EXPERIENCE
Josh Deen was a mathematics educator for 14 years before making the transition to Information Security. His security experience before TrustedSec was in vendor risk management, vulnerability management, security operations, identity management, and cloud security. While working at TrustedSec, Josh has been involved in purple team engagements and Project Impede, as well as leading external and internal penetration tests.
EDUCATION & CERTIFICATIONS
- Bachelor of Arts, Economics, the University of Illinois at Urbana-Champaign
- Master of Arts, Mathematics Education, National Louis University
- CompTIA Security+
- GIAC Certified Penetration Tester (GPEN)
PASSION FOR SECURITY
Josh became interested in Information Security as a mathematics teacher. Josh realized that his unique ability to explain difficult concepts to varied audiences and his dedication to doing the right thing for the right reasons positioned him perfectly for a role in Information Security. Josh’s passion for security is displayed by his dedication to helping others understand the why behind doing the right thing, thus helping organizations increase their enterprise security buy-in and maturity. Josh also enjoys helping security practitioners flesh out their ideas into mature and actionable products.
Featured Blogs And Resources
Discover the blogs, analysis, webinars, and podcasts by this team member.
Engagement Guide: How to Prepare for Your Purple Team
TrustedSec's Purple Team engagements prepare clients for security assessments by identifying gaps in security coverage, logging, and tooling, with offerings…
Discord Livestream: Hunting Deserialization Vulnerabilities With Claude
Join us for an exclusive live Discord presentation and Q&A with Senior Security Consultant James Williams.
Women in CyberSecurity (WiCyS) NEO - Secure Your Data in the Age of AI
Join WiCyS NEO as they wrap up the year with a grand finale event at the TrustedSec HQ!
Helpful Hints for Writing (and Editing) Cybersecurity Reports
When it comes to reading (and editing) (and proofreading) technical documents, it's important to remember that the details are key, and can make all the…
Purple Team Defense Strategies
Join Senior Security Consultant Sarah Norris and Security Consultant Zach Bevilacqua for a deep dive into how to create action items for a robust defense…
CMMC Subcontractors and Service Providers
Defense contractors are preparing their systems for the start of the upcoming CMMC rollout but what they may not have considered is how their relationship with…
TrustedSec Names Former FBI Unit Chief Ryan Macfarlane as Incident Response Lead
Ryan Macfarlane, with over 20 years of cyber experience at the FBI, has been appointed Incident Response Practice Lead amid the rising wave of sophisticated…
Security Noise - Footprint Discovery for Red Teamers
On this episode of Security Noise, our team discusses footprinting and reconnaissance techniques for red teamers, including identifying a target's online…
ISC2 Cleveland Chapter Member Meeting - October 2025
ISC2 Cleveland Chapter October MeetupCome join us for our meetup! The ISC2 Cleveland Chapter is hosting an exciting in-person event for all cybersecurity…
Hack-cessibility: When DLL Hijacks Meet Windows Helpers
In preparation for a talk, Jason Lang (@curi0usJack) and I were doing at MCTTP about mining TTPs from VX-underground, we both ended up doing research based on…
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