OpenAIs GPT5.5 is as Good as Mythos at Finding Security Vulnerabilities

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News Source : Schneier.com

News Summary

  • OpenAI’s GPT-5.5 is as Good as Mythos at Finding Security Vulnerabilities at finding security vulnerabilities, according to the UK's AI Security Institute.
  • The number of humans “reasoning out” new classes of attack and thus allowing new instances to be created/found is very much dependent on their “journey man” experience of “learning the trade” or more correctly ‘learning to think hinky’
The UKs AI Security Institute evaluated GPT5.5s ability to find security vulnerabilities, and found that it is comparable to Claude Mythos. Note that the OpenAI model is generally available.Here [+258 chars]

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