whisper
by FastDrop
Keyless: verify agent identities & RDAP for a /128. With a key: register, govern & egress agents.
Keyless: verify agent identities & RDAP for a /128. With a key: register, govern & egress agents. Official MCP Registry: io.github.whisper-sec/whisper@0.132.0. Package/stdio server - no remote endpoint to probe.
Problem it solves
Discoverable MCP server listed in the official MCP Registry.
How it's different
Package server from the official registry (no remote probe).
Ingested from the official MCP Registry
FastDrop pulled this entry from the official MCP Registry as io.github.whisper-sec/whisper 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.
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Read directly from the endpoint on 11 Oct 2026. Not supplied by the maker.
whisper_signupStart or complete Whisper signup from an email address alone, and receive an API key that unlocks the provisioning and governance skills on this card. Send {"email":"..."} to start; a six-digit code a
whisper_verifyIs this IPv6 address or hostname a real Whisper agent, and whose? Grades the full keyless trust chain: the reverse DNS record, the forward AAAA confirming it back to the same address, and the DANE-EE
whisper_rdapThe public registration record for any address in Whisper's space, in RFC 9083 form: the handle, the agent's label, its country, and the entities behind it. The same document the RDAP service serves a
whisper_identifyIdentify an indicator (domain, IP, hash, …) against the graph. Answers without an API key. Example call: {"skill":"identify","input":"example.com"}
whisper_assessAssess the risk/policy posture of one or more indicators. Answers without an API key. Example call: {"skill":"assess","input":"example.com"}
whisper_walkWalk the graph from an indicator across its relationships. Answers without an API key. Example call: {"skill":"walk","input":"example.com"}
whisper_watchWatch an indicator for change/activity over time. Answers without an API key. Example call: {"skill":"watch","input":{"action":"list"}}
whisper_explainExplain a verdict - the evidence and reasoning behind it. Answers without an API key. Example call: {"skill":"explain","input":"example.com"}
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