Re: Rejected messages from the mailing list

From: Alessandro Vesely <vesely_at_tana.it>
Date: Mon, 02 Aug 2010 17:55:01 +0200

On 02/Aug/10 15:17, Zenon Panoussis wrote:
> Alessandro Vesely wrote:
>> The message I'm replying to, for example, has a failed signature. I
>> suspect the Content-Type field.
>
> Hmm, my headers for that same message (appended below) are much
> longer, contain three more signatures and also X-archive-position
> and X-Mailer headers that don't appear in the headers that you
> posted. Did you only post partial headers or is something stripping
> headers from your incoming mail?

Exactly, I only posted signed fields.

> On my system the signature validated OK. Then again, I am using
> zdkimfilter only to sign outgoing mail, not to validate incoming,
> because spamassassin is doing that anyway.

It looks like you use a different server for receiving mail than for
sending. (I see no other way to disable zdkimfilter verification, and
"Received" is not Courier's.)

The single header causing problems is Content-Type: The one you posted is
> Content-Type: text/plain; charset="us-ascii"; format=flowed
vs.
> Content-Type: text/plain; charset=us-ascii; format=flowed

Verification fails because of that.

I CC this to Courier's list, because field's comparison suggests
that's where the field has changed. Specifically, I suspect the
rfc2045_rewrite function.
Received on Mon Aug 02 2010 - 15:55:12 PST

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