{"id":3402,"date":"2023-11-14T12:07:56","date_gmt":"2023-11-14T05:07:56","guid":{"rendered":"https:\/\/longvan.net\/cong-dong\/?p=3402"},"modified":"2024-09-04T15:13:42","modified_gmt":"2024-09-04T08:13:42","slug":"huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force","status":"publish","type":"post","link":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force"},"content":{"rendered":"<div>\n<p>Fail2ban l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n kh\u1ecfi t\u1ea5n c\u00f4ng Brute Force v\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng tr\u1ef1c tuy\u1ebfn kh\u00e1c b\u1eb1ng c\u00e1ch t\u1ef1 \u0111\u1ed9ng ch\u1eb7n c\u00e1c \u0111\u1ecba ch\u1ec9 IP c\u1ed1 g\u1eafng \u0111\u0103ng nh\u1eadp sai qu\u00e1 nhi\u1ec1u l\u1ea7n v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<br \/>\nD\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng Fail2ban tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 Linux.<\/p>\n<ol>\n<li><strong>B\u01b0\u1edbc 1: C\u00e0i \u0111\u1eb7t Fail2ban<\/strong><br \/>\n\u0110\u1ea7u ti\u00ean, ch\u00fang ta c\u1ea7n c\u00e0i \u0111\u1eb7t Fail2ban tr\u00ean m\u00e1y ch\u1ee7 c\u1ee7a m\u00ecnh. S\u1eed d\u1ee5ng l\u1ec7nh sau tr\u00ean h\u1ec7 th\u1ed1ng Ubuntu ho\u1eb7c CentOS:<\/p>\n<ul>\n<li>Tr\u00ean Ubuntu:\n<pre style=\"color: #313131; border-radius: 4px; padding: 0.65em 0.65em;\"><code class=\"language-shell\"><span class=\"token function\">sudo apt-get update\nsudo apt-get install fail2ban<\/span><\/code><\/pre>\n<\/li>\n<li>Tr\u00ean CentOS:\n<pre style=\"color: #313131; border-radius: 4px; padding: 0.65em 0.65em;\"><code class=\"language-shell\"><span class=\"token function\">sudo yum install epel-release\nsudo yum install fail2ban<\/span><\/code><\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 2: C\u1ea5u h\u00ecnh Fail2ban<\/strong>\n<ul>\n<li>C\u1ea5u h\u00ecnh Fail2ban t\u00f9y thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng b\u1ea1n mu\u1ed1n b\u1ea3o v\u1ec7. M\u1ed7i \u1ee9ng d\u1ee5ng c\u00f3 m\u1ed9t c\u1ea5u h\u00ecnh ri\u00eang trong c\u00e1c t\u1ec7p c\u1ea5u h\u00ecnh c\u1ee7a Fail2ban, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t trong th\u01b0 m\u1ee5c \/etc\/fail2ban\/jail.d\/<\/li>\n<li>File c\u1ea5u h\u00ecnh th\u01b0\u1eddng c\u00f3 d\u1ea1ng <strong>*.conf<\/strong>. B\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o m\u1ed9t t\u1ec7p c\u1ea5u h\u00ecnh ri\u00eang cho \u1ee9ng d\u1ee5ng m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n ho\u1eb7c ch\u1ec9nh s\u1eeda t\u1ec7p <strong>\/etc\/fail2ban\/jail.d\/defaults-debian.conf<\/strong> \u0111\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00e0i \u0111\u1eb7t m\u1eb7c \u0111\u1ecbnh.<\/li>\n<li>\u0110\u1ec3 c\u1ea5u h\u00ecnh fail2ban \u0111\u1ec3 b\u1ea3o v\u1ec7 k\u1ebft n\u1ed1i SSH, t\u1ea1o file c\u1ea5u h\u00ecnh:<br \/>\n<code style=\"color: #313131;\" class=\"language-shell\">vi \/etc\/fail2ban\/jail.d\/myapp.conf<br \/>\n<\/code>V\u1edbi n\u1ed9i dung nh\u01b0 sau:<\/p>\n<pre>[ssh]\nenabled = true\nport = ssh\nfilter = sshd\nlogpath = \/var\/log\/auth.log\nmaxretry = 3\nbantime = 3600<\/pre>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><strong>enabled<\/strong> : \u0110\u1eb7t th\u00e0nh <strong>true<\/strong> \u0111\u1ec3 k\u00edch ho\u1ea1t c\u1ea5u h\u00ecnh.<\/li>\n<li><strong>port<\/strong> : C\u1ed5ng m\u00e0 b\u1ea1n mu\u1ed1n theo d\u00f5i (vd: SSH port l\u00e0 <strong>ssh<\/strong>).<\/li>\n<li><strong>filter<\/strong> : Lo\u1ea1i b\u1ed9 l\u1ecdc s\u1eed d\u1ee5ng (vd: <strong>ssh<\/strong> cho SSH).<\/li>\n<li><strong>logpath<\/strong> : \u0110\u01b0\u1eddng d\u1eabn \u0111\u1ebfn t\u1ec7p nh\u1eadt k\u00fd.<\/li>\n<li><strong>maxretry<\/strong> : S\u1ed1 l\u1ea7n th\u1eed \u0111\u0103ng nh\u1eadp sai tr\u01b0\u1edbc khi IP b\u1ecb ch\u1eb7n.<\/li>\n<li><strong>bantime<\/strong> : Th\u1eddi gian ban IP sau khi v\u01b0\u1ee3t qu\u00e1 <strong>maxretry<\/strong> l\u1ea7n.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 3: Kh\u1edfi \u0111\u1ed9ng v\u00e0 ki\u1ec3m tra Fail2ban<\/strong>\n<ul>\n<li>Kh\u1edfi \u0111\u1ed9ng Fail2ban v\u00e0 cho ph\u00e9p n\u00f3 t\u1ef1 \u0111\u1ed9ng ch\u1ea1y khi h\u1ec7 th\u1ed1ng kh\u1edfi \u0111\u1ed9ng:\n<pre style=\"color: #313131; border-radius: 4px; padding: 0.65em 0.65em;\"><code class=\"language-shell\"><span class=\"token function\">sudo systemctl start fail2ban\nsudo systemctl enable fail2ban<\/span><\/code><\/pre>\n<\/li>\n<li>S\u1eed d\u1ee5ng l\u1ec7nh sau \u0111\u1ec3 ki\u1ec3m tra tr\u1ea1ng th\u00e1i Fail2ban v\u00e0 xem danh s\u00e1ch c\u00e1c IP b\u1ecb ch\u1eb7n:<br \/>\n<code style=\"color: #313131;\" class=\"language-shell\">sudo fail2ban-client status<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 4: T\u00f9y ch\u1ec9nh v\u00e0 theo d\u00f5i<br \/>\n<\/strong>B\u1ea1n c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh nhi\u1ec1u c\u00e0i \u0111\u1eb7t kh\u00e1c nhau trong t\u1ec7p c\u1ea5u h\u00ecnh v\u00e0 theo d\u00f5i Fail2ban \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang c\u00e1ch.<\/li>\n<\/ol>\n<p>\u0110\u00f3 l\u00e0 c\u00e1ch s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n kh\u1ecfi t\u1ea5n c\u00f4ng Brute Force. Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Fail2ban l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n kh\u1ecfi t\u1ea5n c\u00f4ng Brute Force v\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng tr\u1ef1c tuy\u1ebfn kh\u00e1c b\u1eb1ng c\u00e1ch t\u1ef1 \u0111\u1ed9ng ch\u1eb7n c\u00e1c \u0111\u1ecba ch\u1ec9 IP c\u1ed1 g\u1eafng \u0111\u0103ng nh\u1eadp sai qu\u00e1 nhi\u1ec1u l\u1ea7n v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn c\u01a1 [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_oasis_is_in_workflow":0,"_oasis_original":0,"footnotes":""},"categories":[3,4],"tags":[253,252,5,116],"class_list":["post-3402","post","type-post","status-publish","format-standard","hentry","category-he-dieu-hanh","category-linux","tag-brute-force-2","tag-fail2ban","tag-linux","tag-ssh"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force - Long V\u00e2n<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force - Long V\u00e2n\" \/>\n<meta property=\"og:description\" content=\"Fail2ban l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n kh\u1ecfi t\u1ea5n c\u00f4ng Brute Force v\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng tr\u1ef1c tuy\u1ebfn kh\u00e1c b\u1eb1ng c\u00e1ch t\u1ef1 \u0111\u1ed9ng ch\u1eb7n c\u00e1c \u0111\u1ecba ch\u1ec9 IP c\u1ed1 g\u1eafng \u0111\u0103ng nh\u1eadp sai qu\u00e1 nhi\u1ec1u l\u1ea7n v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn c\u01a1 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/\" \/>\n<meta property=\"og:site_name\" content=\"Long V\u00e2n\" \/>\n<meta property=\"article:published_time\" content=\"2023-11-14T05:07:56+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-09-04T08:13:42+00:00\" \/>\n<meta name=\"author\" content=\"V\u0169 Thi\u1ec7n Quang\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"V\u0169 Thi\u1ec7n Quang\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\\\/\"},\"author\":{\"name\":\"V\u0169 Thi\u1ec7n Quang\",\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/#\\\/schema\\\/person\\\/d8575ab23f69ff6ff8fe27d082eb9f43\"},\"headline\":\"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force\",\"datePublished\":\"2023-11-14T05:07:56+00:00\",\"dateModified\":\"2024-09-04T08:13:42+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\\\/\"},\"wordCount\":564,\"publisher\":{\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/#organization\"},\"keywords\":[\"brute force\",\"fail2ban\",\"Linux\",\"ssh\"],\"articleSection\":[\"H\u1ec7 \u0111i\u1ec1u h\u00e0nh\",\"Linux\"],\"inLanguage\":\"vi\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\\\/\",\"url\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\\\/\",\"name\":\"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force - Long V\u00e2n\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/#website\"},\"datePublished\":\"2023-11-14T05:07:56+00:00\",\"dateModified\":\"2024-09-04T08:13:42+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\\\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Trang ch\u1ee7\",\"item\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/#website\",\"url\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/\",\"name\":\"Long V\u00e2n\",\"description\":\"C\u1ed9ng \u0110\u1ed3ng\",\"publisher\":{\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/#organization\",\"name\":\"Long V\u00e2n\",\"url\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/wp-content\\\/uploads\\\/2025\\\/11\\\/cropped-logo-longvancloudsolution.png\",\"contentUrl\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/wp-content\\\/uploads\\\/2025\\\/11\\\/cropped-logo-longvancloudsolution.png\",\"width\":1300,\"height\":330,\"caption\":\"Long V\u00e2n\"},\"image\":{\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/#\\\/schema\\\/person\\\/d8575ab23f69ff6ff8fe27d082eb9f43\",\"name\":\"V\u0169 Thi\u1ec7n Quang\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ae494bee7d6ab274d4c5215c38c7a27e24822330d41ab77e89f2bfbeebe6ba5d?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ae494bee7d6ab274d4c5215c38c7a27e24822330d41ab77e89f2bfbeebe6ba5d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ae494bee7d6ab274d4c5215c38c7a27e24822330d41ab77e89f2bfbeebe6ba5d?s=96&d=mm&r=g\",\"caption\":\"V\u0169 Thi\u1ec7n Quang\"},\"sameAs\":[\"http:\\\/\\\/longvan.net\"],\"url\":\"https:\\\/\\\/longvan.net\\\/cong-dong\\\/author\\\/thienquang\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force - Long V\u00e2n","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/","og_locale":"vi_VN","og_type":"article","og_title":"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force - Long V\u00e2n","og_description":"Fail2ban l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n kh\u1ecfi t\u1ea5n c\u00f4ng Brute Force v\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng tr\u1ef1c tuy\u1ebfn kh\u00e1c b\u1eb1ng c\u00e1ch t\u1ef1 \u0111\u1ed9ng ch\u1eb7n c\u00e1c \u0111\u1ecba ch\u1ec9 IP c\u1ed1 g\u1eafng \u0111\u0103ng nh\u1eadp sai qu\u00e1 nhi\u1ec1u l\u1ea7n v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn c\u01a1 [&hellip;]","og_url":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/","og_site_name":"Long V\u00e2n","article_published_time":"2023-11-14T05:07:56+00:00","article_modified_time":"2024-09-04T08:13:42+00:00","author":"V\u0169 Thi\u1ec7n Quang","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"V\u0169 Thi\u1ec7n Quang","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"3 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/#article","isPartOf":{"@id":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/"},"author":{"name":"V\u0169 Thi\u1ec7n Quang","@id":"https:\/\/longvan.net\/cong-dong\/#\/schema\/person\/d8575ab23f69ff6ff8fe27d082eb9f43"},"headline":"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force","datePublished":"2023-11-14T05:07:56+00:00","dateModified":"2024-09-04T08:13:42+00:00","mainEntityOfPage":{"@id":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/"},"wordCount":564,"publisher":{"@id":"https:\/\/longvan.net\/cong-dong\/#organization"},"keywords":["brute force","fail2ban","Linux","ssh"],"articleSection":["H\u1ec7 \u0111i\u1ec1u h\u00e0nh","Linux"],"inLanguage":"vi"},{"@type":"WebPage","@id":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/","url":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/","name":"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force - Long V\u00e2n","isPartOf":{"@id":"https:\/\/longvan.net\/cong-dong\/#website"},"datePublished":"2023-11-14T05:07:56+00:00","dateModified":"2024-09-04T08:13:42+00:00","breadcrumb":{"@id":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/longvan.net\/cong-dong\/huong-dan-cai-dat-su-dung-fail2ban-de-ngan-chan-brute-force\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Trang ch\u1ee7","item":"https:\/\/longvan.net\/cong-dong\/"},{"@type":"ListItem","position":2,"name":"H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t s\u1eed d\u1ee5ng Fail2ban \u0111\u1ec3 ng\u0103n ch\u1eb7n Brute Force"}]},{"@type":"WebSite","@id":"https:\/\/longvan.net\/cong-dong\/#website","url":"https:\/\/longvan.net\/cong-dong\/","name":"Long V\u00e2n","description":"C\u1ed9ng \u0110\u1ed3ng","publisher":{"@id":"https:\/\/longvan.net\/cong-dong\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/longvan.net\/cong-dong\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/longvan.net\/cong-dong\/#organization","name":"Long V\u00e2n","url":"https:\/\/longvan.net\/cong-dong\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/longvan.net\/cong-dong\/#\/schema\/logo\/image\/","url":"https:\/\/longvan.net\/cong-dong\/wp-content\/uploads\/2025\/11\/cropped-logo-longvancloudsolution.png","contentUrl":"https:\/\/longvan.net\/cong-dong\/wp-content\/uploads\/2025\/11\/cropped-logo-longvancloudsolution.png","width":1300,"height":330,"caption":"Long V\u00e2n"},"image":{"@id":"https:\/\/longvan.net\/cong-dong\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/longvan.net\/cong-dong\/#\/schema\/person\/d8575ab23f69ff6ff8fe27d082eb9f43","name":"V\u0169 Thi\u1ec7n Quang","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/secure.gravatar.com\/avatar\/ae494bee7d6ab274d4c5215c38c7a27e24822330d41ab77e89f2bfbeebe6ba5d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/ae494bee7d6ab274d4c5215c38c7a27e24822330d41ab77e89f2bfbeebe6ba5d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/ae494bee7d6ab274d4c5215c38c7a27e24822330d41ab77e89f2bfbeebe6ba5d?s=96&d=mm&r=g","caption":"V\u0169 Thi\u1ec7n Quang"},"sameAs":["http:\/\/longvan.net"],"url":"https:\/\/longvan.net\/cong-dong\/author\/thienquang\/"}]}},"_links":{"self":[{"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/posts\/3402","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/comments?post=3402"}],"version-history":[{"count":45,"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/posts\/3402\/revisions"}],"predecessor-version":[{"id":6526,"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/posts\/3402\/revisions\/6526"}],"wp:attachment":[{"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/media?parent=3402"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/categories?post=3402"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/longvan.net\/cong-dong\/wp-json\/wp\/v2\/tags?post=3402"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}