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…
Perspectives on AI in the Cybersecurity Industry in 2026
Join us for this exclusive webinar where our experts will decode the complex relationship between artificial intelligence and cybersecurity in 2026. What will…
Adventures in Primary Group Behavior, Reporting, and Exploitation
If you’ve administered Active Directory (AD) for any significant time, chances are you’ve come across the primaryGroupID attribute. Originally developed as a…
News 5 Cleveland - Social Security numbers may have been exposed in data breach connected to local car dealership
A Massillon car dealership reports that an unauthorized actor accessed its network, potentially exposing customer names and Social Security numbers. Advisory…
Colonel Clustered: Finding Outliers in Burp Intruder
TL;DR, gimme the goods: https://github.com/hoodoer/ColonelClusteredExtension has been submitted to the Bapp store, awaiting approval.This is a Burp Suite…
Discord Livestream - Crash Course: Building an Analysis Strategy
In this livestream, we will cover the components of an incident response attack plan from a high level —including scoping, building an analysis strategy,…
WWL First News with Tommy Tucker - What to know about the big Verizon outage on Wednesday
A widespread Verizon outage left many without service, sparking conversation about digital dependence. Advisory Solutions Director Alex Hamerstone joins WWL…
CMMC Scope – Understanding the Sprawl
The CMMC program contains complex, and potentially confusing, scope requirements. Contractors that are preparing for a CMMC assessment will need to pay close…
Tips for Incident Response Planning: Prepare Before Crisis Strikes
During our next webinar, our Incident Response experts will cover what organizations should do to prepare so they can respond quickly and be on the way to…
Updating the Sysmon Community Guide: Lessons Learned from the Front Lines
Over the past few weeks I’ve been spending a significant amount of time updating the Sysmon Community Guide. This wasn’t driven by theory, trends, or what…
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