Re: Signing emails with mu4e (was Re: Hello, new committer here!)

[Pierre Langlois <pierre.langlois@gmx.com>]

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Amin Bandali writes:

> Pierre Neidhardt writes:
>
>> This is what I do to sign all my messages:
>>
>> (add-hook 'message-setup-hook 'mml-secure-sign-pgpmime)
>>
> [...]
>
> A word of caution: at least with Gnus, doing something like this might
> "downgrade" the security of a message, by changing it to only sign the
> message you're composing when normally it would have been both signed
> and encrypted.  It typically happens when replying to an encrypted
> message.
>
> For that reason, I set the message to be signed only when it's not being
> signed+encrypted:
>
>     (add-hook 'gnus-message-setup-hook
>               (lambda ()
>                 (unless (mml-secure-is-encrypted-p)
>                   (mml-secure-message-sign))))
>
> For non-Gnus users, I'd imagine replacing `gnus-message-setup-hook' with
> `message-setup-hook' would work.

That looks pretty useful, thanks for the tips! For some reasons I still
have to set `mml-secure-openpgp-signers' for emacs to find the key when
I press send (C-c C-c). I'm not sure what's going on, oh well, it works
anyway :-).

Thanks,
Pierre

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