John Irwin

John Irwin is a senior security engineer focused on AI at NVIDIA. Prior to focusing on AI, he identified vulnerabilities and mitigations in many NVIDIA products, mostly focused on cloud and high-performance compute solutions. He has also competed in and occasionally run CTFs for over a decade. Before NVIDIA, he worked in Microsoft’s AI & Research org and as a consultant helping secure many different types of products. He holds a B.Sc. in Informatics from the University of Washington’s iSchool and an AS in computer science and engineering.
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Posts by John Irwin

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Trustworthy AI / Cybersecurity Oct 02, 2025

Practical LLM Security Advice from the NVIDIA AI Red Team

Over the last several years, the NVIDIA AI Red Team (AIRT) has evaluated numerous and diverse AI-enabled systems for potential vulnerabilities and security... 8 MIN READ
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Trustworthy AI / Cybersecurity Jul 11, 2024

Defending AI Model Files from Unauthorized Access with Canaries

As AI models grow in capability and cost of creation, and hold more sensitive or proprietary data, securing them at rest is increasingly important.... 6 MIN READ
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Trustworthy AI / Cybersecurity Oct 19, 2023

NVIDIA AI Red Team: Machine Learning Security Training

At Black Hat USA 2023, NVIDIA hosted a two-day training session that provided security professionals with a realistic environment and methodology to explore the... 4 MIN READ