Matthew Galligan
Security Engineer at Corridor
United States
Summary
👤
Senior🎓
Top SchoolMatthew Galligan is a security engineer with 11 years of experience specializing in offensive security, vulnerability research, and adversary emulation across large-scale production environments. He has led high-impact programs at CISA, routinely pen-testing 100,000+ services and building payload delivery and reporting infrastructure for long-term APT-style engagements, and has applied that expertise at Amazon and Corridor. His background at NIWC and Lockheed Martin blends software leadership, DevSecOps, and secure systems engineering—delivering node configuration management for mixed-connectivity networks and automated analysis tools for large attacker datasets. Known for “breaking things” thoughtfully, he pairs creative offensive techniques with practical detection-evasion knowledge and a track record of building tooling that scales to mission-level operations.
10 years of coding experience
24 years of employment as a software developer
Bachelor of Science (BS), Computer Science, Bachelor of Science (BS), Computer Science at University of Illinois Springfield
Github Skills (166)
security10
vulnerability-detection10
scanner10
fingerprint10
static-analysis10
infosec10
dotnet10
vulnerability-assessment10
yaml10
vulnerabilities10
vulnerability10
dsl10
security-scanner10
source-code-analysis10
mongoose9
Programming languages (13)
Github contributions (5)
S4lt5/nuclei-templates
Feb 2023 - Apr 2024
Community curated list of templates for the nuclei engine to find security vulnerabilities.
Contributions:2 PRs, 42 pushes, 9 branches in 1 year 2 months
Yablargo/Pyctionary
Jun 2015 - Oct 2022
Contributions:7 pushes, 1 branch in 7 years 5 months
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