Microsoft Debuts MDASH Cybersecurity System
Firstpost
Friday, May 15, 2026
- •Microsoft launched MDASH, a cybersecurity system using 100 AI agents for vulnerability detection.
- •The platform identified 16 previously unknown Windows security flaws during internal testing.
- •MDASH outperformed Anthropic’s Mythos and OpenAI’s GPT-5.5 on major industry security benchmarks.
Microsoft has introduced MDASH, a cybersecurity platform utilizing over 100 autonomous AI agents (systems that independently perform tasks to reach goals) to detect software vulnerabilities. The company claims the system successfully identified 16 previously unknown flaws within the Windows operating system. In standardized industry testing, MDASH outperformed competitors, specifically surpassing the performance of Anthropic’s Mythos model and OpenAI’s GPT-5.5 on a key security benchmark.