For no particular reason, Charly occasionally patrols his server farm and hunts down attackers. He has put together a neat toolbox for this job.

Extend protection to all of your Internet traffic with a Raspberry Pi minicomputer set up as a cost-effective external proxy server.

When you start processing security-related data to find patterns, you quickly end up in Big Data territory, and you'll need some powerful tools to help you separate the good from the bad.

In a high-performance environment, you want speed as well as security. Kurt looks at some approaches to security that won't slow things down.

Chronicler Zack Brown reports on the latest news, views, dilemmas, and developments within the Linux kernel community.

IT risk analysis determines the systems that need protection and helps the IT manager determine which protective actions are most cost effective.

The security of personal data is a major topic in the Linux world. zuluCrypt gives users a tool for uncomplicated encryption of any data.

When a computer is lost, your data falling into the wrong hands is often more serious than the loss of hardware. In this article, we explain how to use LUKS and ZFS to encrypt a system so you can keep your privacy when you lose your laptop.

IT specialists often rely on automatic notification for status messages and logfiles by email. A Python script named Zeyple uses GPG to protect potentially sensitive messages against unauthorized viewing.