Can We Actually Prove an AI Agent Will Stay Within Its Permissions?
I've been reading a lot of pieces this year about how AI agents get authorized: which protocol issues the token, which framework signs the card, and which policy engine checks the scope. Almost none of them ask the question that actually matters once an agent is running in production. If you write a policy that says an agent can read customer records but never delete them, how do you actually know that's true? Testing tells you the policy holds for every case someone thought to write a test for. It says nothing about the cases nobody thought of. That gap is exactly what formal verification is built to close, and over the past few months it has quietly moved out of academic papers and into tools people are shipping right now.
Testing Only Tells You What You Checked
Most agent authorization today gets validated the way most software gets validated:...
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