SSH Key Fingerprint Formatter
Parse an OpenSSH public key and show its SHA256/MD5 fingerprints.
OpenSSH public key
Fingerprint details
Paste an OpenSSH public key to see its fingerprints.
About the SSH Key Fingerprint Formatter
Paste an OpenSSH public key line to see its key type, bit length, SHA256 fingerprint (Base64, as shown by ssh-keygen -lf), and legacy MD5 colon-hex fingerprint, computed locally with Web Crypto and a pure-JS MD5 implementation.
Examples
ed25519 key
ssh-ed25519 AAAAC3Nza... user@hostOutput
SHA256:5UfSFEwzX... / MD5:aa:bb:cc:...Keyboard shortcuts
- Copy the main outputCtrl / ⌘ + Shift + C
- Download the resultCtrl / ⌘ + S
- Share this toolCtrl / ⌘ + Shift + S
- Reset the inputsAlt + R
- Open the tool search paletteCtrl / ⌘ + K
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Frequently asked questions
Version 1.0.0 · Updated 2026-08-11 · Runs entirely in your browser