NYSE President Tells Congress Exchange Used Anthropic AI to Patch Cybersecurity Flaws

TLDR

• NYSE President Lynn Martin told Congress the exchange used Anthropic’s Project Glasswing to find cybersecurity vulnerabilities
• Project Glasswing gives vetted partners early access to Anthropic’s Mythos AI model for defensive security testing
• NYSE found multiple vulnerabilities and resolved them quickly, Martin said
• Martin made the disclosure while answering questions from Rep. Bill Huizenga about coordinated cyberattack preparedness
• NYSE did not reveal what the vulnerabilities were or when they were fixed

The New York Stock Exchange has used an AI model from Anthropic to find and fix cybersecurity flaws in its systems.

NYSE USED ANTHROPIC’S MYTHOS TO FIND CYBER FLAWS

NYSE President Lynn Martin says the exchange used Anthropic’s Project Glasswing to identify multiple vulnerabilities in its cybersecurity systems and fix them quickly.

Project Glasswing gives vetted partners early access to… pic.twitter.com/6aTnhSymso

- Wall St Engine (@wallstengine) September 2, 2026

NYSE President Lynn Martin told the House Financial Services Committee on Wednesday that the exchange took part in Anthropic’s Project Glasswing as an early partner.

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