Stuart Larsen
Founder at DMARC Defender
Ann Arbor, Michigan, United States
Summary
👤
Senior🎓
Top SchoolStuart Larsen is a security-focused founder and software engineer with over a decade of professional experience and two decades of programming practice, currently leading Csper and the DMARC Defender startup from Ann Arbor. He builds pragmatic, scalable security products—ingesting billions of CSP reports and delivering enterprise features at startup prices—while hands-on with Go, Kubernetes and Angular. Previously he drove cloud and application security at MongoDB (including vulnerability programs, internal CTFs, and pragmatic risk reduction), and has deep experience in building internal tools, CI improvements, and operational security processes. Stuart is an active CTF player and educator (Sloppy Joe Pirates), publishes technical writeups and blog posts, and maintains a GitHub focused on programming, physics, and security. Colleagues know him for turning complex security problems into actionable, low-friction solutions and for mentoring engineers to find creative bugs and fixes.
13 years of coding experience
7 years of employment as a software developer
Bachelor's degree Electrical and Electronics Engineering, Bachelor's degree Electrical and Electronics Engineering at Michigan Technological UniversityMaster of Science - MS (INCOMPLETE) Physics, Master of Science - MS (INCOMPLETE) Physics at New York University
English
Stackoverflow
21reputation
9kreached
3answers
0questions
Github Skills (60)
content-security-policy10
penetration-testing10
burp10
mongodb-database10
security10
security-policy10
web-security10
mongodb10
database10
aggregator9
analyzer9
nosql9
application-security9
hacking9
methodology9
Programming languages (7)
Github contributions (5)
c0nrad/blog
May 2020 - Jan 2025
Contributions:3 pushes, 1 branch in 4 years 8 months
c0nrad/caspr
Jul 2014 - May 2020
Content-Security-Policy report aggregator/analyzer
Contributions:118 commits, 5 pushes, 2 branches in 5 years 11 months
policysecurity-policysecuritycontent-security-policyreport
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