Tillson Galloway
Founder at GitHound
Atlanta, Georgia, United States
Summary
🤩
Rockstar🎓
Top SchoolTillson Galloway is a founder, researcher, and builder specializing in cyber threat intelligence with 12 years of hands-on experience blending academic rigor and practical tooling. As a Georgia Tech PhD candidate and long-time research assistant, his work exposes ecosystem-wide threats and produces scientifically grounded defenses, including a S&P 2024 paper on attacking DNS reputation systems. He founded GitHound, an agentic GitHub recon platform and popular open-source tool (1.3–1.4K+ stars) for discovering leaked secrets, and holds two Microsoft CVEs derived from his bug bounty work. Tillson has driven security engineering and ML-driven detection projects at Corelight and New Relic, and builds pragmatic systems that reduce false positives and automate secret discovery at scale. Based in Atlanta, he pairs deep research chops with entrepreneurial grit, often surfacing high-impact operational improvements that aren’t obvious from papers alone.
12 years of coding experience
2 years of employment as a software developer
Doctor of Philosophy - PhD, Electrical and Computer Engineering, Doctor of Philosophy - PhD, Electrical and Computer Engineering at Georgia Institute of Technology
English
Stackoverflow
530reputation
11kreached
12answers
12questions
Github Skills (18)
python10
security-txt10
secrets10
security10
argparse10
security-scan10
json9
github9
git8
spritekit6
swift6
uikit6
uitabbar6
amazon-web-services6
authentication6
Programming languages (11)
Github contributions (5)
tillson/git-hound
Jul 2019 - Dec 2022
Reconnaissance tool for GitHub code search. Scans for exposed API keys across all of GitHub, not just known repos and orgs.
Role in this project:
Backend Developer
Backend DeveloperContributions:16 releases, 130 commits, 24 PRs in 3 years 6 months
Contributions summary:Tillson's commits primarily focus on modifications to the core Python script, `git-hound.py`. They've made changes to the argument parser, added an output type option, and refactored the JSON output functionality. Additionally, the user has made a significant update to the API key check, optimizing this critical security feature of the reconnaissance tool. These changes indicate a strong involvement in maintaining and enhancing the core functionality of the tool.
secrets-detectionscoringbugbountyapi-keysrecon
tillson/avl-test-visualizer
Mar 2019 - May 2020
Contributions:10 commits, 9 pushes, 1 branch in 1 year 2 months
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