Anthropic started Project Glasswing with the mission of securing the world’s most critical software. Since joining the project in July of 2026, Horizon3 has used Anthropic’s Mythos model in its vulnerability research pipelines to discover many critical vulnerabilities. Horizon3’s participation in the project came with our own internal mission to find vulnerabilities likely to be found and… Source
Horizon3’s Tales from the Trenches: Anthropic’s Mythos and Rejetto HFS
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