- Use lets encrypt certificate
- Check if certificate exists before requesting a new one
Dovecot can't handle argon2i password hashs, only argon2...
root@v:~# doveadm pw -s argon2 Enter new password: Retype new password: {ARGON2}$argon2i$v=19$m=32768,t=4,p=1$BKXtc5OYPIYsGkuCSpOKqw$O/ygdU2JZktHxTWJXI/Ld16lMkw+SDPQgFo479pQDMo
We now concat {ARGON2} to the password field value :)
https://developer.mozilla.org/en-US/docs/Mozilla/Thunderbird/Autoconfiguration/FileFormat/HowTo
- domain.de
- mail.domain.de
- domain.de -> mail.domain.de