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Ken Green is a senior security engineer for TrustWave Corporation where he works extensively on intrusion detection systems, firewalls, and virtual private network initiatives. A former technical director and senior electronic engineer for the DoD, Ken is a recognized expert in the areas of telecommunications and data network analysis and protocols, including TCP/IP, IPsec, VPNs, Microsoft Networking, ATM, SONET/SDH, Frame Relay, and SS7.