Merge pull request #522 from meonkeys/keysigning-caveat

document keysigning issue with offline certify key
This commit is contained in:
drduh 2025-10-17 17:00:41 -07:00 committed by GitHub
commit e8bc59e690
No known key found for this signature in database
GPG key ID: B5690EEEBB952194

View file

@ -2231,6 +2231,8 @@ Now connect networking.
1. To use YubiKey on multiple computers, import the corresponding public keys, then confirm YubiKey is visible with `gpg --card-status`. Trust the imported public keys ultimately with `trust` and `5`, then `gpg --list-secret-keys` will show the correct and trusted key.
1. When your Certify key is offline, *caveat emptor*: If you wish to [participate in keysigning parties](https://www.gnupg.org/gph/en/manual/x334.html), you'll find [signing others' imported public keys](https://gist.github.com/F21/b0e8c62c49dfab267ff1d0c6af39ab84) requires first setting up a secure enclave such as the ephemeral environment described above and importing your Certify key into that enclave. [A signing subkey cannot be used to sign others' imported public keys](https://security.stackexchange.com/questions/153057/possible-to-sign-an-imported-key-with-a-subkey-using-gpg).
# Troubleshooting
- Use `man gpg` to understand GnuPG options and command-line flags.