The days when the Black Hat USA and Defcon conferences are ongoing are two times when surfing the Internet in Las Vegas can be a gamble all on its own. According to Imperva, there was a spike in malicious activity emanating from Sin City two weeks ago when the conferences were under way.
Majority of Comment Spam Generated by Small Number of Attackers: Imperva
Comment spam has been used by attackers for a wide range of purposes, and according to a new report from Imperva, 80% of the traffic associated with such activity is generated by just 28% of attack sources.
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