Slide Show: Sights And Sounds Of Black Hat USA 2011
Zombies, robots, 'war-flying' drones, PWN phones -- and scary real-world SCADA hacks were among the mix of light-hearted and deadly serious demonstrations and presentations at this year's Black Hat USA in Las Vegas.

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Slide Show: DDoS With The Slow HTTP POST Attack
Researchers demonstrate attack that picks on inherent flaw in HTTP

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Slide Show: Extreme And Alternative Authentication Methods
Be it through brute force attacks, dictionary attacks, reading them off of Post-It notes or simply guessing, cracking passwords is hardly a difficult task for the suitably motivated. In fact, traditional text passwords for logging into accounts have been shown time and time again to be the weakest links in modern day access control. Combine that with the fact that most users typically reuse passwords on multiple accounts--75 percent, according to a survey conducted by BitDefender earlier in the summer--and it's clear that something has got to give.

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Slideshow: Ten Free Security Monitoring Tools
Understanding the ins and outs of how your users interact with the infrastructure, tracking security events and keeping logs for auditing purposes are activities that don't necessarily require buckets of cash for expensive monitoring systems. Many a scrappy organization has managed to cobble together a host of open source and free tools that will give them enough visibility to keep their environments reasonably protected and perform the necessary forensics when events do slip through the cracks. The actual deployment of these tools isn't necessarily free, though. No matter which monitoring route an organization chooses, it still takes a lot of man-hours and brainpower to sift through data, pinpoint potential problems and proactively harden the infrastructure. Here are ten free security monitoring tools:

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Slideshow: The 10 Most Common Database Vulnerabilities
AppSec's Team SHATTER shares the top ten database vulnerabilities it sees most commonly plaguing organizations over and over again.

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Slideshow: Fashion Statements from DEFCON 2010
Tattoos, mohawks, sheep, and 'pimp' necklaces were just some of the scenes from the hacker conferences in Las Vegas earlier this month.

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