{"id":903,"date":"2017-04-11T06:57:49","date_gmt":"2017-04-11T03:57:49","guid":{"rendered":"https:\/\/community.virtono.com\/?p=903"},"modified":"2017-04-11T06:57:49","modified_gmt":"2017-04-11T03:57:49","slug":"how-to-install-and-configure-csf-config-server-firewall-on-centos-7","status":"publish","type":"post","link":"https:\/\/www.virtono.com\/community\/tutorial-how-to\/how-to-install-and-configure-csf-config-server-firewall-on-centos-7\/","title":{"rendered":"How to Install and Configure CSF (Config Server Firewall) on CentOS 7"},"content":{"rendered":"<p>ConfigServe Firewall, also known as CSF, is a firewall configuration script created to provide better security for your server while giving you an easy to use, an advanced interface for managing your firewall settings. CSF configures your server\u2019s firewall to lock down public access to services and only allow certain connections, such as logging in to FTP, checking your email, or loading your websites.<\/p>\n<ul>\n<li>Daemon process that checks for login authentication failures for:\n<ul>\n<li>Courier imap, Dovecot, uw-imap, Kerio<\/li>\n<li>openSSH<\/li>\n<li>cPanel, WHM, Webmail (cPanel servers only)<\/li>\n<li>Pure-ftpd, vsftpd, Proftpd<\/li>\n<li>Password protected web pages (htpasswd)<\/li>\n<li>Mod_security failures (v1 and v2)<\/li>\n<li>Suhosin failures<\/li>\n<li>Exim SMTP AUTH<\/li>\n<li>Custom login failures with separate log file and regular expression matching<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<div><\/div>\n<pre><strong>Installation\r\n<\/strong>============\r\nInstallation is quite straightforward:\r\n\r\ncd \/usr\/src\r\nrm -fv csf.tgz\r\nwget https:\/\/download.configserver.com\/csf.tgz\r\ntar -xzf csf.tgz\r\ncd csf\r\nsh install.sh\r\n\r\n<\/pre>\n<pre><strong>GD::Graphs\r\n<\/strong>=========\r\nThis perl module is required for Statistical Graphs available from the csf UI.\r\nIt is dependent on graphical libraries being installed for your OS (e.g.\r\nlibgd, libpng, etc. which is beyond the scope of this document)\r\n\r\nThe perl module itself can be installed in a variety of ways, e.g.:\r\n\r\nRedHat\/CentOS\/CloudLinux:\r\n# yum install perl-GDGraph\r\n\r\nDebian v6:\r\n# apt-get install libgd-graph-perl\r\n\r\nDirect from cpan.org:\r\n# perl -MCPAN -e shell\r\ncpan&gt; install GD::Graph<\/pre>\n<pre><strong>Webmin Module Installation\/Upgrade\r\n<\/strong>==================================\r\n\r\nTo install or upgrade the csf webmin module:\r\n\r\nInstall csf as above\r\nInstall the csf webmin module in:\r\n  Webmin &gt; Webmin Configuration &gt; Webmin Modules &gt;\r\n  From local file &gt; \/usr\/local\/csf\/csfwebmin.tgz &gt; Install Module\r\n<\/pre>\n<pre><strong>Uninstallation\r\n<\/strong>==============\r\nRemoving csf and lfd is even more simple:\r\n\r\ncd \/etc\/csf\r\nsh uninstall.sh\r\n\r\n<\/pre>\n<h2 id=\"conclusion\"><\/h2>\n<div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>ConfigServe Firewall, also known as CSF, is a firewall configuration script created to provide better security for your server while giving you an easy to use, an advanced interface for managing your firewall settings. CSF configures your server\u2019s firewall to lock down public access to services and only allow certain<\/p>\n","protected":false},"author":3,"featured_media":905,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[5,3],"tags":[],"class_list":["post-903","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledgebase","category-tutorial-how-to"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2017\/04\/csf_large.png?fit=317%2C127&ssl=1","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p7ISfL-ez","jetpack_likes_enabled":true,"jetpack-related-posts":[{"id":3947,"url":"https:\/\/www.virtono.com\/community\/tutorial-how-to\/how-to-install-configserver-security-firewall-csf-on-almalinux\/","url_meta":{"origin":903,"position":0},"title":"How to install ConfigServer Security &#038; Firewall -CSF on Almalinux","author":"George B.","date":"September 28, 2023","format":false,"excerpt":"In this guide, we will walk you through the step-by-step process of installing CSF on AlmaLinux, ensuring that your system is fortified against potential threats. Every system administrator has a responsibility to protect their server from potential attacks and vulnerabilities. ConfigServer Security & Firewall (CSF) is a strong tool that\u2026","rel":"","context":"In &quot;Tutorials&quot;","block_context":{"text":"Tutorials","link":"https:\/\/www.virtono.com\/community\/category\/tutorial-how-to\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2023\/09\/How-to-install-CSF-on-Almalinux.png?fit=360%2C240&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":2821,"url":"https:\/\/www.virtono.com\/community\/tutorial-how-to\/how-to-install-cpanel-whm-on-ubuntu-20-04\/","url_meta":{"origin":903,"position":1},"title":"How to Install cPanel\/WHM on Ubuntu 20.04","author":"George B.","date":"July 16, 2022","format":false,"excerpt":"Before the installation, we need to know if we meet the minimum requirements to install cPanel & WHM. Your hostname must meet the following requirements: Registered and fully-qualified domain name.Does not match any of your server\u2019s domains.Be a maximum of 60 characters in length.Resolve to a valid IPv4 or IPv6\u2026","rel":"","context":"In &quot;Tutorials&quot;","block_context":{"text":"Tutorials","link":"https:\/\/www.virtono.com\/community\/category\/tutorial-how-to\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2022\/07\/maxresdefault.jpeg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2022\/07\/maxresdefault.jpeg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2022\/07\/maxresdefault.jpeg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2022\/07\/maxresdefault.jpeg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2022\/07\/maxresdefault.jpeg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":714,"url":"https:\/\/www.virtono.com\/community\/knowledgebase\/tips-to-make-your-server-secure\/","url_meta":{"origin":903,"position":2},"title":"Tips To Make your Server Secure","author":"Daniel Draga","date":"October 21, 2016","format":false,"excerpt":"Use secure password \u2022 Insecure passwords are the most common security vulnerability. > Use minimum 8 character passwords with alphanumeric ,grammatical symbols, etc Never use a significant date and dictionary words. \u2022Secure SSH Move SSH access to a different port to deter anyone without specific knowledge of your server from\u2026","rel":"","context":"In &quot;Knowledgebase&quot;","block_context":{"text":"Knowledgebase","link":"https:\/\/www.virtono.com\/community\/category\/knowledgebase\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2016\/10\/secure-server.jpg?fit=504%2C260&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":3191,"url":"https:\/\/www.virtono.com\/community\/tutorial-how-to\/how-to-install-postfix-on-linux\/","url_meta":{"origin":903,"position":3},"title":"How to install Postfix on Linux","author":"George B.","date":"April 8, 2023","format":false,"excerpt":"Install Postfix on CentOS 7 To install Postfix on CentOS 7, follow these steps: Open a terminal or login to your server via SSH as a root user. Update your system packages by running the following command: yum update Install Postfix using the following command: yum install postfix Start the\u2026","rel":"","context":"In &quot;Tutorials&quot;","block_context":{"text":"Tutorials","link":"https:\/\/www.virtono.com\/community\/category\/tutorial-how-to\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2023\/04\/How-to-install-Postfix-on-Linux.png?fit=600%2C330&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2023\/04\/How-to-install-Postfix-on-Linux.png?fit=600%2C330&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2023\/04\/How-to-install-Postfix-on-Linux.png?fit=600%2C330&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":813,"url":"https:\/\/www.virtono.com\/community\/knowledgebase\/firewall-what-how-hardware-vs-software-firewall\/","url_meta":{"origin":903,"position":4},"title":"FIREWALL | What? How? | Hardware vs. Software Firewall","author":"Daniel Draga","date":"December 14, 2016","format":false,"excerpt":"Firewalls are basically a barrier between your computer (or a network) and the Internet (outside world). A firewall can be simply compared to a security guard who stands at the entrance of your house and filters the visitors coming to your place. He may allow some visitors to enter while\u2026","rel":"","context":"In &quot;Knowledgebase&quot;","block_context":{"text":"Knowledgebase","link":"https:\/\/www.virtono.com\/community\/category\/knowledgebase\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2016\/12\/firewall-security.jpg?fit=610%2C458&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2016\/12\/firewall-security.jpg?fit=610%2C458&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2016\/12\/firewall-security.jpg?fit=610%2C458&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":913,"url":"https:\/\/www.virtono.com\/community\/tutorial-how-to\/how-to-set-up-a-firewall-with-ufw-on-ubuntu-16-04\/","url_meta":{"origin":903,"position":5},"title":"How To Set Up a Firewall with UFW on Ubuntu 16.04","author":"Daniel Draga","date":"April 30, 2017","format":false,"excerpt":"Introduction UFW, or Uncomplicated Firewall,it\u2019s an interface to iptables , which simplifies the process of configuring a firewall.It\u2019s an difficulty for the beginners to learn how to use it to properly configure a firewall.Because iptables is a solid and flexible tool If you're looking to get started securing your network,\u2026","rel":"","context":"In &quot;Knowledgebase&quot;","block_context":{"text":"Knowledgebase","link":"https:\/\/www.virtono.com\/community\/category\/knowledgebase\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.virtono.com\/community\/wp-content\/uploads\/2017\/04\/UFW-Firewall.jpeg?fit=320%2C240&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/posts\/903","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/comments?post=903"}],"version-history":[{"count":2,"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/posts\/903\/revisions"}],"predecessor-version":[{"id":906,"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/posts\/903\/revisions\/906"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/media\/905"}],"wp:attachment":[{"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/media?parent=903"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/categories?post=903"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.virtono.com\/community\/wp-json\/wp\/v2\/tags?post=903"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}