Re: pgpmime & sign: gnus requests wrong address

[Simon Josefsson <jas@extundo.com>]

Daniel Hofmann <usenet@shadowprint.de> writes:

> Simon Josefsson <jas@extundo.com> writes:
>
>> Daniel Hofmann <usenet@shadowprint.de> writes:
>>
>>> Hi,
>>>
>>> when I am trying to use a pgp/mime signature (secure method=pgpmime
>>> mode=sign), gnus asks for the wrong passphrase: for the systemuser I
>>> am logged in as, not the one according to the From: - field.
>>
>> Set `pgg-default-user-id' to your real user id.  By default, it uses
>> whatever the OpenPGP implementation thinks is best, which may be
>> incorrect.  Another solution is to specify a default key in the
>> OpenPGP implementation.
>>
>>> Using plain pgp (secure method=pgp mode=sign) works fine. 
>>
>> This was a bug, will be fixed in the next release.
>>
>> The problem is that using From: as a source of key id is not reliable,
>> some people do not have a key id matching the From: address they use,
>> and this would force them to specify a MML sender= tag.  Instead, Gnus
>> will in the future not assume anything about the key ID unless
>> specified by the user.
>>
>> Suggestions on this are welcome, it still isn't very mature.
>
> As I am handling several email - identities I found the bug with plain
> pgp was actually a feature. But I understand the trouble with it. Is
> there a way to handle different pgp user id's with
> gnus-posting-styles?

Have it insert a MML sender= tag corresponding to the user id you use?

Or bind a buffer local pgg-default-user-id to the right pgp user id?