The New York Times is reporting that Google's password system was compromised during a targeted attack last December.

Two of the bulletins are rated "critical" for all versions of Microsoft's flagship operating system, including Windows 7 and Windows Server 2003 R2.

There is more that can be done with this latest PDF hack that may not be immediately apparent. We could start seeing persistent PDF worm attacks.

The Firefox 3.6.3 update is rated critical. It fixes a flaw that was exploited at this year's CanSecWest Pwn2Own hacker challenge.

The attacks, first spotted on March 9, included Trojan downloaders and backdoor programs that gave malicious hackers full access to hijacked PCs.

According to a newly released report, 64% of all the reported Microsoft vulnerabilities for 2009 could have been mitigated by using the principle of the least privileged accounts.

The critical MS08-018 update patches security holes that could lead to code execution attacks on all versions of Microsoft's flagship browser, including the newest Internet Explorer 8.

The out-of-band update comes exactly 21 days after Microsoft said it was aware of targeted attacks against Windows users running its flagship browser.

A German hacker known simply as "Nils" exploited a previously unknown vulnerability in Mozilla Firefox to take complete control of a 64-bit Windows 7 machine.

Microsoft has released a one-click "fix-it" workaround to help Web surfers block malware attacks against an unpatched Internet Explorer vulnerability.