LFD : is the abbreviation of Login Failure Daemon. It is a daemon process running on a server which has CSF for server security. LFD scans the server logs files periodically (every X seconds) for resent login failures and consider…
Firewall
CSF commands to allow/deny IP addresses for temporary – Command line option
CSF is one of the best firewall application for your Linux based servers. We have already dicussed a lot about CSF and its command usages. Refer this to Install CSF on your server. We have a lot of options available…
How to open a specific port in APF ?
APF is the abbreviation of Advanced Policy Firewall. It is a policy based firewall system designed to configure firewall (IPTables rules) simply and user friendly. It’s like the firewall manage tool csf. Configuring iptables is slightly hard without the help…
Process tracking with the help of csf
Process Tracking. This option enables tracking of user and nobody processes and examines them for suspicious executable or open network ports. Its purpose is to identify potential exploit processes that are running on the server, even if they are obfuscated to appear as…
How to open a port for a particular IP address using iptables, CSF and APF – A comparison
This is a very important and useful trick to block some ports from public. And open it for some IP address. It’s quite simple by configuring iptables with the help of applications like CSF or APF. By using iptables commands, blocking…
How to enable remote MySQL for an IP address on a cPanel server via CSF
Enable remote mysql In CSF, there is an option to allow IP address in a file which is ‘csf.allow’ that allows connections from external. Please do follow the steps here for enabling remote MySQL for an IP address on a…
Managing Firewalld on CentOS/RHEL 7 – start/stop/status-check
Hey, I’m new here and unable to manage my Firewall daemon on my server/VPS. The OS is reloaded with latest CentOS 7. Yeah, it’s a little bit new, managing services on CentOS/RHEL 7 servers. The daemon for iptables is firewalld…