{"id":579565,"date":"2023-12-28T03:09:56","date_gmt":"2023-12-28T03:09:56","guid":{"rendered":"https:\/\/proxyelite.info\/glossary\/multi-factor-authentication\/"},"modified":"2023-12-28T03:09:56","modified_gmt":"2023-12-28T03:09:56","slug":"multi-factor-authentication","status":"publish","type":"glossary","link":"https:\/\/proxyelite.info\/vi\/glossary\/multi-factor-authentication\/","title":{"rendered":"X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1"},"content":{"rendered":"<h2>Th\u00f4ng tin t\u00f3m t\u1eaft v\u1ec1 X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1<\/h2>\n<p>X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 (MFA) l\u00e0 m\u1ed9t bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt m\u1ea1nh m\u1ebd nh\u1eb1m b\u1ea3o v\u1ec7 c\u00e1c t\u00e0i kho\u1ea3n v\u00e0 h\u1ec7 th\u1ed1ng tr\u1ef1c tuy\u1ebfn b\u1eb1ng c\u00e1ch y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng cung c\u1ea5p nhi\u1ec1u h\u00ecnh th\u1ee9c x\u00e1c minh tr\u01b0\u1edbc khi c\u1ea5p quy\u1ec1n truy c\u1eadp. Trong th\u1eddi \u0111\u1ea1i m\u00e0 c\u00e1c m\u1ed1i \u0111e d\u1ecda k\u1ef9 thu\u1eadt s\u1ed1 \u0111ang gia t\u0103ng, MFA \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u01a1 ch\u1ebf b\u1ea3o v\u1ec7 quan tr\u1ecdng, gi\u00fap c\u00e1c c\u00e1 nh\u00e2n v\u00e0 t\u1ed5 ch\u1ee9c b\u1ea3o v\u1ec7 th\u00f4ng tin nh\u1ea1y c\u1ea3m v\u00e0 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1<\/h2>\n<p>X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 X\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA) ho\u1eb7c X\u00e1c minh hai b\u01b0\u1edbc (2SV), l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n trong an ninh m\u1ea1ng hi\u1ec7n \u0111\u1ea1i. N\u00f3 nh\u1eb1m m\u1ee5c \u0111\u00edch gi\u1ea3i quy\u1ebft c\u00e1c l\u1ed7 h\u1ed5ng li\u00ean quan \u0111\u1ebfn x\u00e1c th\u1ef1c t\u00ean ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1eadt kh\u1ea9u truy\u1ec1n th\u1ed1ng, c\u00f3 th\u1ec3 d\u1ec5 b\u1ecb vi ph\u1ea1m do m\u1eadt kh\u1ea9u y\u1ebfu, c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o v\u00e0 c\u00e1c n\u1ed7 l\u1ef1c v\u0169 phu.<\/p>\n<h3>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1<\/h3>\n<p>MFA ho\u1ea1t \u0111\u1ed9ng theo nguy\u00ean t\u1eafc \u201c\u0111i\u1ec1u b\u1ea1n bi\u1ebft\u201d, \u201c\u0111i\u1ec1u b\u1ea1n c\u00f3\u201d v\u00e0 \u201c\u0111i\u1ec1u b\u1ea1n l\u00e0\u201d. Ba y\u1ebfu t\u1ed1 n\u00e0y b\u1ed5 sung th\u00eam c\u00e1c l\u1edbp b\u1ea3o m\u1eadt cho quy tr\u00ecnh x\u00e1c th\u1ef1c, khi\u1ebfn nh\u1eefng c\u00e1 nh\u00e2n kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p truy c\u1eadp v\u00e0o t\u00e0i kho\u1ea3n ho\u1eb7c h\u1ec7 th\u1ed1ng tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n \u0111\u00e1ng k\u1ec3. H\u00e3y \u0111i s\u00e2u h\u01a1n v\u00e0o t\u1eebng y\u1ebfu t\u1ed1:<\/p>\n<ol>\n<li>\n<p><strong>\u0110i\u1ec1u g\u00ec \u0111\u00f3 b\u1ea1n bi\u1ebft<\/strong>: Y\u1ebfu t\u1ed1 n\u00e0y li\u00ean quan \u0111\u1ebfn th\u00f4ng tin m\u00e0 ch\u1ec9 ng\u01b0\u1eddi d\u00f9ng h\u1ee3p ph\u00e1p m\u1edbi bi\u1ebft, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1eadt kh\u1ea9u ho\u1eb7c m\u00e3 PIN.<\/p>\n<\/li>\n<li>\n<p><strong>Th\u1ee9 g\u00ec \u0111\u00f3 b\u1ea1n c\u00f3<\/strong>: Ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i s\u1edf h\u1eefu m\u1ed9t v\u1eadt ph\u1ea9m v\u1eadt l\u00fd, th\u01b0\u1eddng l\u00e0 thi\u1ebft b\u1ecb di \u0111\u1ed9ng ho\u1eb7c m\u00e3 th\u00f4ng b\u00e1o b\u1ea3o m\u1eadt, \u0111\u1ec3 ho\u00e0n t\u1ea5t quy tr\u00ecnh x\u00e1c th\u1ef1c.<\/p>\n<\/li>\n<li>\n<p><strong>B\u1ea1n l\u00e0 g\u00ec \u0111\u00f3<\/strong>: Y\u1ebfu t\u1ed1 n\u00e0y s\u1eed d\u1ee5ng d\u1eef li\u1ec7u sinh tr\u1eafc h\u1ecdc, nh\u01b0 d\u1ea5u v\u00e2n tay, nh\u1eadn d\u1ea1ng khu\u00f4n m\u1eb7t ho\u1eb7c qu\u00e9t v\u00f5ng m\u1ea1c, \u0111\u1ec3 x\u00e1c nh\u1eadn danh t\u00ednh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<\/li>\n<\/ol>\n<h3>C\u00e1c lo\u1ea1i x\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1<\/h3>\n<p>\u0110\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 MFA, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i nh\u1eadn ra c\u00e1c lo\u1ea1i v\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau hi\u1ec7n c\u00f3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng t\u00f3m t\u1eaft c\u00e1c d\u1ea1ng MFA ph\u1ed5 bi\u1ebfn nh\u1ea5t:<\/p>\n<table>\n<thead>\n<tr>\n<th>Lo\u1ea1i MFA<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>X\u00e1c th\u1ef1c qua SMS<\/td>\n<td>M\u1ed9t m\u00e3 \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng qua tin nh\u1eafn v\u0103n b\u1ea3n.<\/td>\n<\/tr>\n<tr>\n<td>OTP d\u1ef1a tr\u00ean \u1ee9ng d\u1ee5ng<\/td>\n<td>Ng\u01b0\u1eddi d\u00f9ng t\u1ea1o m\u1eadt kh\u1ea9u m\u1ed9t l\u1ea7n b\u1eb1ng \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng.<\/td>\n<\/tr>\n<tr>\n<td>M\u00e3 th\u00f4ng b\u00e1o ph\u1ea7n c\u1ee9ng<\/td>\n<td>C\u00e1c thi\u1ebft b\u1ecb v\u1eadt l\u00fd t\u1ea1o m\u00e3 d\u1ef1a tr\u00ean th\u1eddi gian \u0111\u1ec3 x\u00e1c th\u1ef1c.<\/td>\n<\/tr>\n<tr>\n<td>MFA sinh tr\u1eafc h\u1ecdc<\/td>\n<td>S\u1eed d\u1ee5ng d\u1eef li\u1ec7u sinh tr\u1eafc h\u1ecdc duy nh\u1ea5t nh\u01b0 d\u1ea5u v\u00e2n tay ho\u1eb7c khu\u00f4n m\u1eb7t.<\/td>\n<\/tr>\n<tr>\n<td>Nh\u01b0ng chi\u00eac the\u0309 th\u00f4ng minh<\/td>\n<td>Th\u1ebb c\u00f3 chip nh\u00fang \u0111\u1ec3 truy c\u1eadp an to\u00e0n.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>C\u00e1ch s\u1eed d\u1ee5ng X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan<\/h3>\n<p>MFA r\u1ea5t linh ho\u1ea1t v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nhi\u1ec1u b\u1ed1i c\u1ea3nh kh\u00e1c nhau, bao g\u1ed3m ng\u00e2n h\u00e0ng tr\u1ef1c tuy\u1ebfn, d\u1ecbch v\u1ee5 email v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 b\u1ea3o m\u1eadt m\u00e1y ch\u1ee7 proxy. Tuy nhi\u00ean, vi\u1ec7c th\u1ef1c hi\u1ec7n MFA kh\u00f4ng ph\u1ea3i l\u00e0 kh\u00f4ng c\u00f3 nh\u1eefng th\u00e1ch th\u1ee9c. M\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p><strong>S\u1ef1 ph\u1ea3n kh\u00e1ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/strong>: Ng\u01b0\u1eddi d\u00f9ng ban \u0111\u1ea7u c\u00f3 th\u1ec3 th\u1ea5y MFA c\u1ed3ng k\u1ec1nh nh\u01b0ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u00e1o d\u1ee5c v\u1ec1 l\u1ee3i \u00edch c\u1ee7a n\u00f3.<\/p>\n<\/li>\n<li>\n<p><strong>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch<\/strong>: Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c d\u1ecbch v\u1ee5 \u0111\u1ec1u h\u1ed7 tr\u1ee3 MFA, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf t\u00ednh hi\u1ec7u qu\u1ea3 c\u1ee7a n\u00f3.<\/p>\n<\/li>\n<li>\n<p><strong>Thi\u1ebft b\u1ecb b\u1ecb m\u1ea5t<\/strong>: N\u1ebfu ng\u01b0\u1eddi d\u00f9ng m\u1ea5t thi\u1ebft b\u1ecb MFA, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed1 truy c\u1eadp.<\/p>\n<\/li>\n<li>\n<p><strong>T\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o<\/strong>: Nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 c\u1ed1 g\u1eafng \u0111\u00e1nh l\u1eeba ng\u01b0\u1eddi d\u00f9ng cung c\u1ea5p m\u00e3 MFA.<\/p>\n<\/li>\n<\/ul>\n<p>\u0110\u1ec3 gi\u1ea3m thi\u1ec3u nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00e1c t\u1ed5 ch\u1ee9c ph\u1ea3i cung c\u1ea5p h\u01b0\u1edbng d\u1eabn r\u00f5 r\u00e0ng cho ng\u01b0\u1eddi d\u00f9ng, \u0111\u01b0a ra c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u00e1c th\u1ef1c thay th\u1ebf v\u00e0 li\u00ean t\u1ee5c theo d\u00f5i ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng ng\u1edd.<\/p>\n<h3>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh<\/h3>\n<p>H\u00e3y so s\u00e1nh X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1 kh\u00e1c:<\/p>\n<table>\n<thead>\n<tr>\n<th>Thu\u1eadt ng\u1eef<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>X\u00e1c th\u1ef1c m\u1ed9t y\u1ebfu t\u1ed1 (SFA)<\/td>\n<td>Ch\u1ec9 d\u1ef1a v\u00e0o t\u00ean ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1eadt kh\u1ea9u.<\/td>\n<\/tr>\n<tr>\n<td>X\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA)<\/td>\n<td>Y\u00eau c\u1ea7u hai h\u00ecnh th\u1ee9c x\u00e1c minh.<\/td>\n<\/tr>\n<tr>\n<td>X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 (MFA)<\/td>\n<td>S\u1eed d\u1ee5ng ba y\u1ebfu t\u1ed1 tr\u1edf l\u00ean \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>MFA r\u00f5 r\u00e0ng v\u01b0\u1ee3t tr\u1ed9i h\u01a1n SFA v\u1ec1 m\u1eb7t b\u1ea3o m\u1eadt v\u00e0 trong khi 2FA an to\u00e0n h\u01a1n SFA, MFA v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn m\u1ea1nh m\u1ebd nh\u1ea5t.<\/p>\n<h3>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 t\u01b0\u01a1ng lai<\/h3>\n<p>T\u01b0\u01a1ng lai c\u1ee7a X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 c\u00f3 v\u1ebb \u0111\u1ea7y h\u1ee9a h\u1eb9n. Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, ch\u00fang ta c\u00f3 th\u1ec3 mong \u0111\u1ee3i nh\u1eefng ti\u1ebfn b\u1ed9 nh\u01b0:<\/p>\n<ul>\n<li>\n<p><strong>Sinh tr\u1eafc h\u1ecdc h\u00e0nh vi<\/strong>: Ph\u00e2n t\u00edch h\u00e0nh vi ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 x\u00e1c th\u1ef1c.<\/p>\n<\/li>\n<li>\n<p><strong>AI v\u00e0 h\u1ecdc m\u00e1y<\/strong>: T\u0103ng c\u01b0\u1eddng ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n gian l\u1eadn.<\/p>\n<\/li>\n<li>\n<p><strong>X\u00e1c th\u1ef1c kh\u00f4ng c\u1ea7n m\u1eadt kh\u1ea9u<\/strong>: Lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n nhu c\u1ea7u v\u1ec1 m\u1eadt kh\u1ea9u.<\/p>\n<\/li>\n<\/ul>\n<p>Nh\u1eefng \u0111\u1ed5i m\u1edbi n\u00e0y s\u1ebd n\u00e2ng cao h\u01a1n n\u1eefa t\u00ednh b\u1ea3o m\u1eadt v\u00e0 s\u1ef1 thu\u1eadn ti\u1ec7n cho ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<h3>C\u00e1ch m\u00e1y ch\u1ee7 proxy \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1<\/h3>\n<p>M\u00e1y ch\u1ee7 proxy \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n ri\u00eang t\u01b0 tr\u00ean internet. Ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u1edbi X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 \u0111\u1ec3 th\u00eam m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 b\u1ed5 sung khi truy c\u1eadp c\u00e1c t\u00e0i nguy\u00ean tr\u1ef1c tuy\u1ebfn. B\u1eb1ng c\u00e1ch \u0111\u1ecbnh tuy\u1ebfn l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp internet th\u00f4ng qua m\u00e1y ch\u1ee7 proxy c\u00f3 kh\u1ea3 n\u0103ng MFA, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ngay c\u1ea3 k\u1ebft n\u1ed1i ban \u0111\u1ea7u c\u1ee7a h\u1ecd c\u0169ng \u0111\u01b0\u1ee3c an to\u00e0n.<\/p>\n<p>M\u00e1y ch\u1ee7 proxy c\u0169ng c\u00f3 th\u1ec3 gi\u00fap c\u00e1c t\u1ed5 ch\u1ee9c qu\u1ea3n l\u00fd v\u00e0 ki\u1ec3m so\u00e1t quy\u1ec1n truy c\u1eadp v\u00e0o c\u00e1c t\u00e0i nguy\u00ean tr\u1ef1c tuy\u1ebfn, gi\u00fap vi\u1ec7c tri\u1ec3n khai v\u00e0 th\u1ef1c thi c\u00e1c ch\u00ednh s\u00e1ch X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 X\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3 trong an ninh m\u1ea1ng, vui l\u00f2ng tham kh\u1ea3o c\u00e1c ngu\u1ed3n \u0111\u00e1ng tin c\u1eady sau:<\/p>\n<ol>\n<li>\n<p><a target=\"_new\" rel=\"noopener\">Vi\u1ec7n Ti\u00eau chu\u1ea9n v\u00e0 C\u00f4ng ngh\u1ec7 Qu\u1ed1c gia (NIST) \u2013 H\u01b0\u1edbng d\u1eabn c\u1ee7a MFA<\/a><\/p>\n<\/li>\n<li>\n<p><a target=\"_new\" rel=\"noopener\">Microsoft Azure \u2013 T\u00e0i li\u1ec7u MFA<\/a><\/p>\n<\/li>\n<li>\n<p><a target=\"_new\" rel=\"noopener\">OWASP - B\u1ea3ng cheat x\u00e1c th\u1ef1c<\/a><\/p>\n<\/li>\n<li>\n<p><a target=\"_new\" rel=\"noopener\">ProxyElite \u2013 Gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt m\u00e1y ch\u1ee7 proxy<\/a><\/p>\n<\/li>\n<\/ol>","protected":false},"featured_media":579566,"menu_order":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-579565","glossary","type-glossary","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579565","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":0,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579565\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media\/579566"}],"wp:attachment":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media?parent=579565"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}