Blog Posts Tagged with "bots"

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SMTP Dialects: How to Detect Bots Looking at SMTP Conversations

October 03, 2012 Added by:Gianluca Stringhini

We need new techniques to detect and block spam. Current techniques mostly fall in two categories: content analysis and origin analysis. Content analysis techniques look at what is being sent, and typically analyze the content of an email to see if it is indicative of spam...

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System Compromise: What the Heck is a FeeLCoMz String?

February 03, 2012 Added by:Brent Huston

If you find those strings, they usually indicate other PHP scanners, worms or attack tools have compromised the system. Now, if you don’t find those, it does NOT mean the system is safe, the list of all of those relevant strings would be too large and dynamic to manage...

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