Securing the CentOS Perfect Setup with Bastille

This article shows how to secure a CentOS server using psad, Bastille, and some other tweaks. psad is a tool that helps detect port scans and other suspicious traffic, and the Bastille hardening program locks down an operating system, proactively configuring the system for increased security and decreasing its susceptibility to compromise.

Create an additional account for Systems Administration

The "adduser" command will create an account.

adduser service

The "passwd" command will set the password for the "service" account.

passwd service

Creating a directory for downloads.

This will create a directory to download the RPMs and other files.