Internet intruders have many ingenious ways of escalating privileges and hiding their presence once they get inside your system. The best protection is to keep them out in the cold.

Version 2.0.0 of the GnuTLS security database improves access to X.509 certificates and adds RSA with SHA-256/384/512 certificates to the crop of supported crypto approaches.

When you’re going wireless,it pays to be careful. Get the right hardware,and make sure your network is as secure as you think it is.

Don’t look now, but your mailbox is full of junk, and a snooper is live on a distant server, reading your opinions of your boss. Remember when email used to be easy? To restore some sanity to your correspondence, you’ll need the right tools.

The leading email applications include new features for helping users secure and authenticate their mail messages, but each tool has a different approach to handling tasks such as signing and encryption. This article describes how to add encryption and digital signatures to the Thunderbird, Kmail, and Evolution mail clients.

Most users have become so accustomed to networking that they never stop to ask if anyone may be listening. We a......
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Security experts are always concerned with WLAN access points, but they sometimes forget that the client is also open to attack. Public hotspots make it quite easy for attackers to hijack connections, as the Hotspotter tool demonstrates.

Encrypting a home directory is easy. Encrypting your whole hard disk – including the root filesystem – takes a little more effort.