Jim Clausing
Principal Instructor at AT&T
Pickerington, Ohio, United States
Summary
👤
Senior🎓
Top SchoolJim Clausing is a cybersecurity educator and practitioner with over 40 years in the industry and more than a decade focused on hands-on incident response, malware reverse engineering, packet analysis, and network forensics. As a long-serving SANS Principal Instructor and Internet Storm Center handler, he teaches advanced FOR610 courses and mentors practitioners on intrusion detection and firewall management. He also serves on the GIAC Board of Directors and consults for AT&T on malware analysis, forensics, and botnet tracking, combining academic rigor with operational threat hunting. Jim’s background includes university-level teaching and a strong research foundation as a Ph.D. candidate in computer science, which informs his methodical approach to dissecting complex attacks. Colleagues value his rare blend of deep technical chops, decades-long institutional knowledge, and a knack for translating low-level network evidence into actionable defensive strategies.
11 years of coding experience
4 years of employment as a software developer
BS, Math and Computer Science, BS, Math and Computer Science at Muskingum UniversityMiamisburg High SchoolPh.D. candidate, Computer Science, Ph.D. candidate, Computer Science at The Ohio State University
Github Skills (46)
esxi10
collector10
sift10
honeypot10
solaris10
netscaler10
freebsd9
computer-forensics9
openbsd9
security9
linux9
deception9
aix9
netbsd9
telnet9
Programming languages (4)
Github contributions (5)
att/docker-forensics
Nov 2016 - Jun 2021
Tools to assist in forensicating docker
Contributions:18 commits, 22 pushes, 1 branch in 4 years 7 months
docker
clausing/chainsaw-docker
Jan 2024 - Feb 2026
Contributions:11 releases, 23 pushes, 1 branch in 2 years 1 month
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