Script for generating a whitelist for Postfix's Postscreen based on large senders' SPF records
Why do you think that https://github.com/thsmi/sieve is a good alternative to postwhite
Script for generating a whitelist for Postfix's Postscreen based on large senders' SPF records
Why do you think that https://github.com/thsmi/sieve is a good alternative to postwhite