Medium impact
Show HN: cMCP, deny an AI agent's tool call and get a signed receipt
What happened
Show HN: cMCP is a new tool that allows developers to deny an AI agent's request to use a specific tool and receive a cryptographically signed receipt of that denial. This provides a verifiable audit trail showing when and why an AI's actions were blocked.
Why it matters
As AI agents gain autonomy to execute complex tasks, cryptographic accountability tools like this will be crucial for enterprise security, compliance, and proving that safety guardrails cannot be bypassed.
Is this a big deal?
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