linuxsysconfig

I was inspired by today’s comments on my other rsyslog post and decided to write a small howto about upgrading the rsyslog daemon on CentOS 6 / RHEL 6. As you might know CentOS6 comes with rsyslog v5 by default and it is the only release available within the official repositories. The rsyslog developers however […]

Remote logging is a feature supported by rsyslog, the default syslog daemon in RHEL6 / CentOS 6. Having the local log files stored on a remote system is good practice, as it protects the logs integrity in case of a local attack. With the default rsyslog RHEL6 configuration it is really easy to enable remote […]

I agree that Linux is less vulnerable than Windows, but that doesn’t make it immune to attackers. It’s not always about security flaws, buffer overflows or denial of service attacks. Most intruders exploit incorrect system configurations or access permissions which are often caused by user ignorance. I came up with a list of 10 basic […]

This post title is the name of a Fedora configuration tool which is getting better with each release. Firewall configuration used to scare new users, but now things are a lot easier. Having a nice and simple GUI, system-config-firewall (which is written in Python) offers default iptables rules for both desktop and server users and […]