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SSH Known Hosts Auditor

Inspect key wire framing, SHA-256 fingerprints, exact duplicates and same-type conflicts without contacting hosts.

ssh-known-hosts-auditorLOCAL WORKSPACE

Enabling local controls…

Local memory only: no upload, storage, host connection or credential operation. The report describes limited structural checks and risk hints.

32 KiB / 1000 lines. Ed25519/RSA/DSA/NIST-ECDSA framing only; unknown key fields remain unassessed. Mathematical key validity and host identity are not verified. Exact pattern text only; different key types are normal. ssh-rsa key format does not prove SHA-1 signature use.

Source reviewed 2026-10-19: ToolHub source · OpenSSH known_hosts format

Edit input and inspect. Changes clear old results and cancel pending work.

How to use this tool

Edit the bounded input, inspect locally, then explicitly copy or download the complete report. Changes cancel and clear old results.

When not to use it

32 KiB / 1000 lines. Ed25519/RSA/DSA/NIST-ECDSA framing only; unknown key fields remain unassessed. Mathematical key validity and host identity are not verified. Exact pattern text only; different key types are normal. ssh-rsa key format does not prove SHA-1 signature use.