{"id":32899,"date":"2025-09-03T11:59:40","date_gmt":"2025-09-03T04:59:40","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=32899"},"modified":"2025-09-03T11:59:40","modified_gmt":"2025-09-03T04:59:40","slug":"tan-cong-backdoor-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/","title":{"rendered":"Backdoor l\u00e0 g\u00ec? Ngu\u1ed3n g\u1ed1c, H\u1eadu qu\u1ea3, C\u00e1ch nh\u1eadn bi\u1ebft &#038; C\u00e1ch ph\u00f2ng"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Backdoor-la-gi\" >Backdoor l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Nguon-goc-cua-Backdoor\" >Ngu\u1ed3n g\u1ed1c c\u1ee7a Backdoor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Tai-sao-tan-cong-Backdoor-lai-nguy-hiem\" >T\u1ea1i sao t\u1ea5n c\u00f4ng Backdoor l\u1ea1i nguy hi\u1ec3m?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Kiem-soat-toan-dien-he-thong\" >Ki\u1ec3m so\u00e1t to\u00e0n di\u1ec7n h\u1ec7 th\u1ed1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Danh-cap-du-lieu-nhay-cam\" >\u0110\u00e1nh c\u1eafp d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Lay-lan-ma-doc\" >L\u00e2y lan m\u00e3 \u0111\u1ed9c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Thiet-hai-tai-chinh-va-uy-tin\" >Thi\u1ec7t h\u1ea1i t\u00e0i ch\u00ednh v\u00e0 uy t\u00edn<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Cach-thuc-hoat-dong-cua-tan-cong-Backdoor\" >C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1ea5n c\u00f4ng Backdoor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Cac-loai-Backdoor-pho-bien\" >C\u00e1c lo\u1ea1i Backdoor ph\u1ed5 bi\u1ebfn<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Backdoor-phan-mem\" >Backdoor ph\u1ea7n m\u1ec1m<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Backdoor-phan-cung\" >Backdoor ph\u1ea7n c\u1ee9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Web-Backdoor\" >Web Backdoor<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Vi-du-thuc-te-ve-tan-cong-Backdoor\" >V\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u1ec1 t\u1ea5n c\u00f4ng Backdoor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#So-sanh-Backdoor-Attack-voi-Trojan-Rootkit\" >So s\u00e1nh Backdoor Attack v\u1edbi Trojan, Rootkit<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Backdoor-Attack\" >Backdoor Attack<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Trojan\" >Trojan<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Rootkit\" >Rootkit<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Cach-nhan-dien-tan-cong-Backdoor\" >C\u00e1ch nh\u1eadn di\u1ec7n t\u1ea5n c\u00f4ng Backdoor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Cong-cu-dang-tin-cay-de-phat-hien-Backdoor\" >C\u00f4ng c\u1ee5 \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 ph\u00e1t hi\u1ec7n Backdoor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Cach-bao-mat-he-thong-de-chong-Backdoor\" >C\u00e1ch b\u1ea3o m\u1eadt h\u1ec7 th\u1ed1ng \u0111\u1ec3 ch\u1ed1ng Backdoor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Cau-hoi-thuong-gap-ve-tan-cong-Backdoor-FAQs\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 t\u1ea5n c\u00f4ng Backdoor (FAQs)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Backdoor-va-Trojan-khac-nhau-the-nao\" >Backdoor v\u00e0 Trojan kh\u00e1c nhau th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#May-tinh-bi-backdoor-thi-phai-lam-gi\" >M\u00e1y t\u00ednh b\u1ecb backdoor th\u00ec ph\u1ea3i l\u00e0m g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Co-the-xoa-hoan-toan-backdoor-khong\" >C\u00f3 th\u1ec3 x\u00f3a ho\u00e0n to\u00e0n backdoor kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/interdata.vn\/blog\/tan-cong-backdoor-la-gi\/#Tan-cong-backdoor-co-pho-bien-o-Viet-Nam-khong\" >T\u1ea5n c\u00f4ng backdoor c\u00f3 ph\u1ed5 bi\u1ebfn \u1edf Vi\u1ec7t Nam kh\u00f4ng?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p>An ninh m\u1ea1ng lu\u00f4n l\u00e0 m\u1ed9t trong nh\u1eefng m\u1ed1i quan t\u00e2m h\u00e0ng \u0111\u1ea7u c\u1ee7a c\u1ea3 c\u00e1 nh\u00e2n l\u1eabn doanh nghi\u1ec7p. Tuy nhi\u00ean, \u00edt ng\u01b0\u1eddi th\u1ef1c s\u1ef1 hi\u1ec3u r\u00f5 v\u1ec1 m\u1ed9t trong nh\u1eefng m\u1ed1i \u0111e d\u1ecda tinh vi v\u00e0 nguy hi\u1ec3m nh\u1ea5t: Backdoor. B\u00e0i vi\u1ebft n\u00e0y, InterData s\u1ebd gi\u00fap b\u1ea1n t\u00ecm hi\u1ec3u t\u1ea5n c\u00f4ng Backdoor l\u00e0 g\u00ec, ngu\u1ed3n g\u1ed1c v\u00e0 t\u00e1c h\u1ea1i c\u1ee7a n\u00f3, \u0111\u1ed3ng th\u1eddi g\u1ee3i \u00fd c\u00e1c c\u00e1ch \u0111\u1ec3 nh\u1eadn di\u1ec7n v\u00e0 ph\u00f2ng ch\u1ed1ng Backdoor hi\u1ec7u qu\u1ea3.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Backdoor-la-gi\"><\/span><strong>Backdoor l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Backdoor<\/strong> (hay c\u00f2n g\u1ecdi l\u00e0 &#8220;c\u1eeda h\u1eadu&#8221;) l\u00e0 m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c truy c\u1eadp b\u00ed m\u1eadt v\u00e0o m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh, m\u1ea1ng, ho\u1eb7c \u1ee9ng d\u1ee5ng, b\u1ecf qua c\u00e1c c\u01a1 ch\u1ebf x\u00e1c th\u1ef1c v\u00e0 b\u1ea3o m\u1eadt th\u00f4ng th\u01b0\u1eddng.<\/p>\n<p>Kh\u00e1c v\u1edbi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng brute-force hay <a href=\"https:\/\/interdata.vn\/blog\/tan-cong-phishing-la-gi\/\">phishing<\/a>, m\u1ed9t <strong>backdoor<\/strong> kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng t\u1ee9c th\u1eddi, m\u00e0 l\u00e0 m\u1ed9t &#8220;c\u00e1nh c\u1eeda&#8221; \u0111\u01b0\u1ee3c m\u1edf s\u1eb5n \u0111\u1ec3 k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 ra v\u00e0o b\u1ea5t c\u1ee9 l\u00fac n\u00e0o h\u1ecd mu\u1ed1n, m\u00e0 kh\u00f4ng b\u1ecb ph\u00e1t hi\u1ec7n.<\/p>\n<figure id=\"attachment_32902\" aria-describedby=\"caption-attachment-32902\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-32902\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Backdoor-la-gi.jpg\" alt=\"Backdoor l\u00e0 g\u00ec?\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Backdoor-la-gi.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Backdoor-la-gi-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Backdoor-la-gi-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-32902\" class=\"wp-caption-text\">Backdoor l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p>B\u1ea1n c\u00f3 th\u1ec3 h\u00ecnh dung m\u1ed9t ng\u00f4i nh\u00e0 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng v\u1edbi \u0111\u1ea7y \u0111\u1ee7 c\u1eeda ch\u00ednh, kh\u00f3a, v\u00e0 h\u1ec7 th\u1ed1ng b\u00e1o \u0111\u1ed9ng. <strong>Backdoor<\/strong> t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u1ed9t c\u00e1nh c\u1eeda b\u00ed m\u1eadt n\u1eb1m \u1edf ph\u00eda sau, \u0111\u01b0\u1ee3c th\u1ee3 x\u00e2y c\u1ed1 t\u00ecnh \u0111\u1ec3 l\u1ea1i, cho ph\u00e9p h\u1ecd ra v\u00e0o m\u00e0 kh\u00f4ng c\u1ea7n ch\u00eca kh\u00f3a hay ph\u00e1 c\u1eeda. C\u00e1nh c\u1eeda n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf c\u00f3 ch\u1ee7 \u00fd ho\u1eb7c do s\u01a1 su\u1ea5t, <a href=\"https:\/\/interdata.vn\/blog\/cac-loi-trong-lap-trinh\/\">l\u1ed7i l\u1eadp tr\u00ecnh<\/a>. D\u00f9 \u1edf b\u1ea5t k\u1ef3 tr\u01b0\u1eddng h\u1ee3p n\u00e0o, n\u00f3 \u0111\u1ec1u t\u1ea1o ra m\u1ed9t l\u1ed7 h\u1ed5ng nghi\u00eam tr\u1ecdng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nguon-goc-cua-Backdoor\"><\/span><strong>Ngu\u1ed3n g\u1ed1c c\u1ee7a Backdoor<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ban \u0111\u1ea7u, <strong>Backdoor<\/strong> \u0111\u01b0\u1ee3c t\u1ea1o ra v\u1edbi m\u1ee5c \u0111\u00edch ho\u00e0n to\u00e0n h\u1ee3p ph\u00e1p, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m th\u01b0\u1eddng c\u00e0i \u0111\u1eb7t c\u00e1c &#8220;c\u1eeda h\u1eadu&#8221; n\u00e0y trong <a href=\"https:\/\/interdata.vn\/blog\/source-code-la-gi\/\">m\u00e3 ngu\u1ed3n<\/a> \u0111\u1ec3 d\u1ec5 d\u00e0ng ki\u1ec3m tra, g\u1ee1 l\u1ed7i ho\u1eb7c b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng. Ch\u1eb3ng h\u1ea1n, m\u1ed9t <a href=\"https:\/\/interdata.vn\/blog\/lap-trinh-la-gi\/\">l\u1eadp tr\u00ecnh<\/a> vi\u00ean c\u00f3 th\u1ec3 t\u1ea1o m\u1ed9t t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb b\u00ed m\u1eadt v\u1edbi m\u1eadt kh\u1ea9u m\u1eb7c \u0111\u1ecbnh, \u0111\u1ec3 n\u1ebfu c\u00f3 s\u1ef1 c\u1ed1 x\u1ea3y ra, h\u1ecd c\u00f3 th\u1ec3 nhanh ch\u00f3ng truy c\u1eadp v\u00e0 kh\u1eafc ph\u1ee5c.<\/p>\n<p>Tuy nhi\u00ean, \u00fd \u0111\u1ecbnh t\u1ed1t \u0111\u1eb9p n\u00e0y d\u1ea7n b\u1ecb l\u1ea1m d\u1ee5ng, khi c\u00e1c th\u00f4ng tin v\u1ec1 backdoor b\u1ecb l\u1ed9 ra ho\u1eb7c b\u1ecb hacker ph\u00e1t hi\u1ec7n, ch\u00fang tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 \u0111\u1eafc l\u1ef1c \u0111\u1ec3 x\u00e2m nh\u1eadp tr\u00e1i ph\u00e9p. M\u1ed9t s\u1ed1 b\u00e1o c\u00e1o cho th\u1ea5y, v\u00e0o nh\u1eefng n\u0103m 1980, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u an ninh \u0111\u00e3 t\u00ecm th\u1ea5y c\u00e1c backdoor \u0111\u01b0\u1ee3c nh\u00fang trong m\u1ed9t s\u1ed1 <a href=\"https:\/\/interdata.vn\/blog\/he-dieu-hanh\/\">h\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/a> s\u01a1 khai.<\/p>\n<p>D\u1ea7n d\u1ea7n, backdoor kh\u00f4ng c\u00f2n l\u00e0 c\u00f4ng c\u1ee5 <a href=\"https:\/\/interdata.vn\/blog\/wordpress-debug-la-gi\/\">debug<\/a> m\u00e0 tr\u1edf th\u00e0nh m\u1ed9t v\u0169 kh\u00ed t\u1ea5n c\u00f4ng tinh vi trong th\u1ebf gi\u1edbi an ninh m\u1ea1ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tai-sao-tan-cong-Backdoor-lai-nguy-hiem\"><\/span><strong>T\u1ea1i sao t\u1ea5n c\u00f4ng Backdoor l\u1ea1i nguy hi\u1ec3m?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>S\u1ef1 nguy hi\u1ec3m c\u1ee7a t\u1ea5n c\u00f4ng <strong>backdoor<\/strong> kh\u00f4ng ch\u1ec9 n\u1eb1m \u1edf vi\u1ec7c ch\u00fang cho ph\u00e9p k\u1ebb t\u1ea5n c\u00f4ng x\u00e2m nh\u1eadp, m\u00e0 c\u00f2n \u1edf h\u1eadu qu\u1ea3 kh\u00f3 l\u01b0\u1eddng m\u00e0 ch\u00fang g\u00e2y ra:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Kiem-soat-toan-dien-he-thong\"><\/span><strong>Ki\u1ec3m so\u00e1t to\u00e0n di\u1ec7n h\u1ec7 th\u1ed1ng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi x\u00e2m nh\u1eadp th\u00e0nh c\u00f4ng qua <strong>backdoor<\/strong>, hacker c\u00f3 th\u1ec3 chi\u1ebfm quy\u1ec1n qu\u1ea3n tr\u1ecb, c\u00e0i \u0111\u1eb7t c\u00e1c m\u00e3 \u0111\u1ed9c kh\u00e1c nh\u01b0 keylogger, <a href=\"https:\/\/interdata.vn\/blog\/ransomware-la-gi\/\">ransomware<\/a>, ho\u1eb7c th\u1eadm ch\u00ed x\u00f3a to\u00e0n b\u1ed9 d\u1eef li\u1ec7u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Danh-cap-du-lieu-nhay-cam\"><\/span><strong>\u0110\u00e1nh c\u1eafp d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c <strong>backdoor<\/strong> th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 thu th\u1eadp th\u00f4ng tin c\u00e1 nh\u00e2n, t\u00e0i kho\u1ea3n ng\u00e2n h\u00e0ng, b\u00ed m\u1eadt kinh doanh. Theo b\u00e1o c\u00e1o \u0111i\u1ec1u tra vi ph\u1ea1m (VD: Verizon DBIR), ph\u1ea7n l\u1edbn s\u1ef1 c\u1ed1 li\u00ean quan \u0111\u1ebfn l\u1ed7 h\u1ed5ng x\u00e1c th\u1ef1c ho\u1eb7c th\u00f4ng tin \u0111\u0103ng nh\u1eadp b\u1ecb \u0111\u00e1nh c\u1eafp.<\/p>\n<figure id=\"attachment_32903\" aria-describedby=\"caption-attachment-32903\" style=\"width: 700px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-32903\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Tai-sao-tan-cong-Backdoor-lai-nguy-hiem.jpg\" alt=\"T\u1ea1i sao t\u1ea5n c\u00f4ng Backdoor l\u1ea1i nguy hi\u1ec3m\" width=\"700\" height=\"466\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Tai-sao-tan-cong-Backdoor-lai-nguy-hiem.jpg 700w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Tai-sao-tan-cong-Backdoor-lai-nguy-hiem-300x200.jpg 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><figcaption id=\"caption-attachment-32903\" class=\"wp-caption-text\">T\u1ea1i sao t\u1ea5n c\u00f4ng Backdoor l\u1ea1i nguy hi\u1ec3m?<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Lay-lan-ma-doc\"><\/span><strong>L\u00e2y lan m\u00e3 \u0111\u1ed9c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>K\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <strong>backdoor<\/strong> \u0111\u1ec3 bi\u1ebfn h\u1ec7 th\u1ed1ng b\u1ecb nhi\u1ec5m th\u00e0nh m\u1ed9t &#8220;ph\u00e1o \u0111\u00e0i&#8221; \u0111\u1ec3 t\u1ea5n c\u00f4ng c\u00e1c m\u1ee5c ti\u00eau kh\u00e1c. D\u1eef li\u1ec7u t\u1eeb c\u00e1c v\u1ee5 t\u1ea5n c\u00f4ng l\u1edbn cho th\u1ea5y, c\u00e1c <a href=\"https:\/\/interdata.vn\/blog\/botnet-la-gi\/\">botnet<\/a> th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng t\u1eeb h\u00e0ng tri\u1ec7u m\u00e1y t\u00ednh b\u1ecb c\u00e0i <strong>backdoor<\/strong> m\u00e0 ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng h\u1ec1 hay bi\u1ebft.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thiet-hai-tai-chinh-va-uy-tin\"><\/span><strong>Thi\u1ec7t h\u1ea1i t\u00e0i ch\u00ednh v\u00e0 uy t\u00edn<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ed1i v\u1edbi doanh nghi\u1ec7p, m\u1ed9t v\u1ee5 t\u1ea5n c\u00f4ng <strong>backdoor<\/strong> th\u00e0nh c\u00f4ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn thi\u1ec7t h\u1ea1i h\u00e0ng tri\u1ec7u \u0111\u00f4 la, m\u1ea5t l\u00f2ng tin t\u1eeb kh\u00e1ch h\u00e0ng v\u00e0 \u0111\u1ed1i t\u00e1c. Chi ph\u00ed kh\u00f4i ph\u1ee5c h\u1ec7 th\u1ed1ng v\u00e0 x\u1eed l\u00fd h\u1eadu qu\u1ea3 c\u0169ng r\u1ea5t t\u1ed1n k\u00e9m.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cach-thuc-hoat-dong-cua-tan-cong-Backdoor\"><\/span><strong>C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1ea5n c\u00f4ng Backdoor<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>M\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng <strong>backdoor<\/strong> th\u01b0\u1eddng di\u1ec5n ra theo c\u00e1c b\u01b0\u1edbc c\u1ee5 th\u1ec3:<\/p>\n<ul>\n<li><strong>B\u01b0\u1edbc 1: Khai th\u00e1c l\u1ed7 h\u1ed5ng:<\/strong> K\u1ebb t\u1ea5n c\u00f4ng s\u1ebd t\u00ecm ki\u1ebfm c\u00e1c l\u1ed7 h\u1ed5ng \u0111\u00e3 t\u1ed3n t\u1ea1i trong ph\u1ea7n m\u1ec1m, h\u1ec7 \u0111i\u1ec1u h\u00e0nh, ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 ph\u1ea7n c\u1ee9ng.<\/li>\n<li><strong>B\u01b0\u1edbc 2: C\u00e0i \u0111\u1eb7t Backdoor:<\/strong> Sau khi t\u00ecm th\u1ea5y l\u1ed7 h\u1ed5ng, hacker s\u1ebd c\u00e0i \u0111\u1eb7t m\u00e3 \u0111\u1ed9c <strong>backdoor<\/strong>. M\u00e3 \u0111\u1ed9c n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ng\u1ee5y trang d\u01b0\u1edbi d\u1ea1ng m\u1ed9t ph\u1ea7n m\u1ec1m h\u1ee3p ph\u00e1p, m\u1ed9t file \u0111\u00ednh k\u00e8m email, ho\u1eb7c \u0111\u01b0\u1ee3c ch\u00e8n tr\u1ef1c ti\u1ebfp v\u00e0o m\u00e3 ngu\u1ed3n c\u1ee7a <a href=\"https:\/\/interdata.vn\/blog\/website-la-gi\/\">website<\/a>.<\/li>\n<li><strong>B\u01b0\u1edbc 3: Thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i:<\/strong> <strong>Backdoor<\/strong> sau khi \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t s\u1ebd \u00e2m th\u1ea7m t\u1ea1o m\u1ed9t k\u1ebft n\u1ed1i \u0111\u1ebfn <a href=\"https:\/\/interdata.vn\/blog\/may-chu-server-la-gi\/\">m\u00e1y ch\u1ee7<\/a> c\u1ee7a k\u1ebb t\u1ea5n c\u00f4ng, th\u01b0\u1eddng l\u00e0 qua c\u00e1c c\u1ed5ng m\u1ea1ng \u0111\u1eb7c bi\u1ec7t ho\u1eb7c giao th\u1ee9c \u00edt \u0111\u01b0\u1ee3c gi\u00e1m s\u00e1t.<\/li>\n<li><strong>B\u01b0\u1edbc 4: Duy tr\u00ec truy c\u1eadp:<\/strong> K\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i n\u00e0y \u0111\u1ec3 ra v\u00e0o h\u1ec7 th\u1ed1ng b\u1ea5t c\u1ee9 l\u00fac n\u00e0o, th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh vi nh\u01b0 \u0111\u00e1nh c\u1eafp d\u1eef li\u1ec7u, c\u00e0i \u0111\u1eb7t m\u00e3 \u0111\u1ed9c kh\u00e1c, ho\u1eb7c s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean c\u1ee7a h\u1ec7 th\u1ed1ng cho c\u00e1c m\u1ee5c \u0111\u00edch x\u1ea5u. \u0110i\u1ec1u \u0111\u00e1ng n\u00f3i l\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng n\u00e0y th\u01b0\u1eddng r\u1ea5t kh\u00f3 b\u1ecb ph\u00e1t hi\u1ec7n b\u1edfi c\u00e1c ph\u1ea7n m\u1ec1m b\u1ea3o m\u1eadt th\u00f4ng th\u01b0\u1eddng.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cac-loai-Backdoor-pho-bien\"><\/span><strong>C\u00e1c lo\u1ea1i Backdoor ph\u1ed5 bi\u1ebfn<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Backdoor kh\u00f4ng ch\u1ec9 t\u1ed3n t\u1ea1i d\u01b0\u1edbi m\u1ed9t d\u1ea1ng duy nh\u1ea5t, m\u00e0 c\u00f3 nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Backdoor-phan-mem\"><\/span><strong>Backdoor ph\u1ea7n m\u1ec1m<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Backdoor ph\u1ea7n m\u1ec1m l\u00e0 lo\u1ea1i t\u1ea5n c\u00f4ng ph\u1ed5 bi\u1ebfn nh\u1ea5t, \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t trong c\u00e1c ph\u1ea7n m\u1ec1m, \u1ee9ng d\u1ee5ng, ho\u1eb7c h\u1ec7 \u0111i\u1ec1u h\u00e0nh. V\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh l\u00e0 m\u1ed9t s\u1ed1 ph\u1ea7n m\u1ec1m l\u1eadu \u0111\u01b0\u1ee3c chia s\u1ebb tr\u00ean m\u1ea1ng, trong \u0111\u00f3 \u0111\u00e3 nh\u00fang s\u1eb5n m\u1ed9t <strong>backdoor<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Backdoor-phan-cung\"><\/span><strong>Backdoor ph\u1ea7n c\u1ee9ng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Lo\u1ea1i Backdoor ph\u1ea7n c\u1ee9ng tinh vi h\u01a1n, \u0111\u01b0\u1ee3c nh\u00fang v\u00e0o firmware c\u1ee7a thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/router-la-gi\/\">router<\/a>, <a href=\"https:\/\/interdata.vn\/blog\/modem-la-gi\/\">modem<\/a>, ho\u1eb7c \u1ed5 c\u1ee9ng. M\u1ed9t khi <strong>backdoor<\/strong> ph\u1ea7n c\u1ee9ng \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t, vi\u1ec7c g\u1ee1 b\u1ecf g\u1ea7n nh\u01b0 kh\u00f4ng th\u1ec3 n\u1ebfu kh\u00f4ng thay th\u1ebf thi\u1ebft b\u1ecb.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Web-Backdoor\"><\/span><strong>Web Backdoor<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Lo\u1ea1i n\u00e0y th\u01b0\u1eddng t\u1ed3n t\u1ea1i tr\u00ean c\u00e1c website, \u0111\u01b0\u1ee3c c\u00e0i v\u00e0o c\u00e1c file m\u00e3 ngu\u1ed3n (nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/php-la-gi\/\">PHP<\/a>, ASP) ho\u1eb7c c\u00e1c plugin c\u1ee7a CMS (<a href=\"https:\/\/interdata.vn\/blog\/cms-la-gi\/\">Content Management System<\/a>) nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/wordpress-la-gi\/\">WordPress<\/a>. K\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <strong>web backdoor<\/strong> \u0111\u1ec3 ki\u1ec3m so\u00e1t website, thay \u0111\u1ed5i n\u1ed9i dung, ho\u1eb7c chuy\u1ec3n h\u01b0\u1edbng ng\u01b0\u1eddi d\u00f9ng sang c\u00e1c trang web \u0111\u1ed9c h\u1ea1i.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Vi-du-thuc-te-ve-tan-cong-Backdoor\"><\/span>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u1ec1 t\u1ea5n c\u00f4ng Backdoor<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Backdoor xu\u1ea5t hi\u1ec7n quanh ta v\u00e0 v\u1eabn x\u1ea3y ra th\u01b0\u1eddng xuy\u00ean. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u1ed5i b\u1eadt nh\u1ea5t.<\/p>\n<p><strong>N\u0103m 2017,<\/strong> DoublePulsar b\u1ecb ph\u00e1t hi\u1ec7n ch\u1ee9a m\u00e3 \u0111\u1ed9c backdoor, cho ph\u00e9p k\u1ebb kh\u00e1c gi\u00e1m s\u00e1t c\u00e1c m\u00e1y t\u00ednh ch\u1ea1y Windows. Nh\u1edd \u0111\u00f3, tin t\u1eb7c c\u00f3 th\u1ec3 c\u00e0i \u0111\u1eb7t m\u1ed9t lo\u1ea1i ph\u1ea7n m\u1ec1m \u0111\u00e0o ti\u1ec1n \u1ea3o (cryptojacker) m\u1ea1nh m\u1ebd, ti\u00eau t\u1ed1n nhi\u1ec1u b\u1ed9 nh\u1edb, v\u1edbi m\u1ee5c \u0111\u00edch khai th\u00e1c Bitcoin. Ch\u1ec9 t\u1eeb m\u1ed9t cryptojacker n\u00e0y, m\u1ed9t m\u1ea1ng botnet kh\u1ed5ng l\u1ed3 chuy\u00ean \u0111\u00e0o ti\u1ec1n \u1ea3o \u0111\u00e3 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh.<\/p>\n<p><strong>Cu\u1ed9c t\u1ea5n c\u00f4ng backdoor Dual-EC<\/strong> x\u1ea3y ra do khai th\u00e1c l\u1ed7 h\u1ed5ng s\u1eb5n c\u00f3 trong giao th\u1ee9c m\u1eadt m\u00e3 n\u00e0y. Ng\u01b0\u1eddi d\u00f9ng c\u1ea5p cao c\u1ee7a Dual-EC c\u00f3 th\u1ec3 gi\u1ea3i m\u00e3 th\u00f4ng tin b\u1eb1ng m\u1ed9t kh\u00f3a b\u00ed m\u1eadt. Vi\u1ec7c \u00e1p d\u1ee5ng giao th\u1ee9c n\u00e0y t\u1eebng \u0111\u01b0\u1ee3c NSA khuy\u1ebfn kh\u00edch, v\u00ec c\u01a1 quan n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ecdc v\u00e0 ch\u1eb7n t\u1ea5t c\u1ea3 c\u00e1c d\u1eef li\u1ec7u truy\u1ec1n th\u00f4ng qua Dual-EC. Nh\u1edd \u0111\u00f3, h\u00e0ng tri\u1ec7u ng\u01b0\u1eddi \u0111\u00e3 t\u1ef1 \u0111\u1ed9ng n\u1eb1m trong \u201ct\u1ea7m ng\u1eafm\u201d c\u1ee7a NSA.<\/p>\n<figure id=\"attachment_32904\" aria-describedby=\"caption-attachment-32904\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-32904\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Vi-du-thuc-te-ve-tan-cong-Backdoor.jpg\" alt=\"V\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u1ec1 t\u1ea5n c\u00f4ng Backdoor\" width=\"800\" height=\"450\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Vi-du-thuc-te-ve-tan-cong-Backdoor.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Vi-du-thuc-te-ve-tan-cong-Backdoor-300x169.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Vi-du-thuc-te-ve-tan-cong-Backdoor-768x432.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-32904\" class=\"wp-caption-text\">V\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u1ec1 t\u1ea5n c\u00f4ng Backdoor<\/figcaption><\/figure>\n<p><strong>PoisonTap<\/strong> l\u00e0 m\u1ed9t v\u00ed d\u1ee5 n\u1ed5i ti\u1ebfng kh\u00e1c v\u1ec1 t\u1ea5n c\u00f4ng backdoor. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, hacker \u0111\u00e3 s\u1eed d\u1ee5ng m\u00e3 \u0111\u1ed9c \u0111\u1ec3 chi\u1ebfm quy\u1ec1n truy c\u1eadp root-level v\u00e0o b\u1ea5t k\u1ef3 website n\u00e0o, k\u1ec3 c\u1ea3 nh\u1eefng website \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1eb1ng x\u00e1c th\u1ef1c hai l\u1edbp (2FA).<\/p>\n<p><strong>WordPress<\/strong> c\u0169ng t\u1eebng b\u1ecb ph\u00e1t hi\u1ec7n c\u00f3 nhi\u1ec1u backdoor v\u00e0o n\u0103m 2014. Nh\u1eefng backdoor n\u00e0y n\u1eb1m trong c\u00e1c <a href=\"https:\/\/interdata.vn\/blog\/plugin-la-gi\/\">plugin WordPress<\/a> c\u00f3 ch\u1ee9a m\u00e3 <a href=\"https:\/\/interdata.vn\/blog\/javascript-la-gi\/\">JavaScript<\/a> b\u1ecb l\u00e0m r\u1ed1i (obfuscated). Khi nh\u1eefng plugin nhi\u1ec5m m\u00e3 \u0111\u1ed9c n\u00e0y \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t v\u00e0o h\u1ec7 th\u1ed1ng, ch\u00fang \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 t\u1ea1o ra t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb vi\u00ean \u1ea9n v\u00e0 \u0111\u00e1nh c\u1eafp d\u1eef li\u1ec7u.<\/p>\n<p><strong>Ph\u1ea7n m\u1ec1m c\u01a1 s\u1edf d\u1eef li\u1ec7u Borland Interbase<\/strong>, t\u1eeb phi\u00ean b\u1ea3n 4.0 \u0111\u1ebfn 6.0, c\u0169ng c\u00f3 backdoor t\u00edch h\u1ee3p s\u1eb5n. Backdoor n\u00e0y \u0111\u01b0\u1ee3c hard-code, t\u1ea1o ra nhi\u1ec1u t\u00e0i kho\u1ea3n backdoor c\u00f3 th\u1ec3 truy c\u1eadp qua m\u1ea1ng. B\u1ea5t k\u1ef3 ai s\u1eed d\u1ee5ng c\u00e1c t\u00e0i kho\u1ea3n n\u00e0y \u0111\u1ec1u c\u00f3 th\u1ec3 xem to\u00e0n b\u1ed9 d\u1eef li\u1ec7u l\u01b0u trong c\u01a1 s\u1edf d\u1eef li\u1ec7u Interbase. V\u1ea5n \u0111\u1ec1 n\u00e0y ch\u1ec9 \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c v\u00e0o n\u0103m 2001.<\/p>\n<p><strong>N\u0103m 2008<\/strong>, t\u1ea5t c\u1ea3 c\u00e1c phi\u00ean b\u1ea3n h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u1ee7a Juniper Networks, t\u1eeb b\u1ea3n 6.2.0 tr\u1edf l\u00ean, \u0111\u1ec1u t\u1ed3n t\u1ea1i backdoor cho ph\u00e9p hacker c\u00f3 quy\u1ec1n truy c\u1eadp g\u1ea7n nh\u01b0 qu\u1ea3n tr\u1ecb vi\u00ean.<\/p>\n<p><strong>C\u00e1c thi\u1ebft b\u1ecb C-DATA Optical Line Termination<\/strong> c\u0169ng b\u1ecb ph\u00e1t hi\u1ec7n c\u00f3 nhi\u1ec1u backdoor, theo b\u00e1o c\u00e1o c\u1ee7a c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u b\u1ea3o m\u1eadt. H\u1ecd cho r\u1eb1ng nh\u1eefng backdoor n\u00e0y \u0111\u01b0\u1ee3c ch\u00ednh nh\u00e0 cung c\u1ea5p c\u00e0i \u0111\u1eb7t c\u00f3 ch\u1ee7 \u0111\u00edch.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"So-sanh-Backdoor-Attack-voi-Trojan-Rootkit\"><\/span><strong>So s\u00e1nh Backdoor Attack v\u1edbi Trojan, Rootkit<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng nh\u1ea7m l\u1eabn gi\u1eefa <strong>backdoor<\/strong> v\u1edbi <a href=\"https:\/\/interdata.vn\/blog\/trojan-la-gi\/\">Trojan<\/a> v\u00e0 Rootkit v\u00ec ch\u00fang \u0111\u1ec1u l\u00e0 c\u00e1c lo\u1ea1i m\u00e3 \u0111\u1ed9c. Tuy nhi\u00ean, ch\u00fang c\u00f3 m\u1ee5c \u0111\u00edch v\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Backdoor-Attack\"><\/span>Backdoor Attack<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Backdoor (c\u1eeda h\u1eadu) l\u00e0 m\u1ed9t ki\u1ec3u t\u1ea5n c\u00f4ng cho ph\u00e9p tin t\u1eb7c ch\u00e8n m\u00e3 \u0111\u1ed9c \u0111\u1ec3 ki\u1ec3m so\u00e1t m\u00e1y t\u00ednh t\u1eeb xa.<\/li>\n<li>Backdoor cho ph\u00e9p hacker \u0111i\u1ec1u khi\u1ec3n m\u00e1y t\u00ednh n\u1ea1n nh\u00e2n tho\u1ea3i m\u00e1i nh\u01b0 g\u1eedi, nh\u1eadn, ch\u1ea1y, x\u00f3a file, hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u hay kh\u1edfi \u0111\u1ed9ng l\u1ea1i m\u00e1y.<\/li>\n<li>Backdoor th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 h\u1ee3p nh\u1ea5t c\u00e1c m\u00e1y nhi\u1ec5m th\u00e0nh m\u1ea1ng botnet cho m\u1ee5c \u0111\u00edch t\u1ea5n c\u00f4ng hay tr\u1ed9m c\u1eafp d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Trojan\"><\/span>Trojan<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Trojan (virus ng\u1ef1a th\u00e0nh Troy) l\u00e0 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i ng\u1ee5y trang nh\u01b0 ph\u1ea7n m\u1ec1m h\u1ee3p ph\u00e1p \u0111\u1ec3 l\u1eeba ng\u01b0\u1eddi d\u00f9ng ch\u1ea1y.<\/li>\n<li>Trojan c\u00f3 nhi\u1ec1u lo\u1ea1i, trong \u0111\u00f3 c\u00f3 Backdoor Trojan cho ph\u00e9p ki\u1ec3m so\u00e1t m\u00e1y t\u1eeb xa.<\/li>\n<li>Trojan c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n nhi\u1ec1u h\u00e0nh \u0111\u1ed9ng \u0111\u1ed9c h\u1ea1i nh\u01b0 s\u1eeda, x\u00f3a, sao ch\u00e9p file, l\u00e0m gi\u00e1n \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Rootkit\"><\/span>Rootkit<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Rootkit l\u00e0 ph\u1ea7n m\u1ec1m ho\u1eb7c b\u1ed9 c\u00f4ng c\u1ee5 ph\u1ea7n m\u1ec1m thi\u1ebft k\u1ebf \u0111\u1ec3 \u1ea9n s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i kh\u00e1c (bao g\u1ed3m Backdoor, Trojan) v\u00e0 ki\u1ec3m so\u00e1t m\u00e1y t\u00ednh \u1edf m\u1ee9c s\u00e2u (kernel ho\u1eb7c h\u1ec7 \u0111i\u1ec1u h\u00e0nh).<\/li>\n<li>Rootkit gi\u00fap hacker duy tr\u00ec quy\u1ec1n truy c\u1eadp si\u00eau ng\u01b0\u1eddi d\u00f9ng (root) v\u00e0 che gi\u1ea5u h\u00e0nh vi x\u00e2m nh\u1eadp kh\u1ecfi ph\u1ea7n m\u1ec1m di\u1ec7t virus.<\/li>\n<li>Rootkit th\u01b0\u1eddng kh\u00f3 ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf v\u00ec n\u00f3 thay \u0111\u1ed5i c\u00e1c ch\u1ee9c n\u0103ng h\u1ec7 th\u1ed1ng \u0111\u1ec3 kh\u00f4ng b\u1ecb ph\u00e1t hi\u1ec7n.<\/li>\n<\/ul>\n<p><strong>T\u1ed5ng quan:<\/strong><\/p>\n<ul>\n<li>Backdoor l\u00e0 k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng nh\u1eb1m ph\u00e1 v\u1ee1 h\u1ec7 th\u1ed1ng \u0111\u1ec3 ki\u1ec3m so\u00e1t t\u1eeb xa.<\/li>\n<li>Trojan l\u00e0 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i mang nhi\u1ec1u d\u1ea1ng, c\u00f3 th\u1ec3 ch\u1ee9a backdoor.<\/li>\n<li>Rootkit l\u00e0 c\u00f4ng c\u1ee5 gi\u00fap ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i (bao g\u1ed3m c\u1ea3 backdoor v\u00e0 trojan) \u1ea9n m\u00ecnh trong h\u1ec7 th\u1ed1ng v\u00e0 duy tr\u00ec ki\u1ec3m so\u00e1t l\u00e2u d\u00e0i.<\/li>\n<\/ul>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng so s\u00e1nh gi\u1eefa Backdoor Attack, Trojan v\u00e0 Rootkit:<\/p>\n<div style=\"overflow: auto;\">\n<table style=\"width: 100%; border-collapse: collapse; font-family: Arial, Helvetica, sans-serif; font-size: 14px; border: 1px solid #0D6EFD; min-width: 700px;\">\n<thead>\n<tr>\n<th style=\"background: #0d6efd; color: #ffffff; padding: 12px 10px; border-right: 1px solid rgba(255, 255, 255, 0.15); text-align: center;\">Ti\u00eau ch\u00ed<\/th>\n<th style=\"background: #0d6efd; color: #ffffff; padding: 12px 10px; border-left: 1px solid rgba(255, 255, 255, 0.15); text-align: center;\">Backdoor Attack<\/th>\n<th style=\"background: #0d6efd; color: #ffffff; padding: 12px 10px; text-align: center;\">Trojan<\/th>\n<th style=\"background: #0d6efd; color: #ffffff; padding: 12px 10px; text-align: center;\">Rootkit<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Kh\u00e1i ni\u1ec7m<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">M\u00e3 \u0111\u1ed9c cho ph\u00e9p tin t\u1eb7c truy c\u1eadp m\u00e1y t\u00ednh t\u1eeb xa m\u00e0 kh\u00f4ng qua x\u00e1c th\u1ef1c th\u00f4ng th\u01b0\u1eddng<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i gi\u1ea3 d\u1ea1ng h\u1ee3p ph\u00e1p, g\u00e2y h\u1ea1i khi ng\u01b0\u1eddi d\u00f9ng ch\u1ea1y<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Ph\u1ea7n m\u1ec1m ho\u1eb7c b\u1ed9 c\u00f4ng c\u1ee5 \u1ea9n s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a c\u00e1c m\u00e3 \u0111\u1ed9c kh\u00e1c v\u00e0 ki\u1ec3m so\u00e1t h\u1ec7 th\u1ed1ng<\/span><\/td>\n<\/tr>\n<tr style=\"background: #f8fbff;\">\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">M\u1ee5c \u0111\u00edch<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Ki\u1ec3m so\u00e1t m\u00e1y t\u00ednh, truy c\u1eadp t\u1eeb xa, \u0111i\u1ec1u khi\u1ec3n h\u1ec7 th\u1ed1ng<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">L\u1eeba ng\u01b0\u1eddi d\u00f9ng c\u00e0i \u0111\u1eb7t, th\u1ef1c hi\u1ec7n h\u00e0nh vi \u0111\u1ed9c h\u1ea1i nh\u01b0 m\u1edf backdoor, \u0111\u00e1nh c\u1eafp d\u1eef li\u1ec7u<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Gi\u00fap c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i kh\u00e1c (nh\u01b0 backdoor, trojan) \u1ea9n m\u00ecnh v\u00e0 duy tr\u00ec quy\u1ec1n truy c\u1eadp qu\u1ea3n tr\u1ecb<\/span><\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">C\u00e1ch ho\u1ea1t \u0111\u1ed9ng<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">C\u1eafm c\u1eeda h\u1eadu \u0111\u1ec3 hacker c\u00f3 th\u1ec3 th\u1ef1c thi l\u1ec7nh, \u0111i\u1ec1u khi\u1ec3n m\u00e1y t\u00ednh<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Ng\u1ee5y trang d\u01b0\u1edbi d\u1ea1ng ph\u1ea7n m\u1ec1m h\u1ee3p ph\u00e1p, th\u1ef1c thi c\u00e1c h\u00e0nh \u0111\u1ed9ng \u0111\u1ed9c h\u1ea1i khi \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Thay \u0111\u1ed5i h\u1ec7 th\u1ed1ng, \u1ea9n m\u00ecnh trong kernel\/h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u1ec3 tr\u00e1nh b\u1ecb ph\u00e1t hi\u1ec7n<\/span><\/td>\n<\/tr>\n<tr style=\"background: #f8fbff;\">\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Ph\u1ea1m vi \u1ea3nh h\u01b0\u1edfng<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Truy c\u1eadp v\u00e0 \u0111i\u1ec1u khi\u1ec3n m\u00e1y t\u00ednh, m\u1ea1ng m\u00e1y b\u1ecb nhi\u1ec5m<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">G\u00e2y h\u1ea1i tr\u00ean m\u00e1y t\u00ednh n\u1ea1n nh\u00e2n, bao g\u1ed3m m\u1edf c\u1eeda h\u1eadu, \u0111\u00e1nh c\u1eafp th\u00f4ng tin<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Ki\u1ec3m so\u00e1t s\u00e2u h\u1ec7 th\u1ed1ng, ch\u1ed1ng ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf, \u1ea3nh h\u01b0\u1edfng r\u1ed9ng<\/span><\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Kh\u00f3 ph\u00e1t hi\u1ec7n<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">C\u00f3 th\u1ec3 b\u1ecb ph\u00e1t hi\u1ec7n nh\u01b0ng th\u01b0\u1eddng kh\u00f3, do ho\u1ea1t \u0111\u1ed9ng ng\u1ea7m<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Ph\u1ee5 thu\u1ed9c ch\u1eef k\u00fd v\u00e0 h\u00e0nh vi, d\u1ec5 b\u1ecb ph\u00e1t hi\u1ec7n h\u01a1n rootkit<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">R\u1ea5t kh\u00f3 ph\u00e1t hi\u1ec7n v\u00ec \u1ea9n m\u00ecnh \u1edf m\u1ee9c h\u1ec7 th\u1ed1ng s\u00e2u, g\u00e2y kh\u00f3 kh\u0103n cho di\u1ec7t virus<\/span><\/td>\n<\/tr>\n<tr style=\"background: #f8fbff;\">\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">V\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Backdoor Trojan, Remote Access Trojan (RAT)<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Trojan Downloader, Trojan Backdoor<\/span><\/td>\n<td style=\"padding: 10px; border-top: 1px solid #e6f0ff; vertical-align: top;\"><span style=\"color: #000000;\">Rootkit Kernel-level, Firmware Rootkit<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><strong>Backdoor<\/strong> l\u00e0 d\u1ea1ng m\u00e3 \u0111\u1ed9c cho ph\u00e9p truy c\u1eadp &amp; ki\u1ec3m so\u00e1t h\u1ec7 th\u1ed1ng b\u00ed m\u1eadt, <strong>Trojan<\/strong> l\u00e0 ph\u1ea7n m\u1ec1m gi\u1ea3 m\u1ea1o \u0111\u1ec3 th\u00e2m nh\u1eadp v\u00e0 g\u00e2y h\u1ea1i, c\u00f2n <strong>Rootkit<\/strong> gi\u00fap c\u00e1c m\u00e3 \u0111\u1ed9c kia \u1ea9n m\u00ecnh v\u00e0 b\u1ea3o v\u1ec7 kh\u1ecfi ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cach-nhan-dien-tan-cong-Backdoor\"><\/span><strong>C\u00e1ch nh\u1eadn di\u1ec7n t\u1ea5n c\u00f4ng Backdoor<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vi\u1ec7c nh\u1eadn di\u1ec7n m\u1ed9t <strong>backdoor<\/strong> r\u1ea5t kh\u00f3, nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00e0 kh\u00f4ng th\u1ec3. B\u1ea1n c\u00f3 th\u1ec3 ch\u00fa \u00fd m\u1ed9t s\u1ed1 d\u1ea5u hi\u1ec7u sau:<\/p>\n<ul>\n<li>Thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng ch\u1eadm b\u1ea5t th\u01b0\u1eddng d\u00f9 kh\u00f4ng ch\u1ea1y \u1ee9ng d\u1ee5ng n\u1eb7ng, c\u00f3 th\u1ec3 do ti\u1ebfn tr\u00ecnh l\u1ea1 ch\u1ea1y ng\u1ea7m.<\/li>\n<li>L\u01b0u l\u01b0\u1ee3ng m\u1ea1ng b\u1ea5t th\u01b0\u1eddng, thi\u1ebft b\u1ecb g\u1eedi ho\u1eb7c nh\u1eadn d\u1eef li\u1ec7u ngay c\u1ea3 khi kh\u00f4ng truy c\u1eadp <a href=\"https:\/\/interdata.vn\/blog\/mang-internet\/\">internet<\/a>, \u0111\u1eb7c bi\u1ec7t v\u00e0o ban \u0111\u00eam, l\u00e0 d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng c\u00f3 k\u1ebft n\u1ed1i t\u1edbi m\u00e1y ch\u1ee7 \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa.<\/li>\n<li>Xu\u1ea5t hi\u1ec7n c\u00e1c ti\u1ebfn tr\u00ecnh ho\u1eb7c ph\u1ea7n m\u1ec1m l\u1ea1 trong h\u1ec7 th\u1ed1ng, kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c, kh\u00f4ng hi\u1ec3n th\u1ecb bi\u1ec3u t\u01b0\u1ee3ng nh\u01b0ng ti\u00eau t\u1ed1n t\u00e0i nguy\u00ean.<\/li>\n<li>Ph\u1ea7n m\u1ec1m b\u1ea3o m\u1eadt (di\u1ec7t virus, <a href=\"https:\/\/interdata.vn\/blog\/tuong-lua-firewall\/\">t\u01b0\u1eddng l\u1eeda<\/a>) b\u1ecb v\u00f4 hi\u1ec7u h\u00f3a ho\u1eb7c t\u1eaft m\u1ed9t c\u00e1ch b\u1ea5t th\u01b0\u1eddng m\u00e0 kh\u00f4ng r\u00f5 l\u00fd do.<\/li>\n<li>Xu\u1ea5t hi\u1ec7n c\u00e1c file t\u1ea1m th\u1eddi ho\u1eb7c file l\u1ea1 trong c\u00e1c th\u01b0 m\u1ee5c h\u1ec7 th\u1ed1ng c\u1ee7a m\u00e1y t\u00ednh ho\u1eb7c website.<\/li>\n<li>Ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng trong nh\u1eadt k\u00fd m\u00e1y ch\u1ee7 ho\u1eb7c s\u1ef1 xu\u1ea5t hi\u1ec7n c\u00e1c l\u1ea7n truy c\u1eadp t\u1eeb <a href=\"https:\/\/interdata.vn\/blog\/dia-chi-ip-la-gi\/\">\u0111\u1ecba ch\u1ec9 IP<\/a> l\u1ea1.<\/li>\n<li>Tr\u00ean website b\u1ecb c\u00e0i backdoor, c\u00f3 th\u1ec3 th\u1ea5y c\u00e1c d\u1ea5u hi\u1ec7u nh\u01b0 thay \u0111\u1ed5i giao di\u1ec7n, xu\u1ea5t hi\u1ec7n pop-up ho\u1eb7c qu\u1ea3ng c\u00e1o l\u1ea1, chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ebfn trang web kh\u00f4ng x\u00e1c \u0111\u1ecbnh, ho\u1eb7c c\u00e1c t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng \u0111\u00e1ng ng\u1edd.<\/li>\n<\/ul>\n<p>Nh\u1eefng d\u1ea5u hi\u1ec7u n\u00e0y cho th\u1ea5y m\u00e1y t\u00ednh ho\u1eb7c h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 \u0111\u00e3 b\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng backdoor, cho ph\u00e9p hacker ki\u1ec3m so\u00e1t t\u1eeb xa v\u00e0 g\u00e2y ra nhi\u1ec1u h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng nh\u01b0 m\u1ea5t quy\u1ec1n ki\u1ec3m so\u00e1t h\u1ec7 th\u1ed1ng, r\u00f2 r\u1ec9 d\u1eef li\u1ec7u c\u00e1 nh\u00e2n v\u00e0 doanh nghi\u1ec7p, ho\u1eb7c bi\u1ebfn thi\u1ebft b\u1ecb th\u00e0nh c\u00f4ng c\u1ee5 ph\u00e1t t\u00e1n m\u00e3 \u0111\u1ed9c.<\/p>\n<figure id=\"attachment_32905\" aria-describedby=\"caption-attachment-32905\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-32905\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Cach-nhan-dien-tan-cong-Backdoor.jpg\" alt=\"C\u00e1ch nh\u1eadn di\u1ec7n t\u1ea5n c\u00f4ng Backdoor\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Cach-nhan-dien-tan-cong-Backdoor.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Cach-nhan-dien-tan-cong-Backdoor-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Cach-nhan-dien-tan-cong-Backdoor-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-32905\" class=\"wp-caption-text\">C\u00e1ch nh\u1eadn di\u1ec7n t\u1ea5n c\u00f4ng Backdoor<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Cong-cu-dang-tin-cay-de-phat-hien-Backdoor\"><\/span><strong>C\u00f4ng c\u1ee5 \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 ph\u00e1t hi\u1ec7n Backdoor<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 g\u1ee1 b\u1ecf <strong>backdoor<\/strong>:<\/p>\n<ul>\n<li><strong>IDS\/IPS (Intrusion Detection\/Prevention System):<\/strong> C\u00e1c h\u1ec7 th\u1ed1ng nh\u01b0 <strong>Snort<\/strong> hay <strong>Suricata<\/strong> c\u00f3 th\u1ec3 gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c m\u1eabu t\u1ea5n c\u00f4ng \u0111\u00e3 bi\u1ebft, bao g\u1ed3m c\u1ea3 nh\u1eefng k\u1ebft n\u1ed1i m\u00e0 m\u1ed9t <strong>backdoor<\/strong> t\u1ea1o ra.<\/li>\n<li><strong>SIEM (Security Information and Event Management):<\/strong> C\u00f4ng c\u1ee5 nh\u01b0 <strong>Splunk<\/strong> ho\u1eb7c <strong>ELK <a href=\"https:\/\/interdata.vn\/blog\/stack-la-gi\/\">Stack<\/a><\/strong> gi\u00fap t\u1ed5ng h\u1ee3p v\u00e0 ph\u00e2n t\u00edch log (nh\u1eadt k\u00fd) t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau, t\u1eeb \u0111\u00f3 t\u00ecm ra c\u00e1c h\u00e0nh vi b\u1ea5t th\u01b0\u1eddng c\u1ee7a m\u1ed9t <strong>backdoor<\/strong> m\u00e0 m\u1eaft th\u01b0\u1eddng kh\u00f4ng th\u1ea5y \u0111\u01b0\u1ee3c.<\/li>\n<li><strong>Antivirus &amp; EDR (<a href=\"https:\/\/interdata.vn\/blog\/endpoint-la-gi\/\">Endpoint<\/a> Detection and <a href=\"https:\/\/interdata.vn\/blog\/http-response-la-gi\/\">Response<\/a>):<\/strong> C\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7n \u0111\u1ea1i nh\u01b0 <strong>CrowdStrike<\/strong> ho\u1eb7c <strong>SentinelOne<\/strong> kh\u00f4ng ch\u1ec9 qu\u00e9t virus m\u00e0 c\u00f2n theo d\u00f5i h\u00e0nh vi c\u1ee7a c\u00e1c ti\u1ebfn tr\u00ecnh, gi\u00fap nh\u1eadn di\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c m\u00e3 \u0111\u1ed9c <strong>backdoor<\/strong> d\u1ef1a tr\u00ean ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ch\u00fang.<\/li>\n<li><strong>C\u00f4ng c\u1ee5 <a href=\"https:\/\/interdata.vn\/blog\/open-source-la-gi\/\">m\u00e3 ngu\u1ed3n m\u1edf<\/a>:<\/strong> C\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 <strong>chkrootkit<\/strong>, <strong>rkhunter<\/strong> chuy\u00ean d\u00f9ng \u0111\u1ec3 qu\u00e9t rootkit, c\u0169ng c\u00f3 th\u1ec3 gi\u00fap ph\u00e1t hi\u1ec7n m\u1ed9t s\u1ed1 lo\u1ea1i <strong>backdoor<\/strong> tinh vi. <strong>Wireshark<\/strong> gi\u00fap ph\u00e2n t\u00edch g\u00f3i tin m\u1ea1ng \u0111\u1ec3 t\u00ecm ra c\u00e1c k\u1ebft n\u1ed1i \u0111\u00e1ng ng\u1edd.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cach-bao-mat-he-thong-de-chong-Backdoor\"><\/span><strong>C\u00e1ch b\u1ea3o m\u1eadt h\u1ec7 th\u1ed1ng \u0111\u1ec3 ch\u1ed1ng Backdoor<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ph\u00f2ng ng\u1eeba lu\u00f4n t\u1ed1t h\u01a1n ch\u1eefa tr\u1ecb. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n kh\u1ecfi t\u1ea5n c\u00f4ng <strong>backdoor<\/strong>:<\/p>\n<ul>\n<li>Lu\u00f4n c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m, h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng m\u1ed9t c\u00e1ch th\u01b0\u1eddng xuy\u00ean. C\u00e1c b\u1ea3n v\u00e1 l\u1ed7i (patching) th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh \u0111\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7 h\u1ed5ng \u0111\u00e3 bi\u1ebft, ng\u0103n ch\u1eb7n k\u1ebb x\u1ea5u c\u00e0i \u0111\u1eb7t backdoor.<\/li>\n<li>X\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t m\u1ea1ng, s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t m\u1ea1ng \u0111\u1ec3 theo d\u00f5i c\u00e1c k\u1ebft n\u1ed1i b\u1ea5t th\u01b0\u1eddng, gi\u00fap ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c d\u1ea5u hi\u1ec7u c\u1ee7a backdoor.<\/li>\n<li>Ch\u00ednh s\u00e1ch qu\u1ea3n tr\u1ecb quy\u1ec1n truy c\u1eadp, <a href=\"https:\/\/interdata.vn\/blog\/phan-quyen-authorization-la-gi\/\">ph\u00e2n quy\u1ec1n<\/a> ng\u01b0\u1eddi d\u00f9ng theo nguy\u00ean t\u1eafc &#8220;\u00edt \u0111\u1eb7c quy\u1ec1n nh\u1ea5t&#8221;. M\u1ed7i t\u00e0i kho\u1ea3n ch\u1ec9 n\u00ean c\u00f3 quy\u1ec1n truy c\u1eadp v\u00e0o nh\u1eefng t\u00e0i nguy\u00ean c\u1ea7n thi\u1ebft cho c\u00f4ng vi\u1ec7c c\u1ee7a h\u1ecd.<\/li>\n<li>Ki\u1ec3m tra m\u00e3 ngu\u1ed3n, \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 qu\u1ea3n tr\u1ecb vi\u00ean, vi\u1ec7c ki\u1ec3m tra m\u00e3 ngu\u1ed3n (source <a href=\"https:\/\/interdata.vn\/blog\/code-review-la-gi\/\">code review<\/a>) \u0111\u1ecbnh k\u1ef3 l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1ec3 t\u00ecm ra c\u00e1c d\u00f2ng l\u1ec7nh ho\u1eb7c ch\u1ee9c n\u0103ng \u0111\u00e1ng ng\u1edd c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t backdoor.<\/li>\n<li>S\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m di\u1ec7t virus uy t\u00edn v\u00e0 c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf m\u00e3 \u0111\u1ed9c Backdoor k\u1ecbp th\u1eddi.<\/li>\n<li>Thi\u1ebft l\u1eadp v\u00e0 c\u1ea5u h\u00ecnh t\u01b0\u1eddng l\u1eeda (firewall) ch\u1eb7t ch\u1ebd, gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng v\u00e0o ra \u0111\u1ec3 ng\u0103n c\u00e1c k\u1ebft n\u1ed1i \u0111\u00e1ng ng\u1edd v\u00e0 ng\u0103n ch\u1eb7n vi\u1ec7c truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u tr\u00e1i ph\u00e9p.<\/li>\n<li>Thay \u0111\u1ed5i m\u1eadt kh\u1ea9u m\u1eb7c \u0111\u1ecbnh tr\u00ean thi\u1ebft b\u1ecb, h\u1ec7 th\u1ed1ng v\u00e0 b\u1eadt x\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 (2FA\/MFA) \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o v\u1ec7 t\u00e0i kho\u1ea3n.<\/li>\n<li>Gi\u00e1m s\u00e1t ho\u1ea1t \u0111\u1ed9ng m\u1ea1ng v\u00e0 h\u1ec7 th\u1ed1ng li\u00ean t\u1ee5c \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c h\u00e0nh vi b\u1ea5t th\u01b0\u1eddng, s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng v\u00e0 ph\u1ea7n m\u1ec1m an ninh m\u1ea1ng.<\/li>\n<li>Ch\u1ec9 t\u1ea3i v\u00e0 c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m, \u1ee9ng d\u1ee5ng, plugin t\u1eeb ngu\u1ed3n uy t\u00edn, tr\u00e1nh c\u00e0i \u0111\u1eb7t c\u00e1c file\/t\u1ec7p t\u1eeb trang web kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c ho\u1eb7c email l\u1ea1.<\/li>\n<li>Th\u1ef1c hi\u1ec7n sao l\u01b0u d\u1eef li\u1ec7u \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 s\u1eb5n s\u00e0ng ph\u1ee5c h\u1ed3i h\u1ec7 th\u1ed1ng khi b\u1ecb t\u1ea5n c\u00f4ng Backdoor ho\u1eb7c c\u00e1c m\u00e3 \u0111\u1ed9c kh\u00e1c.<\/li>\n<\/ul>\n<p>Vi\u1ec7c k\u1ebft h\u1ee3p nhi\u1ec1u l\u1edbp b\u1ea3o v\u1ec7 v\u00e0 n\u00e2ng cao \u00fd th\u1ee9c ng\u01b0\u1eddi d\u00f9ng l\u00e0 c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 ph\u00f2ng ch\u1ed1ng t\u1ea5n c\u00f4ng Backdoor hi\u1ec7u qu\u1ea3 v\u00e0 b\u1ea3o v\u1ec7 an ninh m\u1ea1ng to\u00e0n di\u1ec7n.<\/p>\n<figure id=\"attachment_32906\" aria-describedby=\"caption-attachment-32906\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-32906\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Cach-bao-mat-he-thong-de-chong-Backdoor.jpg\" alt=\"C\u00e1ch b\u1ea3o m\u1eadt h\u1ec7 th\u1ed1ng \u0111\u1ec3 ch\u1ed1ng Backdoor\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Cach-bao-mat-he-thong-de-chong-Backdoor.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Cach-bao-mat-he-thong-de-chong-Backdoor-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/09\/Cach-bao-mat-he-thong-de-chong-Backdoor-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-32906\" class=\"wp-caption-text\">C\u00e1ch b\u1ea3o m\u1eadt h\u1ec7 th\u1ed1ng \u0111\u1ec3 ch\u1ed1ng Backdoor<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Cau-hoi-thuong-gap-ve-tan-cong-Backdoor-FAQs\"><\/span><strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 t\u1ea5n c\u00f4ng Backdoor (FAQs)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Backdoor-va-Trojan-khac-nhau-the-nao\"><\/span><strong>Backdoor v\u00e0 Trojan kh\u00e1c nhau th\u1ebf n\u00e0o?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Backdoor l\u00e0 m\u1ed9t &#8220;l\u1ed1i \u0111i b\u00ed m\u1eadt&#8221;, c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i \u0111\u1ed9c l\u1eadp ho\u1eb7c l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a m\u00e3 \u0111\u1ed9c kh\u00e1c. Trojan l\u00e0 m\u1ed9t lo\u1ea1i m\u00e3 \u0111\u1ed9c, ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch ng\u1ee5y trang th\u00e0nh m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh h\u1ee3p ph\u00e1p \u0111\u1ec3 l\u1eeba ng\u01b0\u1eddi d\u00f9ng c\u00e0i \u0111\u1eb7t. M\u1ed9t Trojan c\u00f3 th\u1ec3 ch\u1ee9a m\u1ed9t backdoor b\u00ean trong n\u00f3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"May-tinh-bi-backdoor-thi-phai-lam-gi\"><\/span><strong>M\u00e1y t\u00ednh b\u1ecb backdoor th\u00ec ph\u1ea3i l\u00e0m g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ngay l\u1eadp t\u1ee9c ng\u1eaft k\u1ebft n\u1ed1i internet. Qu\u00e9t to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng b\u1eb1ng ph\u1ea7n m\u1ec1m di\u1ec7t virus ho\u1eb7c c\u00e1c c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng \u0111\u00e3 \u0111\u1ec1 c\u1eadp. N\u1ebfu kh\u00f4ng th\u1ec3 g\u1ee1 b\u1ecf, b\u1ea1n n\u00ean c\u00e0i \u0111\u1eb7t l\u1ea1i h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ea1ch s\u1ebd.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Co-the-xoa-hoan-toan-backdoor-khong\"><\/span><strong>C\u00f3 th\u1ec3 x\u00f3a ho\u00e0n to\u00e0n backdoor kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Vi\u1ec7c x\u00f3a ho\u00e0n to\u00e0n backdoor ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i backdoor \u0111\u00f3. V\u1edbi backdoor ph\u1ea7n m\u1ec1m, c\u00f3 th\u1ec3 g\u1ee1 b\u1ecf. Tuy nhi\u00ean, v\u1edbi backdoor ph\u1ea7n c\u1ee9ng, vi\u1ec7c n\u00e0y g\u1ea7n nh\u01b0 kh\u00f4ng th\u1ec3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tan-cong-backdoor-co-pho-bien-o-Viet-Nam-khong\"><\/span><strong>T\u1ea5n c\u00f4ng backdoor c\u00f3 ph\u1ed5 bi\u1ebfn \u1edf Vi\u1ec7t Nam kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00f3, <strong>t\u1ea5n c\u00f4ng backdoor<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng m\u1ea1ng ph\u1ed5 bi\u1ebfn tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, bao g\u1ed3m c\u1ea3 Vi\u1ec7t Nam. C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng v\u00e0o h\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng, doanh nghi\u1ec7p l\u1edbn, hay c\u1ea3 c\u00e1c trang web th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed nh\u1ecf l\u1ebb \u0111\u1ec1u c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c c\u00e0i \u0111\u1eb7t backdoor.<\/p>\n<p>Qua b\u00e0i vi\u1ebft n\u00e0y, \u0111\u1ed9i ng\u0169 <a href=\"https:\/\/interdata.vn\/\"><strong>InterData<\/strong> <\/a>hy v\u1ecdng b\u1ea1n \u0111\u00e3 c\u00f3 m\u1ed9t c\u00e1i nh\u00ecn r\u00f5 h\u01a1n v\u1ec1 backdoor v\u00e0 m\u1ee9c \u0111\u1ed9 nguy hi\u1ec3m c\u1ee7a n\u00f3. Nh\u1eadn th\u1ee9c \u0111\u00fang \u0111\u1eafn v\u1ec1 <strong>backdoor<\/strong> l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ea3n th\u00e2n v\u00e0 h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/p>\n<p>H\u00e3y lu\u00f4n ch\u1ee7 \u0111\u1ed9ng c\u1eadp nh\u1eadt ki\u1ebfn th\u1ee9c, s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 b\u1ea3o m\u1eadt \u0111\u00e1ng tin c\u1eady v\u00e0 \u00e1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba \u0111\u1ec3 gi\u1eef an to\u00e0n cho d\u1eef li\u1ec7u v\u00e0 th\u00f4ng tin c\u00e1 nh\u00e2n. An ninh m\u1ea1ng l\u00e0 m\u1ed9t h\u00e0nh tr\u00ecnh d\u00e0i, v\u00e0 vi\u1ec7c ph\u00f2ng tr\u00e1nh lu\u00f4n hi\u1ec7u qu\u1ea3 h\u01a1n vi\u1ec7c kh\u1eafc ph\u1ee5c.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An ninh m\u1ea1ng lu\u00f4n l\u00e0 m\u1ed9t trong nh\u1eefng m\u1ed1i quan t\u00e2m h\u00e0ng \u0111\u1ea7u c\u1ee7a c\u1ea3 c\u00e1 nh\u00e2n l\u1eabn doanh nghi\u1ec7p. Tuy nhi\u00ean, \u00edt ng\u01b0\u1eddi th\u1ef1c s\u1ef1 hi\u1ec3u r\u00f5 v\u1ec1 m\u1ed9t trong nh\u1eefng m\u1ed1i \u0111e d\u1ecda tinh vi v\u00e0 nguy hi\u1ec3m nh\u1ea5t: Backdoor. B\u00e0i vi\u1ebft n\u00e0y, InterData s\u1ebd gi\u00fap b\u1ea1n t\u00ecm hi\u1ec3u t\u1ea5n c\u00f4ng Backdoor l\u00e0<\/p>\n","protected":false},"author":11,"featured_media":32907,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[83],"tags":[],"class_list":["post-32899","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bao-mat-an-ninh-mang"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/32899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=32899"}],"version-history":[{"count":3,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/32899\/revisions"}],"predecessor-version":[{"id":32908,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/32899\/revisions\/32908"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/32907"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=32899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=32899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=32899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}