David Mortman (@mortman.com) is the Chief Security Architect at Enstratius and is a Contributing Analyst at Securosis. Before enStratus, he ran operations and security for C3. Formerly the Chief Information Security Officer for Siebel Systems, Inc., Previously, Mr. Mortman was Manager of IT Security at Network Associates. Mr. Mortman has also been a regular panelist and speaker at RSA, Blackhat, Defcon and SSecure360 as well. Mr. Mortman sits on a variety of advisory boards including Qualys. He holds a BS in Chemistry from the University of Chicago. David writes for Securosis, Emergent Chaos and the New School blogs.