{"id":876,"date":"2023-05-29T12:00:15","date_gmt":"2023-05-29T12:00:15","guid":{"rendered":"https:\/\/dicastutorial.com\/?p=876"},"modified":"2023-06-03T23:16:28","modified_gmt":"2023-06-03T23:16:28","slug":"xac-thuc-2-yeu-to-la-gi-va-tai-sao-ban-nen-su-dung-no","status":"publish","type":"post","link":"https:\/\/dicastutorial.com\/vi\/o-que-e-autenticacao-de-2-fatores-e-por-que-voce-deve-usar\/","title":{"rendered":"X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao b\u1ea1n n\u00ean s\u1eed d\u1ee5ng n\u00f3"},"content":{"rendered":"

B\u1ea3o m\u1eadt Internet l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 c\u1ef1c k\u1ef3 quan tr\u1ecdng nh\u1eefng ng\u00e0y n\u00e0y. V\u1edbi s\u1ef1 gia t\u0103ng li\u00ean t\u1ee5c c\u1ee7a c\u00e1c m\u1ed1i \u0111e d\u1ecda tr\u00ean m\u1ea1ng, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u00e0i kho\u1ea3n v\u00e0 th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a ch\u00fang t\u00f4i. M\u1ed9t trong nh\u1eefng c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 cung c\u1ea5p th\u00eam m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt l\u00e0 th\u00f4ng qua X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 (2FA). Nh\u01b0ng x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 ch\u00ednh x\u00e1c l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao b\u1ea1n n\u00ean s\u1eed d\u1ee5ng n\u00f3? Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 k\u1ef9 thu\u1eadt b\u1ea3o m\u1eadt n\u00e0y v\u00e0 ch\u1ec9 cho b\u1ea1n c\u00e1ch n\u00f3 c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 c\u00e1c t\u00e0i kho\u1ea3n tr\u1ef1c tuy\u1ebfn c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n

X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 2FA, l\u00e0 ph\u01b0\u01a1ng th\u1ee9c b\u1ea3o m\u1eadt y\u00eau c\u1ea7u hai h\u00ecnh th\u1ee9c ch\u1ee9ng minh danh t\u00ednh ri\u00eang bi\u1ec7t \u0111\u1ec3 truy c\u1eadp t\u00e0i kho\u1ea3n tr\u1ef1c tuy\u1ebfn. Th\u00f4ng th\u01b0\u1eddng, nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c chia th\u00e0nh ba lo\u1ea1i: th\u1ee9 b\u1ea1n bi\u1ebft (m\u1eadt kh\u1ea9u), th\u1ee9 b\u1ea1n c\u00f3 (\u0111i\u1ec7n tho\u1ea1i, m\u00e3 th\u00f4ng b\u00e1o v\u1eadt l\u00fd) v\u00e0 th\u1ee9 b\u1ea1n l\u00e0 (sinh tr\u1eafc h\u1ecdc). B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p \u00edt nh\u1ea5t hai trong s\u1ed1 c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y, X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 s\u1ebd b\u1ed5 sung th\u00eam m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 cho t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

T\u1ea1i sao b\u1ea1n n\u00ean s\u1eed d\u1ee5ng x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1?<\/strong><\/h2>\n\n\n\n

B\u00e2y gi\u1edd ch\u00fang ta \u0111\u00e3 hi\u1ec3u X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 l\u00e0 g\u00ec, h\u00e3y th\u1ea3o lu\u1eadn v\u1ec1 l\u00fd do t\u1ea1i sao b\u1ea1n n\u00ean \u00e1p d\u1ee5ng bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt n\u00e0y tr\u00ean c\u00e1c t\u00e0i kho\u1ea3n tr\u1ef1c tuy\u1ebfn c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

1. An ninh v\u00e0 b\u1ea3o v\u1ec7 t\u1ed1t h\u01a1n<\/h3>\n\n\n\n

X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 cung c\u1ea5p b\u1ea3o m\u1eadt b\u1ed5 sung \u0111\u00e1ng k\u1ec3 cho c\u00e1c t\u00e0i kho\u1ea3n tr\u1ef1c tuy\u1ebfn c\u1ee7a b\u1ea1n. B\u1eb1ng c\u00e1ch y\u00eau c\u1ea7u y\u1ebfu t\u1ed1 x\u00e1c th\u1ef1c th\u1ee9 hai, ngay c\u1ea3 khi k\u1ebb t\u1ea5n c\u00f4ng gi\u00e0nh \u0111\u01b0\u1ee3c quy\u1ec1n truy c\u1eadp v\u00e0o m\u1eadt kh\u1ea9u c\u1ee7a b\u1ea1n, ch\u00fang v\u1eabn c\u1ea7n y\u1ebfu t\u1ed1 th\u1ee9 hai \u0111\u1ec3 \u0111\u0103ng nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n. \u0110i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01a1 h\u1ed9i t\u1ea5n c\u00f4ng th\u00e0nh c\u00f4ng.<\/p>\n\n\n\n

2. Ng\u0103n ch\u1eb7n truy c\u1eadp tr\u00e1i ph\u00e9p<\/h3>\n\n\n\n

Khi b\u1eadt X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1, b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o ngay l\u1eadp t\u1ee9c b\u1ea5t c\u1ee9 khi n\u00e0o ai \u0111\u00f3 c\u1ed1 g\u1eafng truy c\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ngay c\u1ea3 khi ai \u0111\u00f3 c\u00f3 m\u1eadt kh\u1ea9u c\u1ee7a b\u1ea1n, b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o v\u00e0 c\u00f3 th\u1ec3 t\u1eeb ch\u1ed1i quy\u1ec1n truy c\u1eadp ngay l\u1eadp t\u1ee9c. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n ch\u1eb7n truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o th\u00f4ng tin v\u00e0 t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

3. B\u1ea3o v\u1ec7 kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Brute Force<\/h3>\n\n\n\n

C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng v\u0169 phu l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c tin t\u1eb7c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o\u00e1n m\u1eadt kh\u1ea9u. H\u1ecd s\u1eed d\u1ee5ng c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 th\u1eed c\u00e1c c\u00e1ch k\u1ebft h\u1ee3p m\u1eadt kh\u1ea9u kh\u00e1c nhau cho \u0111\u1ebfn khi t\u00ecm \u0111\u01b0\u1ee3c m\u1eadt kh\u1ea9u ph\u00f9 h\u1ee3p. V\u1edbi X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1, ngay c\u1ea3 khi k\u1ebb t\u1ea5n c\u00f4ng ph\u00e1t hi\u1ec7n ra m\u1eadt kh\u1ea9u c\u1ee7a b\u1ea1n, h\u1ecd v\u1eabn c\u1ea7n y\u1ebfu t\u1ed1 th\u1ee9 hai \u0111\u1ec3 truy c\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

4. T\u00e2m h\u1ed3n thanh th\u1ea3n h\u01a1n<\/h3>\n\n\n\n

B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1, b\u1ea1n c\u00f3 th\u1ec3 y\u00ean t\u00e2m khi bi\u1ebft r\u1eb1ng t\u00e0i kho\u1ea3n c\u1ee7a m\u00ecnh \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 v\u1eefng ch\u1eafc. B\u1ea1n kh\u00f4ng ph\u1ea3i lo l\u1eafng nhi\u1ec1u v\u1ec1 vi ph\u1ea1m b\u1ea3o m\u1eadt ho\u1eb7c truy c\u1eadp tr\u00e1i ph\u00e9p, bi\u1ebft r\u1eb1ng h\u00ecnh th\u1ee9c x\u00e1c th\u1ef1c th\u1ee9 hai l\u00e0 b\u1eaft bu\u1ed9c \u0111\u1ec3 \u0111\u0103ng nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

5. T\u0103ng c\u01b0\u1eddng \u00e1p d\u1ee5ng trong ng\u00e0nh<\/h3>\n\n\n\n

X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 \u0111ang tr\u1edf th\u00e0nh th\u00f4ng l\u1ec7 trong nhi\u1ec1u d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn. C\u00e1c c\u00f4ng ty l\u1edbn nh\u01b0 ng\u00e2n h\u00e0ng v\u00e0 nh\u00e0 cung c\u1ea5p email \u0111ang t\u00edch c\u1ef1c khuy\u1ebfn kh\u00edch ng\u01b0\u1eddi d\u00f9ng c\u1ee7a h\u1ecd k\u00edch ho\u1ea1t X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1. \u0110i\u1ec1u n\u00e0y ch\u1ee9ng t\u1ecf t\u00ednh hi\u1ec7u qu\u1ea3 c\u1ee7a bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt n\u00e0y v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c \u00e1p d\u1ee5ng n\u00f3.<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 l\u00e0 m\u1ed9t bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt thi\u1ebft y\u1ebfu \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u00e0i kho\u1ea3n tr\u1ef1c tuy\u1ebfn c\u1ee7a b\u1ea1n. B\u1eb1ng c\u00e1ch th\u00eam y\u1ebfu t\u1ed1 x\u00e1c th\u1ef1c th\u1ee9 hai, b\u1ea1n s\u1ebd khi\u1ebfn nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng r\u1ea5t kh\u00f3 truy c\u1eadp th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a m\u00ecnh. V\u1edbi m\u1ed1i \u0111e d\u1ecda ng\u00e0y c\u00e0ng t\u0103ng c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ch\u1ee7 \u0111\u1ed9ng th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u00ednh m\u00ecnh. K\u00edch ho\u1ea1t X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an ninh tr\u1ef1c tuy\u1ebfn.<\/p>\n\n\n\n

\u0110\u1eebng m\u1ea1o hi\u1ec3m b\u1ea3o m\u1eadt t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n. B\u1eaft \u0111\u1ea7u s\u1eed d\u1ee5ng X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 ngay h\u00f4m nay v\u00e0 b\u1ea3o v\u1ec7 b\u1ea1n kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda tr\u00ean m\u1ea1ng!<\/p>","protected":false},"excerpt":{"rendered":"

A seguran\u00e7a na internet \u00e9 um assunto de extrema import\u00e2ncia nos dias de hoje. Com o aumento constante de amea\u00e7as virtuais, \u00e9 essencial adotar medidas para proteger nossas contas e informa\u00e7\u00f5es pessoais. Uma das melhores formas de garantir uma camada adicional de seguran\u00e7a \u00e9 atrav\u00e9s da autentica\u00e7\u00e3o de 2 Fatores (2FA). Mas o que exatamente […]<\/p>\n","protected":false},"author":4,"featured_media":877,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[],"class_list":{"0":"post-876","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-dicas"},"_links":{"self":[{"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/posts\/876","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/comments?post=876"}],"version-history":[{"count":2,"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/posts\/876\/revisions"}],"predecessor-version":[{"id":934,"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/posts\/876\/revisions\/934"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/media\/877"}],"wp:attachment":[{"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/media?parent=876"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/categories?post=876"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dicastutorial.com\/vi\/wp-json\/wp\/v2\/tags?post=876"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}