← Back to PeopleExecutiveMatt KnightHead of Security at OpenAI@embeddedsecMatt Knight is Head of Security at OpenAI.1Mentions1Articles1OutletsCompanies CoveredCarnegie Mellon University1Harvard University1MIT1Thinking Machines Labs1ArticlesMost recent firstMentioned InReferenced in coverageTop OpenAI catastrophic risk official steps down abruptlyObsoletenegativeAug 17, 2026“OpenAI security head who remained in role on safety committees after other original safety committee members departed.”