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 (46)
content-security-policy10
penetration-testing10
security10
web-security10
mongodb10
database10
nosql9
webservice9
mongodb-database9
hacking9
owasp9
fog9
pentesting9
xss8
application-security8
Programming languages (7)
Github contributions (5)
c0nrad/c0nrad.github.io
May 2020 - Mar 2026
Contributions:105 pushes in 5 years 10 months
c0nrad/oshe
Jan 2014 - Nov 2014
Contributions:9 commits in 10 months
enterprise-websiteopen-source-hardwarehardwareenterprise
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