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Re: Content-Type in DSAs



Hi Lupe,

* Lupe Christoph <lupe@lupe-christoph.de> wrote:
> Comparing the DSAs and reading how mutt recognizes a PGP signed message,
> I found that only some DSAs from Martin Schulze have a Content-Type as mutt
> wants it:
> 
>   Content-Type: application/pgp; format=text; x-action=sign

-> PGP/MIME

> Newer ones from him and all others have this:
> 
>   Content-Type: text/plain; charset=us-ascii

-> old, deprecated format

> Mutt *can* varify these, but only when told with (default) ESC P. And
> this does not change the message, mutt will loose the info when it
> leaves the mailbox.

right. mutt doesn't change the mail but just verifies the message.

> I'm wondering if there is a *technical* reason for not using
> application/pgp in DSAs. If there isn't, I would like to ask the
> security group to use that in order to make MUAs like mutt verify their
> signatures automatically.

There is a reason: Broken MUAs which still do not support PGP/MIME.

> Yes, I know about the procmail hack. And I will set it up now. But for
> the sake of people like me before I started to investigate this, I still
> wanted to ask this question.

This is a workaround, not a solution. The solution would be either to
fix broken MUAs or to not use such broken MUAs.

- Alexander

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