Thanks ! It did the trick ! We can do very different configurations with this new setting.
Regards, Sam Le dim. 24 nov. 2019 à 16:48, Aki Tuomi <aki.tu...@open-xchange.com> a écrit : > If your dovecot is recent enough you can use mechanisms setting on passdb > block. See > https://doc.dovecot.org/configuration_manual/authentication/password_databases_passdb/ > >