Man, that's so easy, I'll answer it. You just don't allow them to do that. It's the "just say no" method of security.
So what is your solution for the folks that carry those USB keychain memories? People carry those around with virus infected files and plug them in to whatever machine they are sitting in front of. Had people I never seen before try to plug them in to my hosts. "Just wanted to read my email man"....
Paul Schmehl (pauls@utdallas.edu) Adjunct Information Security Officer The University of Texas at Dallas AVIEN Founding Member http://www.utdallas.edu
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