From previously posts we started using 4 different technologies to stop spam from reaching our server or being scanned by…
SpamAssasin is the last weapon from our arsenal that we will use to keep spam away from our mail server.…
Domain-based Message Authentication, Reporting and Conformance (DMARC) is an email validation system designed to detect and prevent email spoofing. It…
DomainKeys Identified Mail (DKIM) – is an email authentication method designed to detect email spoofing by providing a mechanism to…
Sender Policy Framework (SPF) – is a simple email-validation system designed to detect email spoofing by providing a mechanism to…
Installing and using postfix will give you ability to view mails processed by it: # print a list of all…
Own mail server? Would be awesome! If you just ask ‘why’ this tutorial is not for you 😉 Goals: own…