Generate password

openssl

openssl passwd -6 -salt xyz yourpass

doveadm

doveadm pw -s SHA512-CRYPT

mkpasswd dans le paquet whois

mkpasswd -m sha512crypt

Python3

python3 -c 'import crypt,getpass; print(crypt.crypt(getpass.getpass(), crypt.METHOD_SHA512))'

Perl

perl -le 'print crypt "desiredPassword", "\$6\$customSalt\$"'