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How to Install and Configure CSF (Config Server Firewall) on CentOS 7

Howto Forge - Fri, 16/10/2015 - 3:09pm
Config Server Firewall / CSF is firewall application suite for Linux servers. CSF is also a Login/Intrusion Detection for applications like SSH, SMTP, IMAP, Pop3, the "su" command and many more. This tutorial will show the installation of CSF on CentOS 7 and guide you trough the first steps to use this powerful application suite.