Jack Koziol is the Information Security Officer at a major Chicago-area financial institution, responsible for security enterprise-wide. Previously, he has held information security positions at an online health care company and a point-of-care Internet-based pharmacy. Jack has written for Information Security magazine, and released several whitepapers on intrusion detection. He teaches the CISSP and "Hack and Defend" courses.
Jack has architected, maintained, and managed Snort and other IDS technologies in large production environments since 1998. He has also written Snort signature sets designed for specific applications.