{"id":28137,"date":"2023-11-28T23:23:14","date_gmt":"2023-11-28T16:23:14","guid":{"rendered":"https:\/\/kounselly.com\/?p=28137"},"modified":"2023-12-27T21:57:02","modified_gmt":"2023-12-27T14:57:02","slug":"brute-force-attack","status":"publish","type":"post","link":"https:\/\/kounselly.com\/vi\/tan-cong-brute-force\/","title":{"rendered":"Brute force l\u00e0 g\u00ec? C\u00e1ch ph\u00f2ng tr\u00e1nh nguy c\u01a1 b\u1ecb t\u1ea5n c\u00f4ng brute force"},"content":{"rendered":"<style>.kb-table-of-content-nav.kb-table-of-content-id_5f3a33-dc .kb-table-of-content-wrap{padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);}.kb-table-of-content-nav.kb-table-of-content-id_5f3a33-dc .kb-table-of-contents-title-wrap{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.kb-table-of-content-nav.kb-table-of-content-id_5f3a33-dc .kb-table-of-contents-title{font-weight:regular;font-style:normal;}.kb-table-of-content-nav.kb-table-of-content-id_5f3a33-dc .kb-table-of-content-wrap .kb-table-of-content-list{font-weight:regular;font-style:normal;margin-top:var(--global-kb-spacing-sm, 1.5rem);margin-right:0px;margin-bottom:0px;margin-left:0px;}<\/style>\n\n\n<p class=\"wp-block-paragraph\">Trong th\u1ebf gi\u1edbi s\u1ed1 ng\u00e0y nay, khi m\u1ed7i b\u01b0\u1edbc di chuy\u1ec3n tr\u1ef1c tuy\u1ebfn c\u1ee7a ch\u00fang ta \u0111\u1ec1u \u0111\u1ec3 l\u1ea1i d\u1ea5u v\u1ebft k\u1ef9 thu\u1eadt s\u1ed1, b\u1ea3o m\u1eadt th\u00f4ng tin tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u. M\u1ed9t trong nh\u1eefng th\u00e1ch th\u1ee9c l\u1edbn m\u00e0 ch\u00fang ta ph\u1ea3i \u0111\u1ed1i m\u1eb7t l\u00e0 \"Brute Force\" \u2013 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p t\u1ea5n c\u00f4ng k\u1ef9 thu\u1eadt s\u1ed1 l\u00e2u \u0111\u1eddi nh\u01b0ng v\u1eabn \u0111e d\u1ecda nhi\u1ec1u h\u1ec7 th\u1ed1ng v\u00e0 t\u00e0i kho\u1ea3n. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u v\u1ec1 v\u1ea5n \u0111\u1ec1 quan tr\u1ecdng n\u00e0y qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" data-src=\"https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-1024x512.jpg\" alt=\"brute force attack\" class=\"wp-image-28138 lazyload\" data-srcset=\"https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-1024x512.jpg 1024w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-300x150.jpg 300w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-768x384.jpg 768w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-18x9.jpg 18w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-720x360.jpg 720w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31.jpg 1200w\" data-sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/512;\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-1024x512.jpg\" alt=\"brute force attack\" class=\"wp-image-28138\" srcset=\"https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-1024x512.jpg 1024w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-300x150.jpg 300w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-768x384.jpg 768w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-18x9.jpg 18w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31-720x360.jpg 720w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/31.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/noscript><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea5n c\u00f4ng brute force (Brute force attack) l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 bao gi\u1edd th\u1eed \u0111o\u00e1n m\u1eadt kh\u1ea9u c\u1ee7a ai \u0111\u00f3 kh\u00f4ng? N\u1ebfu c\u00f3, b\u1ea1n \u0111\u00e3 v\u00f4 t\u00ecnh th\u1ef1c hi\u1ec7n m\u1ed9t h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng brute force r\u1ea5t \u0111\u01a1n gi\u1ea3n. V\u1eady Brute force l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea5n c\u00f4ng brute force l\u00e0 k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng m\u1ea1ng b\u1eb1ng c\u00e1ch th\u1eed t\u1ea5t c\u1ea3 c\u00e1c kh\u1ea3 n\u0103ng c\u00f3 th\u1ec3 cho \u0111\u1ebfn khi t\u00ecm ra \u0111\u00e1p \u00e1n \u0111\u00fang. T\u1ea5n c\u00f4ng brute force c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho nhi\u1ec1u m\u1ee5c ti\u00eau kh\u00e1c nhau, nh\u01b0 m\u1eadt kh\u1ea9u, m\u00e3 h\u00f3a, m\u00e3 x\u00e1c th\u1ef1c\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ef1c ch\u1ea5t \u0111\u00e2y l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng m\u1ea1ng b\u1eb1ng c\u00e1ch th\u1eed nghi\u1ec7m li\u00ean t\u1ee5c c\u00e1c k\u1ebft h\u1ee3p m\u1eadt kh\u1ea9u kh\u00e1c nhau \u0111\u1ec3 \u0111o\u00e1n \u0111\u01b0\u1ee3c m\u1eadt kh\u1ea9u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c qu\u1ea3n tr\u1ecb vi\u00ean. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p t\u1ea5n c\u00f4ng ph\u1ed5 bi\u1ebfn v\u00e0 nguy hi\u1ec3m nh\u1ea5t, v\u00ec n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra thi\u1ec7t h\u1ea1i l\u1edbn cho an ninh th\u00f4ng tin c\u1ee7a c\u00e1 nh\u00e2n v\u00e0 t\u1ed5 ch\u1ee9c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">H\u1eadu qu\u1ea3 c\u1ee7a vi\u1ec7c b\u1ecb t\u1ea5n c\u00f4ng brute force<\/h2>\n\n\n\n<p class=\"wp-block-paragraph translation-block\">M\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng brute force c\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec1u h\u1eadu qu\u1ea3 ti\u00eau c\u1ef1c cho n\u1ea1n nh\u00e2n, nh\u01b0 m\u1ea5t quy\u1ec1n truy c\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a h\u1ecd, b\u1ecb \u0111\u00e1nh c\u1eafp th\u00f4ng tin c\u00e1 nh\u00e2n ho\u1eb7c t\u00e0i ch\u00ednh, b\u1ecb l\u1ee3i d\u1ee5ng \u0111\u1ec3 ph\u00e1t t\u00e1n m\u00e3 \u0111\u1ed9c ho\u1eb7c spam\u2026 Do \u0111\u00f3, vi\u1ec7c \u0111\u1ea3m b\u1ea3o <a href=\"https:\/\/kounselly.com\/vi\/an-toan-thong-tin-mang\/\" target=\"_self\">an to\u00e0n th\u00f4ng tin m\u1ea1ng<\/a>  ch\u1ed1ng l\u1ea1i t\u1ea5n c\u00f4ng brute force l\u00e0 r\u1ea5t quan tr\u1ecdng. Vi\u1ec7c b\u1ecb t\u1ea5n c\u00f4ng brute force c\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec1u h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng cho ng\u01b0\u1eddi d\u00f9ng v\u00e0 t\u1ed5 ch\u1ee9c, nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1ea5t d\u1eef li\u1ec7u quan tr\u1ecdng: N\u1ebfu k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 \u0111o\u00e1n \u0111\u01b0\u1ee3c m\u1eadt kh\u1ea9u c\u1ee7a b\u1ea1n, h\u1ecd c\u00f3 th\u1ec3 x\u00f3a, s\u1eeda \u0111\u1ed5i ho\u1eb7c \u0111\u00e1nh c\u1eafp d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m c\u1ee7a b\u1ea1n, nh\u01b0 th\u00f4ng tin c\u00e1 nh\u00e2n, t\u00e0i ch\u00ednh, kh\u00e1ch h\u00e0ng, b\u1ea3n quy\u1ec1n\u2026<\/li>\n\n\n\n<li>M\u1ea5t quy\u1ec1n ki\u1ec3m so\u00e1t h\u1ec7 th\u1ed1ng: N\u1ebfu k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 \u0111\u0103ng nh\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n, h\u1ecd c\u00f3 th\u1ec3 thay \u0111\u1ed5i c\u00e1c c\u00e0i \u0111\u1eb7t, c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i, ph\u00e1 ho\u1ea1i ho\u1eb7c chi\u1ebfm quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/li>\n\n\n\n<li>M\u1ea5t uy t\u00edn v\u00e0 ni\u1ec1m tin: N\u1ebfu k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n, h\u1ecd c\u00f3 th\u1ec3 l\u1ee3i d\u1ee5ng n\u00f3 \u0111\u1ec3 ph\u00e1t t\u00e1n th\u00f4ng tin sai l\u1ec7ch, g\u00e2y r\u1ed1i, l\u1eeba \u0111\u1ea3o ho\u1eb7c t\u1ea5n c\u00f4ng c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u1ed5n h\u1ea1i \u0111\u1ebfn uy t\u00edn v\u00e0 ni\u1ec1m tin c\u1ee7a b\u1ea1n v\u1edbi kh\u00e1ch h\u00e0ng, \u0111\u1ed1i t\u00e1c, nh\u00e0 cung c\u1ea5p v\u00e0 c\u01a1 quan ch\u00ednh ph\u1ee7.<\/li>\n\n\n\n<li>M\u1ea5t ti\u1ec1n b\u1ea1c v\u00e0 th\u1eddi gian: N\u1ebfu k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n, h\u1ecd c\u00f3 th\u1ec3 y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c, l\u1ea5y c\u1eafp ti\u1ec1n b\u1ea1c ho\u1eb7c s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean c\u1ee7a b\u1ea1n \u0111\u1ec3 ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch ri\u00eang. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra thi\u1ec7t h\u1ea1i kinh t\u1ebf l\u1edbn v\u00e0 m\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 kh\u1eafc ph\u1ee5c.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i t\u1ea5n c\u00f4ng Brute Force ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" data-src=\"https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-1024x512.jpg\" alt=\"c\u00e1c lo\u1ea1i t\u1ea5n c\u00f4ng brute force\" class=\"wp-image-28139 lazyload\" data-srcset=\"https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-1024x512.jpg 1024w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-300x150.jpg 300w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-768x384.jpg 768w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-18x9.jpg 18w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-720x360.jpg 720w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types.jpg 1200w\" data-sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/512;\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-1024x512.jpg\" alt=\"c\u00e1c lo\u1ea1i t\u1ea5n c\u00f4ng brute force\" class=\"wp-image-28139\" srcset=\"https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-1024x512.jpg 1024w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-300x150.jpg 300w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-768x384.jpg 768w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-18x9.jpg 18w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types-720x360.jpg 720w, https:\/\/kounselly.com\/wp-content\/uploads\/2023\/11\/Brute-Force-Types.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/noscript><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">T\u1ea5n c\u00f4ng Brute Force c\u00f3 nhi\u1ec1u bi\u1ebfn th\u1ec3 kh\u00e1c nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 lo\u1ea1i t\u1ea5n c\u00f4ng Brute Force ph\u1ed5 bi\u1ebfn hi\u1ec7n nay:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Simple Brute Force Attack<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 lo\u1ea1i t\u1ea5n c\u00f4ng Brute Force \u0111\u01a1n gi\u1ea3n nh\u1ea5t, trong \u0111\u00f3 k\u1ebb t\u1ea5n c\u00f4ng s\u1eed d\u1ee5ng m\u1ed9t danh s\u00e1ch c\u00e1c k\u00fd t\u1ef1 c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n trong m\u1eadt kh\u1ea9u v\u00e0 th\u1eed t\u1eebng k\u1ebft h\u1ee3p c\u00f3 th\u1ec3 c\u1ee7a ch\u00fang. V\u00ed d\u1ee5, n\u1ebfu m\u1eadt kh\u1ea9u ch\u1ec9 g\u1ed3m c\u00e1c ch\u1eef c\u00e1i ti\u1ebfng Anh th\u01b0\u1eddng v\u00e0 c\u00f3 \u0111\u1ed9 d\u00e0i 4 k\u00fd t\u1ef1, th\u00ec k\u1ebb t\u1ea5n c\u00f4ng s\u1ebd th\u1eed t\u1eeb aaaa \u0111\u1ebfn zzzz.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dictionary Attack<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 lo\u1ea1i t\u1ea5n c\u00f4ng Brute Force s\u1eed d\u1ee5ng m\u1ed9t danh s\u00e1ch c\u00e1c t\u1eeb c\u00f3 \u00fd ngh\u0129a (th\u01b0\u1eddng l\u00e0 t\u1eeb \u0111i\u1ec3n) \u0111\u1ec3 th\u1eed l\u00e0m m\u1eadt kh\u1ea9u. Lo\u1ea1i t\u1ea5n c\u00f4ng n\u00e0y d\u1ef1a tr\u00ean gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c t\u1eeb c\u00f3 \u00fd ngh\u0129a trong m\u1eadt kh\u1ea9u c\u1ee7a h\u1ecd \u0111\u1ec3 d\u1ec5 nh\u1edb h\u01a1n. V\u00ed d\u1ee5, n\u1ebfu t\u1eeb \u0111i\u1ec3n g\u1ed3m c\u00e1c t\u1eeb nh\u01b0 apple, banana, orange\u2026 th\u00ec k\u1ebb t\u1ea5n c\u00f4ng s\u1ebd th\u1eed l\u1ea7n l\u01b0\u1ee3t c\u00e1c t\u1eeb n\u00e0y l\u00e0m m\u1eadt kh\u1ea9u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Hybrid Brute Force Attack<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 lo\u1ea1i t\u1ea5n c\u00f4ng Brute Force k\u1ebft h\u1ee3p gi\u1eefa Simple Brute Force Attack v\u00e0 Dictionary Attack. Trong lo\u1ea1i t\u1ea5n c\u00f4ng n\u00e0y, k\u1ebb t\u1ea5n c\u00f4ng s\u1eed d\u1ee5ng m\u1ed9t danh s\u00e1ch c\u00e1c t\u1eeb c\u00f3 \u00fd ngh\u0129a (th\u01b0\u1eddng l\u00e0 t\u1eeb \u0111i\u1ec3n) v\u00e0 th\u00eam v\u00e0o c\u00e1c k\u00fd t\u1ef1 ho\u1eb7c s\u1ed1 \u1edf \u0111\u1ea7u ho\u1eb7c cu\u1ed1i c\u1ee7a t\u1eeb \u0111\u1ec3 t\u1ea1o ra c\u00e1c m\u1eadt kh\u1ea9u kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Rainbow Table Attack<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 lo\u1ea1i t\u1ea5n c\u00f4ng Brute Force s\u1eed d\u1ee5ng m\u1ed9t b\u1ea3ng tra c\u1ee9u \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u01b0\u1edbc \u0111\u1ec3 gi\u1ea3i m\u00e3 c\u00e1c gi\u00e1 tr\u1ecb b\u0103m c\u1ee7a m\u1eadt kh\u1ea9u. B\u1ea3ng tra c\u1ee9u n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Rainbow Table (b\u1ea3ng c\u1ea7u v\u1ed3ng) v\u00ec n\u00f3 s\u1eed d\u1ee5ng m\u1ed9t thu\u1eadt to\u00e1n \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 t\u1ea1o ra c\u00e1c gi\u00e1 tr\u1ecb b\u0103m kh\u00e1c nhau t\u1eeb m\u1ed9t gi\u00e1 tr\u1ecb b\u0103m ban \u0111\u1ea7u, t\u1ea1o ra m\u1ed9t chu\u1ed7i c\u00e1c gi\u00e1 tr\u1ecb b\u0103m c\u00f3 m\u00e0u s\u1eafc kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Reverse Brute Force Attack<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 lo\u1ea1i t\u1ea5n c\u00f4ng Brute Force ng\u01b0\u1ee3c l\u1ea1i v\u1edbi c\u00e1c d\u1ea1ng k\u1ec3 tr\u00ean, trong \u0111\u00f3 k\u1ebb t\u1ea5n c\u00f4ng s\u1eed d\u1ee5ng m\u1ed9t m\u1eadt kh\u1ea9u duy nh\u1ea5t v\u00e0 th\u1eed n\u00f3 v\u1edbi nhi\u1ec1u t\u00e0i kho\u1ea3n kh\u00e1c nhau. Lo\u1ea1i t\u1ea5n c\u00f4ng n\u00e0y d\u1ef1a tr\u00ean gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t m\u1eadt kh\u1ea9u cho nhi\u1ec1u d\u1ecbch v\u1ee5 kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Credential Snuffing<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t lo\u1ea1i t\u1ea5n c\u00f4ng Brute Force r\u1ea5t nguy hi\u1ec3m v\u00e0 kh\u00f3 ph\u00e1t hi\u1ec7n l\u00e0 Credential Snuffing. \u0110\u00e2y l\u00e0 k\u1ef9 thu\u1eadt l\u1ea5y c\u1eafp th\u00f4ng tin \u0111\u0103ng nh\u1eadp c\u1ee7a ng\u01b0\u1eddi d\u00f9ng b\u1eb1ng c\u00e1ch gi\u1ea3 m\u1ea1o trang web hay \u1ee9ng d\u1ee5ng h\u1ee3p ph\u00e1p.\n<br>\nK\u1ebb t\u1ea5n c\u00f4ng s\u1ebd t\u1ea1o ra m\u1ed9t trang web hay \u1ee9ng d\u1ee5ng gi\u1ed1ng y h\u1ec7t v\u1edbi trang web hay \u1ee9ng d\u1ee5ng m\u00e0 ng\u01b0\u1eddi d\u00f9ng mu\u1ed1n truy c\u1eadp, sau \u0111\u00f3 g\u1eedi \u0111\u01b0\u1eddng d\u1eabn hay l\u1eddi m\u1eddi \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng qua email, tin nh\u1eafn hay qu\u1ea3ng c\u00e1o. Khi ng\u01b0\u1eddi d\u00f9ng nh\u1ea5p v\u00e0o \u0111\u01b0\u1eddng d\u1eabn hay l\u1eddi m\u1eddi, h\u1ecd s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ebfn trang web hay \u1ee9ng d\u1ee5ng gi\u1ea3 m\u1ea1o, v\u00e0 khi h\u1ecd nh\u1eadp th\u00f4ng tin \u0111\u0103ng nh\u1eadp c\u1ee7a m\u00ecnh, k\u1ebb t\u1ea5n c\u00f4ng s\u1ebd l\u1ea5y \u0111\u01b0\u1ee3c th\u00f4ng tin \u0111\u00f3 v\u00e0 s\u1eed d\u1ee5ng cho m\u1ee5c \u0111\u00edch x\u1ea5u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch ph\u00f2ng ch\u1ed1ng brute force attack<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 ph\u00f2ng ch\u1ed1ng brute force attack, c\u1ea3 ng\u01b0\u1eddi d\u00f9ng internet v\u00e0 qu\u1ea3n tr\u1ecb vi\u00ean c\u00e1c trang web \u0111\u1ec1u c\u1ea7n th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p sau:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng internet<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ecdn m\u1eadt kh\u1ea9u m\u1ea1nh b\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p ch\u1eef hoa, ch\u1eef th\u01b0\u1eddng, s\u1ed1, v\u00e0 k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t. Tr\u00e1nh s\u1eed d\u1ee5ng nh\u1eefng m\u1eadt kh\u1ea9u d\u1ec5 \u0111o\u00e1n nh\u01b0 t\u00ean, ng\u00e0y sinh, s\u1ed1 \u0111i\u1ec7n tho\u1ea1i, ho\u1eb7c t\u1eeb c\u00f3 th\u1ec3 c\u00f3 trong t\u1eeb \u0111i\u1ec3n.<\/li>\n\n\n\n<li>N\u00ean thay \u0111\u1ed5i m\u1eadt kh\u1ea9u m\u1ed9t c\u00e1ch th\u01b0\u1eddng xuy\u00ean, \u00edt nh\u1ea5t l\u00e0 kho\u1ea3ng m\u1ed7i 3 th\u00e1ng m\u1ed9t l\u1ea7n. H\u00e3y tr\u00e1nh s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t m\u1eadt kh\u1ea9u cho nhi\u1ec1u t\u00e0i kho\u1ea3n kh\u00e1c nhau \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ea3o m\u1eadt.<\/li>\n\n\n\n<li>N\u1ebfu nh\u01b0 c\u00f3 kh\u1ea3 n\u0103ng th\u00ec n\u00ean k\u00edch ho\u1ea1t x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA). \u0110\u00e2y l\u00e0 m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt b\u1ed5 sung, y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng nh\u1eadp m\u00e3 x\u00e1c nh\u1eadn \u0111\u01b0\u1ee3c g\u1eedi qua SMS, email, ho\u1eb7c \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng khi \u0111\u0103ng nh\u1eadp.<\/li>\n\n\n\n<li>Tr\u00e1nh l\u01b0u tr\u1eef m\u1eadt kh\u1ea9u tr\u00ean tr\u00ecnh duy\u1ec7t web, m\u00e1y t\u00ednh, ho\u1eb7c thi\u1ebft b\u1ecb di \u0111\u1ed9ng. S\u1eed d\u1ee5ng m\u1ed9t \u1ee9ng d\u1ee5ng qu\u1ea3n l\u00fd m\u1eadt kh\u1ea9u \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 t\u1ea1o ra c\u00e1c m\u1eadt kh\u1ea9u an to\u00e0n.<\/li>\n\n\n\n<li>Kh\u00f4ng chia s\u1ebb m\u1eadt kh\u1ea9u v\u1edbi b\u1ea5t k\u1ef3 ai, bao g\u1ed3m c\u1ea3 b\u1ea1n b\u00e8, ng\u01b0\u1eddi th\u00e2n, hay nh\u00e2n vi\u00ean h\u1ed7 tr\u1ee3. H\u1ea1n ch\u1ebf nh\u1eadp m\u1eadt kh\u1ea9u tr\u00ean c\u00e1c thi\u1ebft b\u1ecb c\u00f4ng c\u1ed9ng ho\u1eb7c kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed1i v\u1edbi qu\u1ea3n tr\u1ecb vi\u00ean c\u00e1c trang web<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thi\u1ebft l\u1eadp gi\u1edbi h\u1ea1n s\u1ed1 l\u1ea7n \u0111\u0103ng nh\u1eadp sai cho ph\u00e9p. Khi ng\u01b0\u1eddi d\u00f9ng nh\u1eadp sai m\u1eadt kh\u1ea9u qu\u00e1 s\u1ed1 l\u1ea7n quy \u0111\u1ecbnh, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng kh\u00f3a t\u00e0i kho\u1ea3n ho\u1eb7c ch\u1eb7n \u0111\u1ecba ch\u1ec9 IP c\u1ee7a ng\u01b0\u1eddi d\u00f9ng trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng captcha ho\u1eb7c reCAPTCHA \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c bot t\u1ea5n c\u00f4ng. \u0110\u00e2y l\u00e0 nh\u1eefng c\u00e2u h\u1ecfi ho\u1eb7c h\u00ecnh \u1ea3nh y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng x\u00e1c nh\u1eadn r\u1eb1ng h\u1ecd l\u00e0 con ng\u01b0\u1eddi, kh\u00f4ng ph\u1ea3i l\u00e0 m\u00e1y m\u00f3c<\/li>\n\n\n\n<li>\u00c1p d\u1ee5ng m\u00e3 h\u00f3a SSL\/TLS \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u00f4ng tin truy\u1ec1n t\u1ea3i gi\u1eefa m\u00e1y kh\u00e1ch v\u00e0 m\u00e1y ch\u1ee7. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p m\u00e3 h\u00f3a \u0111\u1ea7u cu\u1ed1i, gi\u00fap ng\u0103n ch\u1eb7n vi\u1ec7c b\u1ecb \u0111\u00e1nh c\u1eafp hay can thi\u1ec7p v\u00e0o d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li>C\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean c\u00e1c b\u1ea3n v\u00e1 l\u1ed7i v\u00e0 b\u1ea3n n\u00e2ng c\u1ea5p cho h\u1ec7 th\u1ed1ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng web. \u0110i\u1ec1u n\u00e0y gi\u00fap kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt c\u00f3 th\u1ec3 b\u1ecb k\u1ebb t\u1ea5n c\u00f4ng l\u1ee3i d\u1ee5ng.<\/li>\n\n\n\n<li>Ki\u1ec3m tra v\u00e0 theo d\u00f5i c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u0103ng nh\u1eadp b\u1ea5t th\u01b0\u1eddng tr\u00ean trang web. N\u1ebfu ph\u00e1t hi\u1ec7n c\u00f3 d\u1ea5u hi\u1ec7u c\u1ee7a brute force attack, n\u00ean th\u00f4ng b\u00e1o cho ng\u01b0\u1eddi d\u00f9ng v\u00e0 y\u00eau c\u1ea7u h\u1ecd thay \u0111\u1ed5i m\u1eadt kh\u1ea9u ngay l\u1eadp t\u1ee9c.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph translation-block\">Xem th\u00eam: <strong><a href=\"https:\/\/kounselly.com\/vi\/phishing-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Phishing l\u00e0 g\u00ec?<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Brute force attack l\u00e0 m\u1ed9t m\u1ed1i \u0111e d\u1ecda l\u1edbn \u0111\u1ed1i v\u1edbi an ninh m\u1ea1ng. B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ch\u1ed1ng tr\u00ean, b\u1ea1n c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 t\u00e0i kho\u1ea3n v\u00e0 trang web c\u1ee7a m\u00ecnh kh\u1ecfi nh\u1eefng k\u1ebb x\u1ea5u. H\u00e3y lu\u00f4n c\u1ea9n th\u1eadn v\u00e0 ch\u1ee7 \u0111\u1ed9ng trong vi\u1ec7c b\u1ea3o m\u1eadt th\u00f4ng tin c\u1ee7a b\u1ea1n tr\u00ean internet.\n<br>\nT\u00f3m l\u1ea1i, t\u1ea5n c\u00f4ng Brute Force l\u00e0 m\u1ed9t trong nh\u1eefng k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng m\u1ea1ng ph\u1ed5 bi\u1ebfn v\u00e0 nguy hi\u1ec3m. Ng\u01b0\u1eddi d\u00f9ng v\u00e0 qu\u1ea3n tr\u1ecb vi\u00ean c\u1ea7n n\u00e2ng cao \u00fd th\u1ee9c v\u00e0 \u00e1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c t\u00e0i kho\u1ea3n v\u00e0 d\u1eef li\u1ec7u c\u1ee7a h\u1ecd kh\u1ecfi c\u00e1c k\u1ebb t\u1ea5n c\u00f4ng x\u1ea5u \u00fd.<\/p>","protected":false},"excerpt":{"rendered":"<p>In today&#8217;s digital world, where every online move we make leaves a digital footprint, securing information has become one of the top priorities. One significant challenge we face is &#8220;Brute Force&#8221; \u2013 an age-old digital attack method that still threatens many systems and accounts. Let&#8217;s delve into this important issue through the following article. What&#8230;<\/p>","protected":false},"author":99,"featured_media":28140,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"_eb_attr":"","_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[357],"tags":[179,220],"class_list":["post-28137","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-it-management","tag-cybersecurity","tag-it-management"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Prevent Brute Force Attacks? - Kounselly<\/title>\n<meta name=\"description\" content=\"What is Brute force? How to prevent the risk of brute force attacks? 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