Install ConfigServer firewall application
ConfigServer firewall is a popular Linux firewall security suite. It is easy to install, flexible to configure, and secure with extra checks. CSF helps to control exactly what traffic is allowed in and out of the server and to protect the server from malicious attacks.
The installation is quite straightforward:
tar -xzf csf.tgz
To edit the settings of an installed application, use this command:
Additional information about CSF configuration can be found here: http://configserver.com/free/csf/readme.txt.
Was this answer helpful?
If your server appears pretty slow, there could be many things wrong such as poorly written...
How do you block an IP using iptables?iptables -A INPUT -s xx.xx.xx.xx -j DROPHow do you block an...
Setup of email server in Linux is simple, but your job does not end there. Customer had...
Use secure passwords Insecure passwords are the most common security vulnerability for most...
The terms Open and Closed are now used to describe DNS servers in the following context: Open...