Thanks for the suggestions! So if I have only plain and login auth mechanisms enabled, what does that mean in practice security wise?
Any ideas why the error is happening sometimes but not always and why aut_cache settings would fix the problem? Is it related to caching credentials for different devices / clients for same account? Best, Peter On Tue, Aug 14, 2018 at 5:52 AM, Eric Broch <[email protected]> wrote: > I'd remove DIGEST-MD5 from 'auth_mechanisms'. > > > > On 8/13/2018 3:01 PM, Peter Peltonen wrote: >> >> I have a user with Outlook 2016 having this error appearing in the >> Dovecot logs and not being able to login when it occurs >> >> The strange thing is that if I restart dovecot then the Outlook can >> login and no error: >> >> method=DIGEST-MD5, rip=xxx, lip=yyy, mpid=23280, TLS >> >> What I have for auth mechanisms in toaster.conf is: >> >> auth_mechanisms = plain login digest-md5 >> >> I thought it was a dovecot cache issue and I changed >> >> cache_key=%u >> >> to >> >> cache_key=%u%r >> >> but the problem reappeared after a week. >> >> This is an old QMT installation on COS5. >> >> Best, >> Peter >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [email protected] >> For additional commands, e-mail: [email protected] >> > > -- > Eric Broch > White Horse Technical Consulting (WHTC) > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
