Profile
Tim is a Principal Consultant and Founder at Red Siege, an information security company focused on adversary emulation and penetration testing. He also serves as the MSISE Program Director, Course Author, and Principal Instructor at the SANS Institute.
Expertise
- Penetration Testing
- Red Teaming
- Adversary Emulation
Qualifications
Achievements & Contributions
- Speaker at information security conferences such as BSides, Wild West Hacking Fest, DerbyCon, and ShmooCon
- Creator of Kerberoasting, a technique to extract Kerberos tickets in order to offline attack the password of enterprise service accounts
- Former Senior Security Consultant at FishNet Security (now Optiv)
- Former Senior Technical Analyst at AgStar Financial Services (now Compeer) and Counter Hack
- Former Network Engineer at LeTourneau University
- Former Software Engineer at Tegron
Certifications & Credentials
- MBA – University of Texas, Tyler
- BS, Electrical Engineering – LeTourneau University
- GWAPT, GPEN, GMOB, GCED, GCIH – GIAC
Portal Publications
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