Ric MessierRic Messier, GCIH, GSEC, CEH, CISSP, has decades of experience in information technology and information security. He has held the varied roles of programmer, system administrator, network engineer, security engineering manager, VoIP engineer,consultant, and professor. Ric teaches online courses at Harvard University and the University of Colorado at Boulder and is a Senior Information Security Consultant at Mandiant Consulting, a FireEye company. Read More Read Less