"OpenTimestamps - Bitcoin-based timestamping protocol" matching MCP connectors:

Deterministic AI liability attribution with Bitcoin-anchored proof certificates.

Deterministic AI-liability attribution: signed, Bitcoin-anchored vendor/deployer/user fault split.

Fail-closed action authorization, MCP risk scanning, x402 checks, and signed receipts.

Verify a persona's DID-signed identity and query value-based judgment — advisory only, no actions.

Free browser-based calculators and analyzers for cloud cost, DevOps, security, and data governance.

AI agent identity and reputation protocol on ICP. Register agents, verify reputation, push metrics, and manage credentials.

Scans remote MCP servers for protocol, security, and TLS issues; exposes scan tools via MCP.

Qualified eIDAS RFC 3161 timestamping for AI workflow provenance. SIGNIUS/IDnow backbone.

Keycloak identity management expert with semantic search, protocol guides, and config analysis

PostgreSQL, MySQL, OpenAPI/Swagger, and shared Agent Memory with scoped access.

Zero-value tracer token system that tracks AI agent activity across the internet. Agents earn tokens by submitting threat intelligence traces, with free trust verification (verify_trust) and paid threat intelligence feeds. 8 tools: submit_trace, check_token_balance, mutate_token, get_trace_schema, verify_trust (free) + threat_intelligence_feed, bulk_verify_trust, query_trace_analytics (paid).

Protects AI coding agents from installing malicious open source packages. Every npm and PyPI package is checked against SafeDep’s real-time threat intelligence before installation.

Verify x402 endpoints before payment or publish service profiles for agent discovery.

The WAF for agents. Pattern-based + heuristic firewall scans prompts, RAG documents, tool argume...

KYC, KYB, AML, wallet screening, transaction monitoring, and fraud workflows for AI agents.

Privacy Protocol directory, guides, diagnostics, formation intake. 23 tools, 7 resources, 6 prompts.

Bitcoin-anchored, tamper-evident audit log for AI agents — record, disclose and verify actions.

A Remote MCP Server that checks every email before your agent acts on it. Connect via MCP protocol, pay per use with Skyfire.

Trust-scored search engine for MCP servers. 1,900+ sources indexed. IETF draft published. Referenced by OWASP MCP Security Cheat Sheet. L0-L4 trust levels based on cryptographic verification.