Using obvious clues from a McAfee blog post, an Israeli hacker was able to pinpoint the latest Internet Explorer zero-day vulnerability and create working exploit code

If you're still tardy in applying security patches for the ever-present Adobe Reader software, this chart from F-Secure should jolt you into action.

Microsoft today issued patches for seven potentially dangerous security flaws in the Microsoft Excel worksheet software

A zero-day (unpatched) vulnerability in Microsoft's Internet Explorer vulnerability is being exploited in the wild

The vulnerabilities are rated "critical" and affect Adobe Reader and Adobe Acrobat on all platforms -- Windows, Mac and Linux.

This year's CanSecWest Pwn2Own contest are offering up an whopping $60,000 in prizes to entice hackers to exploit vulnerabilities on iPhones, Android, Nokia and BlackBerry smartphones.

According to an advance notice from Microsoft, five of the 13 bulletins will be rated "critical" because of the risk of remove code execution attacks.

Hackers broke into two of Tor Project servers and used the CPU and bandwidth to launch additional attacks.

How did the attack take place? Did Google strike back at the attackers? Was the Chinese government behind the attacks, and if not who orchestrated them and for what reason? It's time to answer some of the most frequently asked questions.

The out-of-band update will be released once the company is satisfied that it has been properly tested against all affected versions of Windows.