[Dovecot] passdb pam and userdb passwd "Authentication failure" errors

Andreas Ntaflos daff at dword.org
Sat Dec 4 23:51:06 EET 2010

On Saturday 04 December 2010 21:45:34 Mark Alan wrote:
 >   QUESTION 2: the final email arrives with an email header that
>   includes:
> Received: from desk.example.com (unknown [])
>  (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits))
>  (No client certificate requested)
>  by mail.example.com (Postfix) with ESMTPSA id F24707FE6D
>  for <example at example.com>; Sat,  4 Dec 2010 18:16:00 +0000  (WET)
>   Does this mean that I have SSL/TLS properly configured? The "No
> client certificate requested" is supposed to be there?

Can't really help you with your first question, however this second 
question pertains to Postfix and not Dovecot. But yes, from the looks of 
this header it seems TLS is configured correctly, and yes, "no client 
certificate requested" should be here. Unless of course you think you 
have Postfix configured to require client certificate verification. I 
advise you to have a look at the Postfix TLS documentation at 


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