brokkr.net
Postfix logs summarized for your reviewing pleasure
Additional postfix rules and tricks to slow down and frustrate spammers and evildoers
Rspamd is the lesser evil when it comes to a choice of spam filters – or a choice between spam filters and spam
Incoming and outgoing mail have tended so far to generate separate topics and posts in this series. But reducing spam and not getting taken for a spammer are…
Encrypting MTA-to-MTA encryptions for private and secure relay of email
I have explored the default setting of Postfix to allow local machines to send without authenticating, simply based on them being on the local network (permit_mynetworks). Even if…
Back in 2015 I embarked on an ambitious plan to blog my entire way through setting up my own selfhosted email server. I got a fair bit in…
When running your own SMTP the real spam challenge is not to avoid getting targeted by spammers – it is is to avoid getting used by spammers. Mind…