> On Mar 13, 2018, at 12:00 PM, Matus UHLAR - fantomas <uh...@fantomas.sk> > wrote: > > smtpd_tls_ciphers=high > smtpd_tls_mandatory_ciphers=high > smtpd_tls_exclude_ciphers=aNULL
My recommendation is: smtpd_tls_ciphers = medium smtpd_tls_mandatory_ciphers = high There's not much need to exclude any additional ciphers, but if you must, see the previous post... -- Viktor.