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Given a base64 public SSH key, output fingerprint
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| #!/usr/bin/env bash | |
| echo $1 | base64 -d | md5sum | sed 's/../&:/g;s/: .*$//;s/.*/MD5:&/' | |
| echo $1 | base64 -d | sha256sum | xxd -r -p | base64 | sed 's/=*$//;s/.*/SHA256:&/' |
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If you only have a private key, you can create the public key with:
ssh-keygen -y -f <private_key>The SSHFP can also be seen with:
ssh-keygen -lf <public_key>