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CLOUD SECURITY ALLIANCE The Notorious Nine: Cloud Computing Top Threats in 2013 
6.0 Top Threat: Malicious Insiders 
The risk of malicious insiders has been debated in the security industry.  While 
the level of threat is left to debate, the fact that the insider threat is a real 
adversary is not. 
CERN defines an insider threat as such:1 
“A malicious insider threat to an organization is a current or former employee, 
contractor, or other business partner