MCPS – Cryptographic identity and message signing for MCP agents

Show HN: MCPS – Cryptographic identity and message signing for MCP agents

MCPS – Cryptographic identity and message signing for MCP agents is a business in show hn launch.

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We scanned 39 agent frameworks against the OWASP Agentic AI Top 10. 13 FAIL, 17 WARN, 9 PASS. Open Interpreter scored 80/100 risk. AutoGPT 65. Even LangChain flagged WARN for prompt injection vectors.MCP has no identity layer. No message signing. No tool integrity. 41% of MCP servers have zero authentication (TapAuth research). CVE-2025-6514 scored CVSS 9.6.MCPS adds a cryptographic security layer on top of MCP – like TLS for HTTP:- Agent Passports (ECDSA P-256 signed identity) - Message signing (every JSON-RPC call wrapped in signed envelope) - Tool integrity (signed definitions prevent poisoning) - Replay protection (nonce + timestamp window) - Trust levels L0-L4 (enforce minimum per serve

As a business in show hn launch, MCPS – Cryptographic identity and message signing for MCP agents is listed here with the public details available about it.

Directory data places it at the Show HN launch stage.

Website: mcp-secure.dev