> On 10/02/2022 11:58 Patrik Peng <patrik.p...@hostpoint.ch> wrote: > > > On 10.02.22 10:43, Aki Tuomi wrote: > > Probably easiest fix is to fix the users in database to all lowercase, as > > you are likely returning `user` attribute in your SQL queries. > We thought about this as well, but there are 500+ affected accounts and > they are used by our customers which would mean for each of them to > reconfigure all their clients.
You can configure dovecot with auth_username_format=%Lu which downcases the username provided by the customer, as well. Aki