A Defcon contest that invites contestants to trick employees at U.S. corporations into revealing not-so-sensitive data has rattled some nerves.

A security expert found a way to catch the talks at Black Hat for free, thanks to bugs in the video streaming service used by the security conference.

The U.S. needs to consider working with other leading nations to develop rules of engagement in cyberspace, retired general and former director of the CIA Michael Hayden said during a keynote address at the Black Hat conference here on Thursday.

Sourcefire increased year-over-year second quarter revenue and earnings and predicted an even better third quarter.

The Lieberman, Collins, Carper cybersecurity bill would do nothing but slow down real progress and undercut Howard Schmidt's authority, former State of Pennsylvania CISO Robert Maley warns.

The U.S. Department of Homeland Security sent its highest-ranking official ever to speak at the Black Hat conference this week, and its Deputy Secretary Jane Holl Lute ended up fielding a few tough questions from skeptical computer security professionals in attendance.

Barnaby Jack hit the jackpot at Black Hat on Wednesday. Twice.

A roundup of strategies for protecting retail inventory, profits and employees

Tools and techniques for testing applications - excerpted from Secure and Resilient Software Development by Mark Merkow and Lakshmikanth Raghavan

Security executives tend to live in a world apart from the hacking community, which means missed opportunities to accomplish big things.

At DefCon, Barracuda Labs will explain how malware pushers use search engine optimization techniques to push their poison to the top of those Google rankings.

Trying to predict the big news at this week's Black Hat and Defcon conferences is extremely tricky, if not impossible.

The recent discovery of malware designed to penetrate industrial control systems has renewed concerns about the security of power plants, manufacturing facilities.

The security firm Sophos released a tool on Monday that it claimed will block any attacks trying to exploit the critical unpatched vulnerability in Windows' shortcut files.

Citigroup has urged customers conducting mobile banking from their iPhones to immediately upgrade because a security flaw in the older app secreted account information on the smartphone.

Apple lost its bid today to criminalize "jailbreaking," the practice of hacking an iPhone to install unauthorized apps on the smartphone, according to a decision by the U.S. Copyright Office and the Library of Congress.

The maturing security discipline creates competition between surprising sets of vendors

Security researcher Dave Kennedy will demonstrate the latest social engineering techniques and a toolkit to pull them off at this week's Security BSidesLasVegas.

The European Commission announced on Monday that it will begin formal investigations into allegations that IBM has abused its dominant market position in mainframe computers.

The U.K.'s Cyber Security Challenge began accepting registrations Monday for a series of computer security exercises designed to spur interest in the field.