Postfix and Dovecot SASL: log NTLM username

Aki Tuomi aki.tuomi at
Tue May 23 08:54:27 EEST 2017

The problem is that the SASL message contains NTLM(v2) message, so it
would need to be decoded. We can see if there is something we can do
about this. At the moment it's not possible to log this.


On 23.05.2017 03:23, Bradley Giesbrecht wrote:
> dovecot 2.2.22
> postfix 3.1.1
> I’m seeing "SASL NTLM authentication failed: {long_hash}” in mail.log.
> Is there a way to log the SASL username?
> I think postfix is logging what Dovecot SASL is returning so I hope I am asking on the right list.
> Regards,
> Bradley Giesbrecht (pixilla)

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