00eang t\u01b0 hi\u1ec7n \u0111\u1ea1i n\u1eefa. 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Why This Early VPN Protocol Became Obsolete\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/vpnappformac.com\\\/#website\",\"url\":\"https:\\\/\\\/vpnappformac.com\\\/\",\"name\":\"VPN Unlimited for Mac\",\"description\":\"VPN app for macOS by KeepSolid\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/vpnappformac.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"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","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/vpnappformac.com\/vi\/what-is-pptp-vpn-protocol-obsolete\/","og_locale":"vi_VN","og_type":"article","og_title":"[:en]What Is PPTP? 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 \u0111\u00e3 gi\u00fap k\u1ebft n\u1ed1i VPN d\u1ec5 d\u00e0ng h\u01a1n v\u00e0o nh\u1eefng n\u0103m 1990, nh\u01b0ng n\u00f3 kh\u00f4ng c\u00f2n ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng k\u1ef3 v\u1ecdng v\u1ec1 b\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n ri\u00eang t\u01b0 hi\u1ec7n \u0111\u1ea1i n\u1eefa. 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T\u1ea1i sao giao th\u1ee9c VPN ban \u0111\u1ea7u n\u00e0y tr\u1edf n\u00ean l\u1ed7i th\u1eddi","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":"vi"},{"@type":"WebPage","@id":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/","url":"https:\/\/vpnappformac.com\/what-is-pptp-vpn-protocol-obsolete\/","name":"PPTP l\u00e0 g\u00ec? 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