A first cousin of the recent Heartbleed attack affects EAP-based wireless and peer-to-peer authentication.

Authorities in 16 countries take action against users of the imfamous BlackShades malware tool.

A new class of problems lets a malicious app pre-configure an invisible privilege update.

Ultra-sophisticated attack tool might have originated from a state-sponsored intelligence service.

Symantec says Linux-Darlloz burrows in through PHP.

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.