Michael Cyr
Security Engineer at Amazon
Greater Seattle Area United States
Summary
👤
Senior🎓
Top SchoolMichael Cyr is a Security Engineer with eight years of experience specializing in threat intelligence, hunting, and web/email protection, most recently contributing to Microsoft Threat Protection and joining Amazon's security team. He led and mentored cross-functional analyst teams, developed behavioral detection frameworks and passive detections, and correlated millions of telemetry datapoints to surface novel attacker patterns and improve product protections. Michael built an agentic GPT-4o-based grader to autonomously evaluate Safe Links in Teams, speeding review sixfold while improving verdict consistency—demonstrating both research depth and practical automation skills. He has driven takedowns and coordinated with legal teams on high-impact campaigns, published actionable threat analytics for customers, and routinely translated research into scalable detection rules. Based in the Greater Seattle Area, he combines hands-on threat hunting with applied ML/agent tooling to proactively disrupt adversaries at scale.
8 years of coding experience
Bachelor of Science (BS) Information Technology and Administrative Management Specialization in Cybersecurity, Bachelor of Science (BS) Information Technology and Administrative Management Specialization in Cybersecurity at Central Washington University
Japanese
Github Skills (2)
cybersecurity10
microsoft-365-defender9
Programming languages (1)
Github contributions (4)
mcyr5/Microsoft-365-Defender-Hunting-Queries
Aug 2021 - Nov 2021
Sample queries for Advanced hunting in Microsoft 365 Defender
Contributions:6 pushes in 2 months
defendermicrosoft-365microsoftquerieshunting
microsoft/Microsoft-365-Defender-Hunting-Queries
Aug 2021 - Nov 2021
Sample queries for Advanced hunting in Microsoft 365 Defender
Contributions:6 commits, 2 PRs in 2 months
microsoft-365-defenderhuntingcybersecurity
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