Instructors

Jonathan (Joff) is a Senior Security Consultant, Researcher, and Penetration tester with Black Hills Information Security.   Joff has over 20 years of experience in the IT industry as an enterprise network architect, network security defender, information security consultant, software developer and penetration tester.  Joff has extensive experience covering intrusion prevention/detection systems, infrastructure defense, vulnerability analysis, defense bypass, source code analysis, and exploit research with related software development skills in multiple programming languages.

Joff is a certified SANS instructor for SEC573: Automating Information Security with Python, has mentored SANS SEC503, and also taught mastering packet analysis for SANS.    Joff is also a co-host on the Security Weekly podcast, which features latest information security news, research, interviews, and technical information.

Joff holds a B.Sc. in Mathematics, an M.Sc. in Computer Science, and GIAC penetration testing certifications GPEN, GWAPT, and GXPN.