Anti Spamming - How to Filter Unsolicited e-mail on Your Mail Server

by Nam Tran Sept. 1, 2017 via SANS Institute

This document is written from real work experience. In this document, the main software components, sendmailTM and IP Filter will be discussed. The complete solution would require a combination of additional software and hardware components. The solution herein is for the Internet Service Providers (ISPs) and organizations providing email service to their employees, rather than for the end users.

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