{"skill":{"id":"6dde6aca-96bb-4c3f-b5be-364f6bfa1bca","name":"Concord","author":"Sara & Andrea^2","description":"Consent-before-exchange layer for agent-to-agent data transfers: it negotiates what data may cross between two agents, redacts what must not leave in the clear, scores risk, and checks for re-identification — all in a single call.","source_type":"url","source_url":"https://raw.githubusercontent.com/andrea-cola/agent-to-agent-privacy/refs/heads/dev/concord/SKILL.md","content":null,"endpoints":"GET\t/health\tHealth check\r\nGET\t/agent.json\tAgent descriptor (capabilities, personas, categories)\r\nPOST /v1/negotiate Main — detect PII, decide SHARE/MASK/REJECT, return redacted payload + risk scores + attestation\r\nPOST /v1/rehydrate Restore masked tokens (sender only, returns 403 otherwise)\r\nGET\t/v1/attestation/{transfer_id} Retrieve HMAC-signed audit record\r\nPOST /v1/profile Register a new agent privacy profile\r\nGET\t/v1/profile/{agent_id} Retrieve a registered profile","tags":"privacy, redact, pii, security, risk","reachable":true,"created_at":"2026-07-06T23:12:57.289Z"}}