{"id":1364,"date":"2026-05-30T08:32:23","date_gmt":"2026-05-30T01:32:23","guid":{"rendered":"https:\/\/vncybers.vn\/chong-tan-cong-brute-force-bao-mat-tai-khoan-cho-website-doanh-nghiep\/"},"modified":"2026-05-30T08:34:54","modified_gmt":"2026-05-30T01:34:54","slug":"chong-tan-cong-brute-force-bao-mat-tai-khoan-cho-website-doanh-nghiep","status":"publish","type":"post","link":"https:\/\/vncybers.vn\/en\/chong-tan-cong-brute-force-bao-mat-tai-khoan-cho-website-doanh-nghiep\/","title":{"rendered":"Ch\u1ed1ng t\u1ea5n c\u00f4ng Brute Force: B\u1ea3o m\u1eadt t\u00e0i kho\u1ea3n cho website doanh nghi\u1ec7p"},"content":{"rendered":"<p>Trong k\u1ef7 nguy\u00ean s\u1ed1, t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb website lu\u00f4n l\u00e0 m\u1ee5c ti\u00eau h\u00e0ng \u0111\u1ea7u c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Brute Force. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u1ea5n c\u00f4ng c\u1ed5 \u0111i\u1ec3n nh\u01b0ng v\u1eabn c\u1ef1c k\u1ef3 hi\u1ec7u qu\u1ea3 n\u1ebfu h\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c l\u1edbp ph\u00f2ng v\u1ec7 c\u01a1 b\u1ea3n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd chia s\u1ebb nh\u1eefng ki\u1ebfn th\u1ee9c th\u1ef1c t\u1ebf \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u00e0i kho\u1ea3n website c\u1ee7a b\u1ea1n m\u1ed9t c\u00e1ch b\u1ec1n v\u1eefng.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/vncybers.vn\/wp-content\/uploads\/2026\/05\/image-1-289d8b81-61ac-435e-9cda-6c84ae566083-1.png\" alt=\"B\u1ea3o m\u1eadt \u0111\u0103ng nh\u1eadp website ch\u1ed1ng Brute Force\" class=\"wp-image-1363\" style=\"width: 800px;\" \/><\/p>\n<h2>Brute Force l\u00e0 g\u00ec?<\/h2>\n<p>T\u1ea5n c\u00f4ng Brute Force l\u00e0 h\u00e0nh \u0111\u1ed9ng k\u1ebb t\u1ea5n c\u00f4ng s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 th\u1eed h\u00e0ng ng\u00e0n, h\u00e0ng tri\u1ec7u t\u1ed5 h\u1ee3p t\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 m\u1eadt kh\u1ea9u kh\u00e1c nhau cho \u0111\u1ebfn khi t\u00ecm ra th\u00f4ng tin \u0111\u00fang. V\u1edbi s\u1ee9c m\u1ea1nh t\u00ednh to\u00e1n ng\u00e0y c\u00e0ng t\u0103ng, vi\u1ec7c d\u00f2 t\u00ecm c\u00e1c m\u1eadt kh\u1ea9u \u0111\u01a1n gi\u1ea3n ch\u1ec9 m\u1ea5t v\u00e0i gi\u00e2y.<\/p>\n<h2>C\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ch\u1ed1ng th\u1ef1c t\u1ebf<\/h2>\n<h3>1. Ch\u00ednh s\u00e1ch m\u1eadt kh\u1ea9u m\u1ea1nh v\u00e0 \u0111a d\u1ea1ng<\/h3>\n<p>Thay v\u00ec s\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u ng\u1eafn, h\u00e3y \u00e1p d\u1ee5ng \u201cpassphrase\u201d \u2013 m\u1ed9t chu\u1ed7i t\u1eeb d\u00e0i v\u00e0 kh\u00f3 \u0111o\u00e1n. M\u1eadt kh\u1ea9u n\u00ean c\u00f3 t\u1ed1i thi\u1ec3u 12 k\u00fd t\u1ef1, bao g\u1ed3m ch\u1eef hoa, ch\u1eef th\u01b0\u1eddng, s\u1ed1 v\u00e0 k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t. \u0110\u1eb7c bi\u1ec7t, kh\u00f4ng bao gi\u1edd d\u00f9ng chung m\u1eadt kh\u1ea9u cho nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c nhau.<\/p>\n<h3>2. Gi\u1edbi h\u1ea1n s\u1ed1 l\u1ea7n \u0111\u0103ng nh\u1eadp sai (Login Lockdown)<\/h3>\n<p>\u0110\u00e2y l\u00e0 bi\u1ec7n ph\u00e1p hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c c\u00f4ng c\u1ee5 d\u00f2 m\u1eadt kh\u1ea9u t\u1ef1 \u0111\u1ed9ng. B\u1eb1ng c\u00e1ch gi\u1edbi h\u1ea1n s\u1ed1 l\u1ea7n th\u1eed (v\u00ed d\u1ee5: t\u1ed1i \u0111a 5 l\u1ea7n), h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng kh\u00f3a \u0111\u1ecba ch\u1ec9 IP c\u1ee7a k\u1ebb t\u1ea5n c\u00f4ng trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh (th\u01b0\u1eddng l\u00e0 30 ph\u00fat ho\u1eb7c 24 gi\u1edd).<\/p>\n<h3>3. X\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA)<\/h3>\n<p>2FA t\u1ea1o ra m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt b\u1ed5 sung m\u00e0 k\u1ebb t\u1ea5n c\u00f4ng Brute Force g\u1ea7n nh\u01b0 kh\u00f4ng th\u1ec3 v\u01b0\u1ee3t qua. Ngay c\u1ea3 khi c\u00f3 \u0111\u01b0\u1ee3c m\u1eadt kh\u1ea9u, ch\u00fang v\u1eabn c\u1ea7n m\u00e3 x\u00e1c th\u1ef1c d\u00f9ng m\u1ed9t l\u1ea7n (OTP) g\u1eedi qua tin nh\u1eafn ho\u1eb7c \u1ee9ng d\u1ee5ng nh\u01b0 Google Authenticator.<\/p>\n<h3>4. Thay \u0111\u1ed5i \u0111\u01b0\u1eddng d\u1eabn \u0111\u0103ng nh\u1eadp m\u1eb7c \u0111\u1ecbnh<\/h3>\n<p>C\u00e1c bot t\u1ef1 \u0111\u1ed9ng th\u01b0\u1eddng nh\u1eafm v\u00e0o c\u00e1c \u0111\u01b0\u1eddng d\u1eabn m\u1eb7c \u0111\u1ecbnh nh\u01b0 \/wp-admin ho\u1eb7c \/login. Vi\u1ec7c thay \u0111\u1ed5i \u0111\u01b0\u1eddng d\u1eabn n\u00e0y sang m\u1ed9t t\u00ean ri\u00eang t\u01b0 s\u1ebd gi\u00fap website \u201ct\u00e0ng h\u00ecnh\u201d tr\u01b0\u1edbc ph\u1ea7n l\u1edbn c\u00e1c cu\u1ed9c qu\u00e9t t\u1ef1 \u0111\u1ed9ng t\u1eeb Internet.<\/p>\n<h2>Conclusion<\/h2>\n<p>B\u1ea3o m\u1eadt kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t \u0111\u00edch \u0111\u1ebfn m\u00e0 l\u00e0 m\u1ed9t h\u00e0nh tr\u00ecnh. Vi\u1ec7c k\u1ebft h\u1ee3p nhi\u1ec1u l\u1edbp ph\u00f2ng th\u1ee7 t\u1eeb m\u1eadt kh\u1ea9u m\u1ea1nh \u0111\u1ebfn x\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 s\u1ebd gi\u00fap gi\u1ea3m thi\u1ec3u r\u1ee7i ro b\u1ecb x\u00e2m nh\u1eadp xu\u1ed1ng m\u1ee9c th\u1ea5p nh\u1ea5t, b\u1ea3o v\u1ec7 t\u00e0i s\u1ea3n s\u1ed1 v\u00e0 uy t\u00edn c\u1ee7a doanh nghi\u1ec7p tr\u00ean kh\u00f4ng gian m\u1ea1ng.<\/p>\n<ul>\n<li><em>VNCyberS t\u1ed5ng h\u1ee3p t\u1eeb c\u00e1c chuy\u00ean gia b\u1ea3o m\u1eadt v\u00e0 kinh nghi\u1ec7m th\u1ef1c t\u1ebf.<\/em><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Trong k\u1ef7 nguy\u00ean s\u1ed1, t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb website lu\u00f4n l\u00e0 m\u1ee5c ti\u00eau h\u00e0ng \u0111\u1ea7u c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Brute Force. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u1ea5n c\u00f4ng c\u1ed5 \u0111i\u1ec3n nh\u01b0ng v\u1eabn c\u1ef1c k\u1ef3 hi\u1ec7u qu\u1ea3 n\u1ebfu h\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c l\u1edbp ph\u00f2ng v\u1ec7 c\u01a1 b\u1ea3n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd chia s\u1ebb [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1363,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1364","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts\/1364","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/comments?post=1364"}],"version-history":[{"count":1,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts\/1364\/revisions"}],"predecessor-version":[{"id":1365,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts\/1364\/revisions\/1365"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/media\/1363"}],"wp:attachment":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/media?parent=1364"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/categories?post=1364"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/tags?post=1364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}