[Asked on a private Matrix discussion](https://matrix.to/#/!hKzyjHswDTFlUfFYSE:matrix.org/$Xh9Eo5bU37FgTAbsxZ8nGwueSTgGeB6u2OnUWsBnCfI).
Related to [Benjamin_Loison/ssh_allowed_signers](https://codeberg.org/Benjamin_Loison/ssh_allowed_signers).
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Asked on a private Matrix discussion.
Related to Benjamin_Loison/ssh_allowed_signers.
Related to Benjamin_Loison/gpg/issues/21.
https://www.digitalocean.com/community/tutorials/how-to-use-gpg-to-encrypt-and-sign-messages#sign-their-key