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F5 Friday: Zero-Day Apache Exploit? Zero-Problem

#infosec A recently discovered 0-day Apache exploit is no problem for BIG-IP. Here’s a couple of different options using F5 solutions to secure your site against it. It’s called “Apache Killer” and it’s yet another example of exploiting not a... Read more
0 Reviews

How To Limit URI Length Without Recompiling Apache

Use network-side scripting, of course! While just about every developer and information security professional knows that a buffer-overflow exploit can result in the execution of malicious code not many truly grok the “why”. Fortunately, it’s not... Read more
0 Reviews

Defeating Attacks Easier Than Detecting Them

Defeating modern attacks – even distributed ones – isn’t the problem. The problem is detecting them in the first place. Last week researchers claimed they’ve discovered a way to exploit a basic security flaw that’s used in software that’s in... Read more
0 Reviews

Out, Damn’d Bot! Out, I Say!

Exorcising your digital demons Most people are familiar with Shakespeare’s The Tragedy of Macbeth. Of particularly common usage is the famous line uttered repeatedly by Lady Macbeth, “Out, damn’d spot! Out, I say” as she tries to wash imaginary... Read more
0 Reviews

Are You Scrubbing the Twitter Stream on Your Web Site?

Never never trust content from a user, even if that user is another application. Web 2.0 is as much about integration as it is interactivity. Thus it’s no surprise that an increasing number of organizations are including a feed of their recent... Read more
0 Reviews

Are You Scrubbing the Twitter Stream on Your Web Site?

Never never trust content from a user, even if that user is another application. Web 2.0 is as much about integration as it is interactivity. Thus it’s no surprise that an increasing number of organizations are including a feed of their recent... Read more
0 Reviews

No Shirt, No Shoes, No HTTP Service

Using Anonymous Human Authentication to prevent illegitimate access to sites, services, and applications. In the “real world” there are generally accepted standards set for access to a business and its services. One of the most common standards... Read more
0 Reviews

When Is More Important Than Where in Web Application Security

While you spend your time arguing over where application security belongs, miscreants are taking advantage of vulnerabilities. By the time you address the problem, they’ve moved on to the next one. Dmitry Evteev @ Positive Technologies Research... Read more
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Excuse Me But Is That a Gazebo On Your Site?!

There are few things in reality that can match The Gazebo in its ability to evoke fear and suspicion amongst gamers. The links on your web site may be one of them. In the history of Dungeons and Dragons there exists the urban legend known to... Read more
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Rip and Replace Won’t Solve Twitter’s (Or Your) Security Problems

The “replace” in “rip and replace” essentially means getting rid of old security problems and replacing them with new ones. Twittergate is (thankfully) behind us but it’s almost assuredly going to be the case that we’ll be rehashing this one for... Read more
0 Reviews

Jedi Mind Tricks: HTTP Request Smuggling

How to defeat the ancient Jedi mind trick known as HTTP Request Smuggling.  HTTP Request Smuggling (HRS) is not a new technique; it's been around since 2005. It takes advantage of architectures where one or more intermediaries (proxies)... Read more
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I am in your HTTP headers, attacking your application

Zero-day IE exploits and general mass SQL injection attacks often overshadow potentially more dangerous exploits targeting lesser known applications and attack vectors. These exploits are potentially more dangerous because once proven through a... Read more
0 Reviews

BusinessWeek takes viral advertising a little too seriously

Yesterday it was reported that BusinessWeek had been infected with malware via an SQL injection attack. [begin Mom lecture] Remember when we talked about PCI DSS being a good idea for everyone, even though... Read more
0 Reviews

Implementing SOA Patterns: The Service Firewall

SOA Enterprise Patterns has a great discussion of SOA security and patterns, including a nice article on the composite domains and implementation of a security pattern. There are several mechanisms through which the Service Firewall pattern can... Read more
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