Re: Bug? Problems with sending signed messages to mailing lists

Sam Varshavchik <[email protected]> Fri, 02 Oct 2020 07:21:26 -0400
Newsgroups gmane.mail.cone
Message-ID <[email protected]>
Linux-Fan writes:

> I have tried to debug the problem a little and it seems to be related to the
> handling of whitespace in the e-mails: Throughout transmission, the e-mails
> are re-encoded (?) from "Content-Transfer-Encoding: 7bit" (sent) to
> "Content-Transfer-Encoding: quoted-printable". The trailing spaces added by

Whatever is doing that is unaware of signed mail, that's the real problem.

> Now I wonder: Many other people are successfully sending signed messages
> through the mailing lists. Is there any possibility of changing something in
> Cone such that its messages are less prone to being altered in a way that
> makes signature checks fail (i.e. without hampering security, of course)?
> Have I overlooked some relevant configuration option or maybe need to adjust
> some GPG settings?

No, you haven't overlooked anything. Cone already uses quoted-printable when  
the message contains 8-bit characters.

There is no valid reason whatsoever to reencode 7-bit only mail content. I  
cannot find any documentation that specifies any restrictions on signed  
mail, other than to avoid 8-bit content. I cannot assume that the issue is  
the trailing spaces, that's merely a guess, so after burning time to fiddle  
with that, or the other, the likely result is that it makes no difference  
whatsoever. Who knows what's the real bug with whatever is transcoding mail  
into quoted-printable, for no valid reason whatsoever.

Trying to work around someone else's bugs is a major waste of time. The  
correct solution is for someone else to fix the bug.



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