Jonathan Ham, CISSP, GSEC, GCIA, GCIH, is an independent consultant who specializes in large-scale enterprise security issues, from policy and procedure, through staffing and training, to scalable prevention, detection, and response technology and techniques. With a keen understanding of ROI and TCO, he has helped his clients achieve greater success for more than 12 years, advising in both the public and private sectors, from small upstarts to the Fortune 500. Jonathan has been commissioned to teach NCIS investigators how to use Snort, performed packet analysis from a facility more than 2000 f...