David Schwalenberg is a Senior Information Security Content Analyst on the SecurityCenter research team. David makes use of his considerable experience in Information Security to create standards-based content for SecurityCenter customers. Prior to joining Tenable, David worked for a government agency doing information assurance, and before that he was a video game programmer. David has contributed to the NSA Manageable Network Plan, NIST SP 800-61 (Computer Security Incident Handling Guide), and other information assurance publications.