MCP security checks — WARDEN and HISTOR

Ingested from the official MCP Registry

FastDrop pulled this entry from the official MCP Registry as dev.modelmarket/mcp-security and probed the endpoint. The maker did not submit it, so the outbound link is not endorsed and the description is not theirs.

If this is your server, claim the listing to edit it and take ownership. The registry index lists everything else still awaiting a probe.

Tools this endpoint exposes

Read directly from the endpoint on 20 Oct 2026. Not supplied by the maker.

• warden_scan

  Scan an MCP server's tools/list with WARDEN, the open-source MCP firewall: static rules and a threat list over every name, description, schema and annotation. Returns allow or block and each finding w

• histor_check

  Look up an MCP server in HISTOR, a public append-only log of MCP tool sets: when its tool set was first pinned, how often it changed, and what the pattern scan found. HISTOR answers from its own obser

• tool_list_cost

  How many tokens an MCP server's tool list adds to every model request, what that costs per 1,000 requests, the heaviest tools, and where it sits among 18,204 packages and 16,170 remote servers. Send a

• x402_check

  Check a signed x402 USDC payment before submitting it: recovers the EIP-712 signer, runs USDC's own checks and the seller's terms, and when the signature fails names the domain it was really made for

Is this tool yours?

Claim this listing and we’ll verify ownership before handing it over.