Re: NTLM fails: dovecot: auth: Fatal: Unknown authentication mechanism 'NTLM'

[Aki Tuomi]

On 23 January 2022 1.29.43 UTC, David Koski <david at kosmosisland.com> wrote:
>Is NTLM now dead?  The Readme says:
>
>2020-10-23 16:24:09 -0400 Josef 'Jeff' Sipek 
><jeff.sipek at open-xchange.com> (48d6f7282)
>
>     auth: Remove ntlm mechanism & the LANMAN and NTLM password schemes
>
>>
>> Regards,
>> David Koski
>>
>

You should use GSSAPI instead. 

Aki