Mythos found the canary. Here’s what’s in the mine.

**Executive summary:** The piece argues that Anthropic Mythos' capability to chain together obscure vulnerabilities is a canary for wider AI-driven impacts across domains, highlighting how AI accelerates vulnerability discovery and code deployment, lowers the skill barrier for exploit development, and exposes gaps in patching governance and compliance; it urges organizations to rethink secure software delivery, review processes, and assumptions about who (or what) writes and reviews code.