Sometimes the best way to keep spam out of your mailbox is to keep the spammers from getting your address.

The BackTrack live distribution lets you act like an intruder to test your network’s security.

Netfilter’s Recent module builds a temporary blacklist to keep intruders off your network.

If you know your way around network protocols, you can get to the source of a problem quickly with Wireshark.

Protect your system and preserve your configuration with this powerful backup tool.

Is your address book open to the world? Is your mobile phone calling Russia? Many users don’t know how easy it is for an attacker to target Bluetooth.

Study your network’s defenses with the Ubuntu-based nUbuntu security testing distribution.

Linux users and indeed the users of any networked computer system need to be vigilant with regards to hacking and phishing attacks.

Internet security becomes increasingly important as information of a sensitive nature is more frequently stored online. There are many precautionary tactics to ensure the safety of your internet data.

Here is a compilation of some of the most frequent types of attack you may come across on modern computer systems.