{"issuer":"Xupra KYA Registry","purpose":"Hosted Know Your Agent credentials for agent-to-agent transaction verification.","certificateLookup":"/api/kya-registry/v1/certificates/{certificateId}","mcpServerUrl":"/api/kya-registry/v1/mcp","blockchain":{"proofField":"verification.blockchainProof","anchorMode":"certificate_hash_transaction","hashAlgorithm":"sha256","privateDataPolicy":"hashes_only_no_customer_evidence_on_chain"},"handshakeTools":["kya_prepare_handshake","kya_verify_handshake","kya_evaluate_policy"],"handshakeVersion":"xupra-kya-handshake-v1","publishedPolicies":[{"transactionType":"directory_lookup","minimumKyaLevel":"KYA-L1","maximumRiskClass":"MCP-R3","handshakePreference":"offline_ok","fallbackMode":"allow_offline_lookup"},{"transactionType":"agent_message","minimumKyaLevel":"KYA-L1","maximumRiskClass":"MCP-R2","handshakePreference":"live_preferred","fallbackMode":"allow_offline_lookup"},{"transactionType":"tool_invocation","minimumKyaLevel":"KYA-L2","maximumRiskClass":"MCP-R2","handshakePreference":"live_preferred","fallbackMode":"deny_when_offline"},{"transactionType":"data_access","minimumKyaLevel":"KYA-L2","maximumRiskClass":"MCP-R1","handshakePreference":"live_preferred","fallbackMode":"deny_when_offline"},{"transactionType":"payment_instruction","minimumKyaLevel":"KYA-L2","maximumRiskClass":"MCP-R1","handshakePreference":"live_required","fallbackMode":"deny_when_offline"},{"transactionType":"wallet_signing","minimumKyaLevel":"KYA-L3","maximumRiskClass":"MCP-R0","handshakePreference":"live_required","fallbackMode":"deny_when_offline"}],"registryUrl":"/kya-registry/registry","registryApiUrl":"/api/kya-registry/v1/registry","publicKey":{"keyId":"arn:aws:kms:ap-northeast-1:355825201962:key/6906a1d9-65d9-480b-a553-33b4a081539f","keyUsage":"SIGN_VERIFY","signingAlgorithms":["RSASSA_PKCS1_V1_5_SHA_256","RSASSA_PKCS1_V1_5_SHA_384","RSASSA_PKCS1_V1_5_SHA_512","RSASSA_PSS_SHA_256","RSASSA_PSS_SHA_384","RSASSA_PSS_SHA_512"],"pem":"-----BEGIN PUBLIC KEY-----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\nfFuoj3mCtEfQkuT3Qma/tlyU2yiDE861yy27MalerI0ZAgMBAAE=\n-----END PUBLIC KEY-----"}}