{"id":56,"date":"2021-08-16T07:19:19","date_gmt":"2021-08-16T07:19:19","guid":{"rendered":"http:\/\/hostingninja.in\/blog\/?p=56"},"modified":"2021-10-23T12:56:37","modified_gmt":"2021-10-23T12:56:37","slug":"csf-configserver-security-and-firewall","status":"publish","type":"post","link":"https:\/\/hostingninja.in\/blog\/csf-configserver-security-and-firewall\/","title":{"rendered":"CSF (ConfigServer Security and Firewall)"},"content":{"rendered":"<p><b>ConfigServer Firewall (CSF)<\/b>\u00a0is a Firewall software installed on your server to keep it secure. It provides an advanced and easy-to-use web-based interface to manage firewall settings.<\/p>\n<p>In this article, you will learn the following items:<\/p>\n<ul>\n<li aria-level=\"1\">How to reach CSF web-based interface<\/li>\n<li aria-level=\"1\">What kinds of blocks exist<\/li>\n<li aria-level=\"1\">How to whitelist an IP address<\/li>\n<li aria-level=\"1\">How to blacklist an IP address<\/li>\n<li aria-level=\"1\">How to check if an IP address is blocked\/whitelisted<\/li>\n<li aria-level=\"1\">How to remove the block from the IP address\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 How to reach\u00a0 CSF web &#8211; based interface\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 The CSF can be managed by the ROOT (System Administrator) user only. To access the interface, you need to log in to your server\u2019s WHM control panel as user.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-57\" src=\"http:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a-300x28.png\" alt=\"\" width=\"300\" height=\"28\" srcset=\"https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a-300x28.png 300w, https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a.png 429w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/li>\n<li aria-level=\"1\">Alternatively, you can use the \u201csearch\u201d form on the panel left side. You can type there \u201cconfigserver\u201d to find it faster\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-58\" src=\"http:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a1-300x50.png\" alt=\"\" width=\"300\" height=\"50\" srcset=\"https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a1-300x50.png 300w, https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a1-768x127.png 768w, https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a1.png 817w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/li>\n<li aria-level=\"1\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 What kinds of blocks exist\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Depending upon\u00a0 situation\/activity, the firewall can apply various types of blocks.\n<ul>\n<li aria-level=\"1\"><b>Temporary block.<\/b>\u00a0The firewall can apply a temporary block. This block expires in 3600 seconds (60 minutes), i.e., the block is removed in an hour.<\/li>\n<li aria-level=\"1\"><b>Permanent block.<\/b>\u00a0When the number of temporary blocks reaches a specific number, the CSF applies a permanent block. This block doesn\u2019t expire and can be removed only manually.<\/li>\n<li aria-level=\"1\"><b>Manual block.<\/b> This block is applied manually by the System Administrator\/VPS\/Dedicated Server owner.<\/li>\n<li aria-level=\"1\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0How to whitelist an IP address\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 To perform the IP address whitelisting, the CSF provides the quick whitelisting option.<\/li>\n<li aria-level=\"1\"><i>WHM\u00a0<\/i><i>\u00bb<\/i><i>\u00a0ConfigServer Security &amp; Firewall\u00a0<\/i><i>\u00bb<\/i><i>\u00a0csf \u2013 Quick Actions\u00a0<\/i><i>\u00bb<\/i><i>\u00a0\u201cQuick Allow\u201d<\/i><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-59\" src=\"http:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a2-300x37.png\" alt=\"\" width=\"300\" height=\"37\" srcset=\"https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a2-300x37.png 300w, https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a2.png 754w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/li>\n<li aria-level=\"1\">To allow the IP address, you need to enter it under the allow IP address field, put a note of why the IP address was whitelisted under the comment box.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0How to Blacklist an IP addressThere are many possible reasons why you may decide to block the IP address from accessing your server. You can take that action within the same area that\u2019s called CSF &#8211; Quick Actions<i>WHM\u00a0<\/i><i>\u00bb<\/i><i>\u00a0ConfigServer Security &amp; Firewall\u00a0<\/i><i>\u00bb<\/i><i>\u00a0csf \u2013 Quick Actions\u00a0<\/i><i>\u00bb<\/i><i> \u201cQuick Deny\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-60\" src=\"http:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a3-300x35.png\" alt=\"\" width=\"300\" height=\"35\" srcset=\"https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a3-300x35.png 300w, https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a3.png 584w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<\/i>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0How to check if an IP address is blocked\/whitelisted<\/li>\n<li aria-level=\"1\">We can check if the IP address was blocked or whitelisted using the search IP<i>WHM\u00a0<\/i><i>\u00bb<\/i><i>\u00a0ConfigServer Security &amp; Firewall\u00a0<\/i><i>\u00bb csf \u2013 ConfigServer Firewall \u00bb Search for IP<\/i><\/li>\n<li aria-level=\"1\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-61\" src=\"http:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a4-300x73.png\" alt=\"\" width=\"300\" height=\"73\" srcset=\"https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a4-300x73.png 300w, https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a4-768x187.png 768w, https:\/\/hostingninja.in\/blog\/wp-content\/uploads\/2021\/08\/a4.png 780w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 How to remove the block from the IP address\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0To remove an \u00a0IP address type the IP in search box\u00a0 field and click on the unblock button.<\/li>\n<li aria-level=\"1\">Hence it will be removed manually from our end.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Thanks<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>ConfigServer Firewall (CSF)\u00a0is a Firewall software installed on your server to keep it secure. It provides an advanced and easy-to-use web-based interface to manage firewall settings. In this article, you will learn the following items: How to reach CSF web-based interface What kinds of blocks exist How to whitelist an IP address How to blacklist [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":139,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-56","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-how-to"],"gutentor_comment":0,"_links":{"self":[{"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/posts\/56","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/comments?post=56"}],"version-history":[{"count":3,"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/posts\/56\/revisions"}],"predecessor-version":[{"id":64,"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/posts\/56\/revisions\/64"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/media\/139"}],"wp:attachment":[{"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/media?parent=56"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/categories?post=56"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hostingninja.in\/blog\/wp-json\/wp\/v2\/tags?post=56"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}