Jeff Holden
Cyber Security Architect at Optiv
South Carolina, United States
Summary
👤
Senior🎓
Top SchoolJeff Holden is a cyber security architect with over 20 years in IT and more than a decade focused on information security, currently designing enterprise security architecture at Optiv. He brings deep hands-on experience across compliance regimes (HIPAA, PCI-DSS, NIST 800-171/800-53, CIS) and a broad defensive toolkit including firewalls, CASBs, Splunk logging, MDM, and identity management. Jeff’s background spans leadership roles from founding the CCC Security Center to managing security at a major academic medical center, where he led identity, vulnerability, and real‑time protection programs. He regularly translates complex risk into executive-ready guidance and has presented at DerbyCon, DefCon Red Team Village, and Texas Cyber Summit. A practitioner of offensive techniques as well—contributing enhancements to TrustedSec’s hate_crack to improve hash analysis—he blends blue-team architecture with red-team insight to harden environments. Based in South Carolina, he pairs policy and program-level thinking with daily technical execution and automation.
10 years of coding experience
11 years of employment as a software developer
BS Computer Science, BS Computer Science at California State University-San BernardinoAS Math, AS Math at Crafton Hills
Github Skills (6)
cracking10
python10
hashcat10
subprocess10
security10
command-line-interface9
Programming languages (1)
Github contributions (5)
trustedsec/hate_crack
Apr 2018 - Aug 2019
A tool for automating cracking methodologies through Hashcat from the TrustedSec team.
Role in this project:
Security Engineer
Security EngineerContributions:27 commits, 5 PRs, 6 comments in 1 year 4 months
Contributions summary:Jeff primarily contributed to the `hate_crack` tool by adding and modifying functionality related to hash analysis using Pipal. This included integrating Pipal, modifying existing output handling, and implementing error checking to improve the tool's effectiveness. These changes enabled the analysis of cracked passwords from hashcat.
bugbountysecurityinfoseccybersecuritypentesting
discoking/Serpico
Apr 2018 - Jan 2023
Contributions:2 PRs, 2 pushes in 4 years 9 months
reportcollaborationcollaboration-tool
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