This article covers some useful CSF SSH Command Line Commands in a “cheat sheet” format.
Config Server Firewall (csf) and Login Failure Daemon (lfd) is a robust firewall solution having Stateful Packet Inspection (SPI), Login/Intrusion Detection and Security application for Linux servers. Although it is more compatible with CPanel we have been able to use the same for the Plesk hosting control panel also and it is running fine. Please …
For communication with this api servrs please open this ports on firewall ‘TCP_OUT’ Allow outgoing TCP ports
If you want to uninstall CSF firewall then follow the below steps :