Help with SSH and GPG subkey for authentication

[Chris Coutinho]

On Feb-23-19, Peter Lebbing wrote:
>On 23/02/2019 12:43, Chris Coutinho wrote:
>> I'm not exactly sure what the difference is between that and a fingerprint
>
>A key's fingerprint is something specific to OpenPGP. It includes
>OpenPGP-specific information and formats. As such, it is undefined for
>an OpenSSH key or a CMS (X.509) key; it simply doesn't exist.
>
>A keygrip is a short representation of an asymmetric keypair's actual
>public key material. For example, it is the same for an RSA key whether
>that key is used for an OpenPGP key, an OpenSSH key or a CMS key.
>gpg-agent works with keygrips because it provides services to all of
>OpenPGP, SSH and CMS. And it allows you to use the same material in
>multiple formats that way, such as with the Authentication subkey.
>
>HTH,
>
>Peter.
>
>-- 
>I use the GNU Privacy Guard (GnuPG) in combination with Enigmail.
>You can send me encrypted mail if you want some privacy.
>My key is available at <http://digitalbrains.com/2012/openpgp-key-peter>
>

Thanks for the succinct explanation Peter.
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