Jeff Williams
Co-founder and Chief Technology Officer of Contrast Security and former OWASP leader, shaping the discussion on application security engineering through research and community leadership.
Last updated 13 Nov 2026 · Named in 5 answers across 2 engines
Bing AI Mode starts a separate baseline. Copilot remains a separate public engine and keeps its history; changes across the switch are not like-for-like growth.
How AI engines see them
All three engines recognize Jeff Williams as a co-founder of OWASP and of Contrast Security, where he serves as CTO. They agree he helped create the OWASP Top Ten and other AppSec standards. Google AI Mode adds that he co-founded Aspect Security and served as its CEO from 2002 to 2014, and lists the XSS Prevention Cheat Sheet. Gemini adds that he chaired the OWASP Foundation for eight years and drove RASP and IAST adoption. No engine failed to name him. The most cited domain is contrastsecurity.com, followed by rsaconference.com.
- ChatGPTNot named
Jeff Williams is co-founder and CTO of Contrast Security and a co-founder of OWASP.
Known for- Co-founding OWASP
- Creating the OWASP Top Ten
- Runtime application security and ADR
- GeminiNot named
Jeff Williams is a founder and CTO of Contrast Security and a co-founder of the OWASP Foundation.
Known for- Co-founding the OWASP Foundation
- Creating the OWASP Top Ten
- Runtime application self-protection and IAST
- Google AI ModeNot named
Jeff Williams is a co-founder and CTO of Contrast Security and a founder of OWASP.
Known for- Founding OWASP and its standards
- Creating the OWASP Top Ten
- Co-founding Aspect Security
- PerplexityNot named
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- Bing AI ModeNot named
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- CopilotNot named
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Top Segments
- #35Application security engineeringof 60Named in 3 answers
- #36Vulnerability Managementof 61Named in 1 answers
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