{"id":377,"date":"2026-07-14T15:24:43","date_gmt":"2026-07-14T08:24:43","guid":{"rendered":"\/khoan-thu\/?post_type=ht_kb&p=377"},"modified":"2026-07-21T16:05:23","modified_gmt":"2026-07-21T09:05:23","slug":"huong-dan-xac-thuc-hai-yeu-to-2fa","status":"publish","type":"ht_kb","link":"\/khoan-thu\/knowledge-base\/huong-dan-xac-thuc-hai-yeu-to-2fa\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA)"},"content":{"rendered":"
\n

1. T\u1ed5ng quan<\/b><\/h3>\n

B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn thi\u1ebft l\u1eadp b\u1ea3o m\u1eadt hai y\u1ebfu t\u1ed1 (2FA) cho t\u00e0i kho\u1ea3n MISA ID nh\u1eb1m t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt khi \u0111\u0103ng nh\u1eadp ph\u1ea7n m\u1ec1m.<\/p>\n

N\u1ed9i dung b\u00e0i vi\u1ebft g\u1ed3m: C\u00e1c c\u00e1ch thi\u1ebft l\u1eadp b\u1ea3o m\u1eadt hai l\u1edbp (2FA) b\u1eb1ng Google Authenticator<\/strong> ho\u1eb7c nh\u1eadn m\u00e3 x\u00e1c th\u1ef1c qua s\u1ed1 \u0111i\u1ec7n tho\u1ea1i\/email<\/strong> \u0111\u00e3 \u0111\u0103ng k\u00fd.<\/p>\n

2. L\u01b0u \u00fd<\/h3>\n

\u0110\u1ec3 t\u0103ng t\u00ednh\u00a0b\u1ea3o m\u1eadt<\/strong>\u00a0cho t\u00e0i kho\u1ea3n, ch\u01b0\u01a1ng tr\u00ecnh y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i\u00a0thi\u1ebft l\u1eadp b\u1ea3o m\u1eadt 2 l\u1edbp<\/strong>. Ngh\u0129a l\u00e0 khi \u0111\u0103ng nh\u1eadp, ngo\u00e0i nh\u1eadp\u00a0m\u1eadt kh\u1ea9u<\/strong>, c\u1ea7n nh\u1eadp\u00a0m\u00e3 OTP<\/strong>\u00a0\u0111\u01b0\u1ee3c g\u1eedi v\u1ec1\u00a0\u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c Google Authenticator<\/strong>\u00a0ho\u1eb7c v\u1ec1\u00a0s\u1ed1 \u0111i\u1ec7n tho\u1ea1i\/email \u0111\u00e3 thi\u1ebft l\u1eadp<\/strong>.<\/p>\n

Sau khi \u0111\u0103ng nh\u1eadp ph\u1ea7n m\u1ec1m s\u1ebd hi\u1ec3n th\u1ecb b\u1ea3ng\u00a0B\u1eadt x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 (2FA).<\/strong><\/p>\n

\"\"
\nL\u01b0u \u00fd<\/strong>: Anh\/ ch\u1ecb c\u00f3 th\u1ec3 b\u1ecf qua c\u1ea3nh b\u00e1o n\u00e0y \u0111\u1ec3 ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m, nh\u01b0ng ch\u1ec9 \u0111\u01b0\u1ee3c b\u1ecf qua t\u1ed1i \u0111a 10 l\u1ea7n. Sau 10 l\u1ea7n, b\u1eaft bu\u1ed9c ph\u1ea3i b\u1eadt x\u00e1c th\u1ef1c hai b\u01b0\u1edbc m\u1edbi \u0111\u01b0\u1ee3c ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m.<\/em><\/p>\n

\"\"<\/p>\n

3. C\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n<\/b><\/h3>\n

C\u00f3 3 c\u00e1ch thi\u1ebft l\u1eadp x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 (2FA) tr\u00ean ph\u1ea7n m\u1ec1m<\/strong><\/p>\n

\n
<\/span><\/p>\n

C\u00e1ch 1. X\u00e1c th\u1ef1c b\u1eb1ng Email<\/b><\/h4>\n

<\/div>

\n

B\u01b0\u1edbc 1:<\/strong> Ch\u1ecdn x\u00e1c th\u1ef1c qua Email<\/strong>.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 2:<\/strong> Ph\u1ea7n m\u1ec1m g\u1eedi m\u00e3 x\u00e1c th\u1ef1c \u0111\u1ebfn email \u0111\u00e3 \u0111\u0103ng k\u00fd. Ki\u1ec3m tra h\u1ed9p th\u01b0 \u0111\u1ebfn (bao g\u1ed3m c\u1ea3 th\u01b0 r\u00e1c\/spam) \u0111\u1ec3 l\u1ea5y m\u00e3.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 3:<\/strong> Nh\u1eadp m\u00e3 x\u00e1c th\u1ef1c g\u1ed3m 6 ch\u1eef s\u1ed1 v\u00e0o \u00f4 tr\u00ean ph\u1ea7n m\u1ec1m, sau \u0111\u00f3 ch\u1ecdn B\u1eadt x\u00e1c th\u1ef1c 2FA<\/strong> \u0111\u1ec3 ho\u00e0n th\u00e0nh b\u01b0\u1edbc x\u00e1c th\u1ef1c.<\/p>\n

\"\"<\/p>\n

L\u01b0u \u00fd:<\/strong> N\u1ebfu kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c email li\u00ean k\u1ebft v\u1edbi t\u00e0i kho\u1ea3n MISA ID, khi ch\u1ecdn x\u00e1c th\u1ef1c b\u1eb1ng email, h\u1ec7 th\u1ed1ng s\u1ebd cung c\u1ea5p t\u00f9y ch\u1ecdn thay \u0111\u1ed5i email x\u00e1c th\u1ef1c. Nh\u1ea5n v\u00e0o li\u00ean k\u1ebft v\u00e0o \u0111\u00e2y<\/strong> \u0111\u1ec3 m\u1edf m\u00e0n h\u00ecnh b\u1ed5 sung email x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1. N\u1ebfu kh\u00f4ng c\u00f3 ch\u1eef v\u00e0o \u0111\u00e2y<\/strong> \u0111\u1ec3 thay \u0111\u1ed5i email th\u00ec anh\/ch\u1ecb c\u1ea7n th\u1ef1c hi\u1ec7n l\u1eadp phi\u1ebfu y\u00eau c\u1ea7u (c\u00f3 k\u00fd, \u0111\u00f3ng d\u1ea5u) \u0111\u1ec3 thay \u0111\u1ed5i th\u00f4ng tin t\u00e0i kho\u1ea3n.<\/em><\/p>\n

\"\"
\nNh\u1eadp \u0111\u1ecba ch\u1ec9 email m\u1edbi v\u00e0 ch\u1ecdn Ti\u1ebfp t\u1ee5c<\/strong> \u0111\u1ec3 thay \u0111\u1ed5i email. <\/em><\/p>\n

L\u01b0u \u00fd:<\/strong> Ch\u1ec9 \u0111\u01b0\u1ee3c \u0111\u1ed5i email duy nh\u1ea5t 1 l\u1ea7n. Sau khi \u0111\u1ed5i, t\u00f9y ch\u1ecdn n\u00e0y s\u1ebd kh\u00f4ng c\u00f2n hi\u1ec3n th\u1ecb.<\/em><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 4:<\/strong> Sau \u0111\u00f3 ch\u1ecdn \u0110\u00f3ng<\/strong> \u0111\u1ec3 ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m.<\/p>\n

\"\"<\/p>\n<\/div><\/div>\n

<\/span><\/p>\n

C\u00e1ch 2. S\u1eed d\u1ee5ng Google Authenticator<\/b><\/h4>\n

<\/div>

\n

B\u01b0\u1edbc 1:<\/strong> Ch\u1ecdn x\u00e1c th\u1ef1c qua \u1ee8ng d\u1ee5ng Google Authenticator<\/strong>.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 2:<\/strong> B\u1ea5m v\u00e0o \u0111\u00e2y \u0111\u1ec3 t\u1ea3i v\u00e0 c\u00e0i \u0111\u1eb7t \u1ee9ng d\u1ee5ng Google Authenticator.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 3:<\/strong> M\u1edf Camera \u0111i\u1ec7n tho\u1ea1i v\u00e0 qu\u00e9t m\u00e3.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 4:<\/strong> M\u1edf \u1ee9ng d\u1ee5ng Google Authenticator<\/strong> tr\u00ean \u0111i\u1ec7n tho\u1ea1i, b\u1ea5m d\u1ea5u +<\/strong> ch\u1ecdn Qu\u00e9t m\u00e3 QR<\/strong> \u0111\u1ec3 sinh m\u00e3 x\u00e1c th\u1ef1c.<\/p>\n

B\u01b0\u1edbc 5:<\/strong> Qu\u00e9t m\u00e3 QR tr\u00ean th\u00f4ng b\u00e1o Thi\u1ebft l\u1eadp x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 c\u1ee7a ph\u1ea7n m\u1ec1m.<\/p>\n

\"\"<\/p>\n

L\u01b0u \u00fd:<\/strong> B\u1eadt \u0111\u1ed3ng b\u1ed9 h\u00f3a tr\u00ean \u0111\u00e1m m\u00e2y \u0111\u1ec3 Authenticator t\u1ef1 \u0111\u1ed9ng l\u01b0u c\u00e1c m\u00e3 \u0111\u00e3 thi\u1ebft l\u1eadp v\u00e0o t\u00e0i kho\u1ea3n Google, ph\u00f2ng tr\u01b0\u1eddng h\u1ee3p c\u1ea7n t\u1ea3i l\u1ea1i \u1ee9ng d\u1ee5ng th\u00ec ch\u1ec9 c\u1ea7n \u0111\u0103ng nh\u1eadp v\u00e0o l\u00e0 c\u00f3 m\u00e3 \u0111\u1ec3 s\u1eed d\u1ee5ng ngay, tr\u00e1nh ph\u1ea3i thi\u1ebft l\u1eadp l\u1ea1i.<\/em><\/p>\n

\"\"<\/em><\/p>\n

B\u01b0\u1edbc 6:<\/strong> Nh\u1eadp m\u00e3 x\u00e1c th\u1ef1c 6 ch\u1eef s\u1ed1 \u0111\u00e3 sinh \u1edf b\u01b0\u1edbc v\u1eeba r\u1ed3i v\u00e0o B\u01b0\u1edbc 3<\/strong>.<\/p>\n

\"\"<\/p>\n

L\u01b0u \u00fd:<\/strong> N\u1ebfu kh\u00f4ng qu\u00e9t \u0111\u01b0\u1ee3c m\u00e3, ch\u1ecdn Kh\u00f4ng qu\u00e9t \u0111\u01b0\u1ee3c m\u00e3 n\u00e0y?<\/strong>. Ph\u1ea7n m\u1ec1m s\u1ebd hi\u1ec3n th\u1ecb 1 d\u00e3y kh\u00f3a thi\u1ebft l\u1eadp, m\u1edf \u1ee9ng d\u1ee5ng Google Authenticator<\/strong> v\u00e0 ch\u1ecdn Nh\u1eadp kh\u00f3a thi\u1ebft l\u1eadp<\/strong>, nh\u1eadp T\u00ean t\u00e0i kho\u1ea3n<\/strong> (t\u00f9y \u00fd) v\u00e0 Kh\u00f3a c\u1ee7a anh\/ch\u1ecb<\/strong> b\u1eb1ng m\u00e3 b\u00ean d\u01b0\u1edbi, sau \u0111\u00f3 nh\u1ea5n Th\u00eam<\/strong>. Ph\u1ea7n m\u1ec1m s\u1ebd sinh m\u00e3 x\u00e1c th\u1ef1c \u0111\u1ec3 nh\u1eadp v\u00e0o \u00f4 t\u1ea1i B\u01b0\u1edbc 3.<\/em><\/p>\n

\"\"<\/em><\/p>\n

B\u01b0\u1edbc 7:<\/strong> Nh\u1ea5n B\u1eadt x\u00e1c th\u1ef1c 2FA<\/b> \u0111\u1ec3 ho\u00e0n t\u1ea5t.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 8:<\/strong> Khi x\u00e1c th\u1ef1c th\u00e0nh c\u00f4ng, s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o v\u00e0 c\u00f3 th\u1ec3 v\u00e0o \u1ee9ng d\u1ee5ng \u0111\u1ec3 l\u00e0m vi\u1ec7c ngay.<\/p>\n

\"\"<\/p>\n<\/div><\/div>\n

<\/span><\/p>\n

C\u00e1ch 3. S\u1eed d\u1ee5ng s\u1ed1 \u0111i\u1ec7n tho\u1ea1i<\/b><\/h4>\n

<\/div>

\n

B\u01b0\u1edbc 1:<\/strong> Ch\u1ecdn ph\u01b0\u01a1ng th\u1ee9c x\u00e1c th\u1ef1c qua S\u1ed1 \u0111i\u1ec7n tho\u1ea1i<\/strong>.<\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 2:<\/strong> Ph\u1ea7n m\u1ec1m s\u1ebd g\u1eedi m\u00e3 x\u00e1c th\u1ef1c \u0111\u1ebfn SMS ho\u1eb7c s\u1ed1 \u0111i\u1ec7n tho\u1ea1i \u0111\u00e3 \u0111\u0103ng k\u00fd Zalo. Vui l\u00f2ng ki\u1ec3m tra \u1ee9ng d\u1ee5ng Zalo ho\u1eb7c tin nh\u1eafn tr\u00ean \u0111i\u1ec7n tho\u1ea1i \u0111\u1ec3 nh\u1eadn m\u00e3.<\/p>\n

\"\"
\nB\u01b0\u1edbc 3: <\/strong>Nh\u1eadp m\u00e3 x\u00e1c th\u1ef1c g\u1ed3m 6 ch\u1eef s\u1ed1 v\u00e0o \u00f4 tr\u00ean ph\u1ea7n m\u1ec1m, ch\u1ecdn B\u1eadt x\u00e1c th\u1ef1c 2FA<\/strong> \u0111\u1ec3 ho\u00e0n th\u00e0nh b\u01b0\u1edbc x\u00e1c th\u1ef1c.<\/p>\n

\"\"
\nL\u01b0u \u00fd:<\/strong> N\u1ebfu kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c tin nh\u1eafn ho\u1eb7c m\u1ea5t s\u1ed1 \u0111i\u1ec7n tho\u1ea1i, h\u1ec7 th\u1ed1ng s\u1ebd cung c\u1ea5p t\u00f9y ch\u1ecdn thay \u0111\u1ed5i s\u1ed1 \u0111i\u1ec7n tho\u1ea1i x\u00e1c th\u1ef1c. Nh\u1ea5n v\u00e0o li\u00ean k\u1ebft v\u00e0o \u0111\u00e2y<\/strong> \u0111\u1ec3 m\u1edf m\u00e0n h\u00ecnh B\u1ed5 sung s\u1ed1 \u0111i\u1ec7n tho\u1ea1i x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1. N\u1ebfu kh\u00f4ng c\u00f3 ch\u1eef v\u00e0o \u0111\u00e2y<\/strong> \u0111\u1ec3 thay \u0111\u1ed5i s\u1ed1 \u0111i\u1ec7n tho\u1ea1i th\u00ec anh\/ch\u1ecb c\u1ea7n th\u1ef1c hi\u1ec7n l\u1eadp phi\u1ebfu y\u00eau c\u1ea7u (c\u00f3 k\u00fd, \u0111\u00f3ng d\u1ea5u) \u0111\u1ec3 thay \u0111\u1ed5i th\u00f4ng tin t\u00e0i kho\u1ea3n.<\/em><\/p>\n

\"\"
\nNh\u1eadp s\u1ed1 \u0111i\u1ec7n tho\u1ea1i m\u1edbi v\u00e0 ch\u1ecdn Ti\u1ebfp t\u1ee5c \u0111\u1ec3 thay \u0111\u1ed5i s\u1ed1 \u0111i\u1ec7n tho\u1ea1i. L\u01b0u \u00fd: Ch\u1ec9 \u0111\u01b0\u1ee3c \u0111\u1ed5i s\u1ed1 \u0111i\u1ec7n tho\u1ea1i duy nh\u1ea5t 1 l\u1ea7n. Sau khi \u0111\u1ed5i, t\u00f9y ch\u1ecdn n\u00e0y s\u1ebd kh\u00f4ng c\u00f2n hi\u1ec3n th\u1ecb.<\/em><\/p>\n

B\u01b0\u1edbc 4:<\/strong> Sau \u0111\u00f3 ch\u1ecdn \u0110\u00f3ng<\/strong> \u0111\u1ec3 ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m.<\/p>\n

\"\"<\/p>\n<\/div><\/div>\n<\/div>\n

3. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h3>\n

3.1. L\u1ed7i “X\u00e1c th\u1ef1c 2 b\u01b0\u1edbc” hi\u1ec7n l\u00ean li\u00ean t\u1ee5c d\u00f9 \u0111\u00e3 t\u00edch “Kh\u00f4ng h\u1ecfi l\u1ea1i”?<\/h4>\n

Nguy\u00ean nh\u00e2n: <\/strong>T\u00ednh n\u0103ng X\u00e1c th\u1ef1c 2 b\u01b0\u1edbc<\/strong> l\u00e0 c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt b\u1eaft bu\u1ed9c. M\u1ed7i thi\u1ebft b\u1ecb ho\u1eb7c tr\u00ecnh duy\u1ec7t \u0111\u0103ng nh\u1eadp l\u1ea7n \u0111\u1ea7u \u0111\u1ec1u c\u1ea7n th\u1ef1c hi\u1ec7n x\u00e1c th\u1ef1c m\u1ed9t l\u1ea7n, k\u1ec3 c\u1ea3 khi \u0111\u00e3 t\u00edch ch\u1ecdn “Kh\u00f4ng h\u1ecfi l\u1ea1i”<\/strong> tr\u00ean thi\u1ebft b\u1ecb kh\u00e1c.<\/p>\n

Gi\u1ea3i ph\u00e1p: <\/strong>Anh\/ch\u1ecb th\u1ef1c hi\u1ec7n 1 trong 3 c\u00e1ch \u0111\u1ec3 ho\u00e0n t\u1ea5t x\u00e1c th\u1ef1c 2 b\u01b0\u1edbc tr\u00ean thi\u1ebft b\u1ecb \u0111ang s\u1eed d\u1ee5ng. Sau khi x\u00e1c th\u1ef1c th\u00e0nh c\u00f4ng v\u00e0 t\u00edch ch\u1ecdn “Kh\u00f4ng h\u1ecfi l\u1ea1i”<\/strong>, h\u1ec7 th\u1ed1ng s\u1ebd ghi nh\u1edb thi\u1ebft b\u1ecb v\u00e0 kh\u00f4ng y\u00eau c\u1ea7u x\u00e1c th\u1ef1c l\u1ea1i trong c\u00e1c l\u1ea7n \u0111\u0103ng nh\u1eadp ti\u1ebfp theo (tr\u1eeb khi x\u00f3a d\u1eef li\u1ec7u tr\u00ecnh duy\u1ec7t, \u0111\u1ed5i tr\u00ecnh duy\u1ec7t ho\u1eb7c \u0111\u0103ng nh\u1eadp tr\u00ean thi\u1ebft b\u1ecb kh\u00e1c).<\/p>\n<\/header>\n","protected":false},"excerpt":{"rendered":"

1. T\u1ed5ng quan B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn thi\u1ebft l\u1eadp b\u1ea3o m\u1eadt hai y\u1ebfu t\u1ed1 (2FA) cho t\u00e0i kho\u1ea3n MISA ID nh\u1eb1m t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt khi \u0111\u0103ng nh\u1eadp ph\u1ea7n m\u1ec1m. N\u1ed9i dung b\u00e0i vi\u1ebft g\u1ed3m: C\u00e1c c\u00e1ch thi\u1ebft l\u1eadp b\u1ea3o m\u1eadt hai l\u1edbp (2FA) b\u1eb1ng Google Authenticator ho\u1eb7c nh\u1eadn m\u00e3…<\/p>\n","protected":false},"author":33,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"ht-kb-category":[63,19],"ht-kb-tag":[],"class_list":["post-377","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-cau-hoi-thuong-gap","ht_kb_category-dang-nhap"],"_links":{"self":[{"href":"\/khoan-thu\/wp-json\/wp\/v2\/ht-kb\/377","targetHints":{"allow":["GET"]}}],"collection":[{"href":"\/khoan-thu\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"\/khoan-thu\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"\/khoan-thu\/wp-json\/wp\/v2\/users\/33"}],"replies":[{"embeddable":true,"href":"\/khoan-thu\/wp-json\/wp\/v2\/comments?post=377"}],"version-history":[{"count":4,"href":"\/khoan-thu\/wp-json\/wp\/v2\/ht-kb\/377\/revisions"}],"predecessor-version":[{"id":3325,"href":"\/khoan-thu\/wp-json\/wp\/v2\/ht-kb\/377\/revisions\/3325"}],"wp:attachment":[{"href":"\/khoan-thu\/wp-json\/wp\/v2\/media?parent=377"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"\/khoan-thu\/wp-json\/wp\/v2\/ht-kb-category?post=377"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"\/khoan-thu\/wp-json\/wp\/v2\/ht-kb-tag?post=377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}