Server security is something I’ve always tried to keep myself up-to-date on. I have at least a dozen RSS feeds that I read daily to learn about the latest flaws, holes releases etc. That being said I am by no means an “expert”, I’ve learned what I’ve needed to learn over time. I like to think that over the years I’ve gained enough knowledge to almost completely secure servers with all the programs installed that I generally use.

The aim of this article is to introduce you to some of the programs I use for security and some config changes that can be made to other programs to make them more secure. It is aimed at web servers but other changes work anywhere, like the SSH changes.

SSH

We’ll start with a very simple change that makes a very big difference, a change to the …