Innovative back door looks like normal SSH traffic.

Rootkits allow attackers to take complete control of a computer. We describe the tricks intruders use to gain access to the Linux kernel and provide guidelines on hardening the kernel against such attacks.

PortSentry monitors your ports and lets you know when they’ve been scanned.

Full release of BackTrack Linux 5 R2 is now available.

Learn how to protect yourself against malicious attacks by modified source code.

Red Hat announces IBM, Accenture, Alfresco, Cisco, HP and Intel representatives are scheduled to deliver keynotes at the seventh annual Red Hat Summit and JBoss World, May 3-6, 2011 in Boston, Massachusetts.

The Institute for Security and Open Methodologies (ISECOM) announced the released of the Open Source Security Testing Methodology Manual (OSSTMM) 3.0.

Plugins provide a lot of functionality but, depending on their quality, they can provide unwanted security issues as well. We show you how to protect yourself from plugins.