Microsoft's solution to AI security: more AI and more acronyms
MDASH stuffed with MAI-Cyber-1-Flash and a side of GPT-5.4
AI agents can break through security, but they are also the solution to defending against an increasingly dangerous ecosystem of threats. On Monday, Microsoft announced a new security model that it says helped outperform several rival AI systems on a vulnerability benchmark while cutting costs by about half.
Unsurprisingly, at Redmond’s security event on Monday, execs touted the tech giant’s AI security prowess and introduced a new agentic security system called Project Perception, and also unveiled its first security-specialized model, MAI-Cyber-1-Flash, designed for software vulnerability analysis.
Microsoft packed MAI-Cyber-1-Flash, based on Microsoft AI (MAI)’s internally developed MAI-Thinking-1 reasoning model, inside its MDASH bug-hunting harness. Its execs claim the duo - with a GPT-5.4 boost - outperforms Anthropic’s bug-hunting machine Mythos and OpenAI’s powerful standalone models, and costs about half the price of other leading commercial models.
CyberGym’s benchmarking foundthat...
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