16.3.40 list_trusted -------------------- -- Command: list_trusted List all public keys trusted by GRUB for validating signatures. The output is in GPG's v4 key fingerprint format (i.e., the output of 'gpg --fingerprint'). The least significant four bytes (last eight hexadecimal digits) can be used as an argument to 'distrust' (distrust). Using digital signatures, for more information about uses for these keys.