{"id":8744,"date":"2022-04-04T13:31:54","date_gmt":"2022-04-04T06:31:54","guid":{"rendered":"https:\/\/hostify.vn\/blog\/?p=8744"},"modified":"2022-04-04T13:31:54","modified_gmt":"2022-04-04T06:31:54","slug":"2fa-code-la-gi","status":"publish","type":"post","link":"https:\/\/www.hostify.vn\/blog\/2fa-code-la-gi\/","title":{"rendered":"2fa code l\u00e0 g\u00ec? 2fa c\u00f3 th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft kh\u00f4ng?"},"content":{"rendered":"

2fa code l\u00e0 g\u00ec?<\/a><\/h2>\n

2fa (Two-factor authentication, t\u1ea1m d\u1ecbch: x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1) l\u00e0 m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c b\u1ea3o m\u1eadt s\u1eed d\u1ee5ng hai y\u1ebfu t\u1ed1 li\u00ean quan v\u1edbi nhau \u0111\u1ec3 ch\u1ee9ng th\u1ef1c ng\u01b0\u1eddi \u0111\u0103ng nh\u1eadp t\u00e0i kho\u1ea3n.<\/p>\n

V\u00ed d\u1ee5, b\u1ea1n \u0111\u00e3 s\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u \u0111\u1ec3 \u0111\u0103ng nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n, nh\u01b0ng b\u1ea1n s\u1ebd s\u1eed d\u1ee5ng th\u00eam m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p x\u00e1c nh\u1eadn kh\u00e1c nh\u01b0: m\u00e3 code g\u1eedi \u0111\u1ebfn email ho\u1eb7c s\u1ed1 \u0111i\u1ec7n tho\u1ea1i c\u1ee7a b\u1ea1n \u0111\u1ec3 x\u00e1c nh\u1eadn b\u1ea1n \u0111ang l\u00e0 ng\u01b0\u1eddi \u0111\u0103ng nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a m\u00ecnh.<\/p>\n

M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh:<\/p>\n

S\u1eed d\u1ee5ng SMS: Facebook, Google, Adobe\u2026<\/p>\n

S\u1eed d\u1ee5ng email: Epicgames, Microsoft\u2026<\/p>\n

D\u00f9ng thi\u1ebft b\u1ecb di \u0111\u1ed9ng \u0111\u00e3 \u0111\u0103ng nh\u1eadp tr\u01b0\u1edbc \u0111\u00f3 \u0111\u1ec3 x\u00e1c th\u1ef1c: \u0111\u00e2y l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c m\u1edbi c\u1ee7a c\u1ea3 Google v\u00e0 Facebook \u0111ang \u00e1p d\u1ee5ng.<\/p>\n

\"2FA

2FA l\u00e0 x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1<\/p><\/div>\n

\u01afu \u0111i\u1ec3m c\u1ee7a 2fa code l\u00e0 g\u00ec?<\/h3>\n

Tr\u00ean th\u1ef1c t\u1ebf, 90% m\u1eadt kh\u1ea9u c\u00f3 th\u1ec3 b\u1ecb b\u1ebb kh\u00f3a trong v\u00f2ng 6 gi\u1edd, 2\/3 ng\u01b0\u1eddi d\u00f9ng internet s\u1eed d\u1ee5ng c\u00f9ng m\u1eadt kh\u1ea9u \u1edf m\u1ecdi n\u01a1i. C\u00e1c \u0111\u1ee3t t\u1ea5n c\u00f4ng m\u1ea1ng chuy\u00ean nghi\u1ec7p c\u00f2n c\u00f3 th\u1ec3 ki\u1ec3m th\u1eed h\u00e0ng t\u1ec9 m\u1eadt kh\u1ea9u trong v\u00f2ng v\u00e0i gi\u00e2y.<\/p>\n

Ch\u00ednh v\u00ec \u0111i\u1ec3m y\u1ebfu n\u00e0y c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 tr\u00ean th\u1ebf gi\u1edbi \u0111\u00e3 c\u1ed1 g\u1eafng t\u1ea1o th\u00eam m\u1ed9t l\u1edbp x\u00e1c th\u1ef1c n\u1eefa \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u00ecnh tr\u1ea1ng t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng b\u1ecb hacked.<\/p>\n

2fa code<\/a> khi\u1ebfn t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n kh\u00f3 b\u1ecb x\u00e2m nh\u1eadp h\u01a1n r\u1ea5t nhi\u1ec1u, c\u0169ng nh\u01b0 vi\u1ec7c n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ph\u00f2ng ch\u1ed1ng tr\u01b0\u1eddng h\u1ee3p b\u1ea1n g\u1eb7p m\u00e3 \u0111\u1ed9c c\u00f3 kh\u1ea3 n\u0103ng \u0111\u00e1nh c\u1eafp th\u00f4ng tin truy c\u1eadp c\u1ee7a b\u1ea1n.<\/p>\n