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These best practices and white papers represent the cooperative efforts of M3AAWG members to provide the industry with recommendations and background information to improve messaging security and protect users. M3AAWG best practices are updated as needed and new documents are added as they become available.

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March 13, 2015

M3AAWG Email Forwarding Best Common Practices, Version 2

Forwarding is quite popular among users who have multiple email accounts they prefer to manage centrally. This updated M3AAWG best practices document includes measures that can be adopted by email volume forwarders and the receivers of forwarded email to mitigate spam-related concerns specific to forwarding email addresses.

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February 17, 2015

M3AAWG Sender Best Common Practices, Version 3.0

This document gives an overview of the current best common practices for sending commercial electronic messaging, focusing on the technical and practical policy aspects of these operations. The goal of these practices is to promote and enhance the transparency of senders maintaining legitimate messaging so that both individual recipients and mailbox providers are more easily able to distinguish legitimate messaging from messaging abuse.

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February 15, 2015

M3AAWG Trust in Email Begins with Authentication

When email authentication mechanisms are applied, both the originating and receiving systems are able to correctly and reliably validate who is accountable for the message. This paper describes authentication techniques to aid in protecting business’ brands from forgery and phishing attacks and is intended for a general readership that has basic familiarity with Internet mail service. The Executive Summary also provides a one-page overview that can be used independently.

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February 10, 2015

M3AAWG Disposition of Child Sexual Abuse Materials Best Common Practices

It is an unfortunate reality that Internet anti-abuse professionals are, from time to time, encountering child sexual abuse material in the course of their work. This document provides guidelines for these situations but is not legal advice. M3AAWG strongly suggests that readers work with their company’s legal counsel or avail themselves of independent legal advice regarding their rights, responsibilities and obligations relevant to prevailing legal jurisdictions.

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December 01, 2014

TLS for Mail: M3AAWG Initial Recommendations

M3AAWG recommends three basic measures, including turning on opportunistic TLS, that messaging providers can implement relatively quickly to enhance the security and privacy of their users’ mail.

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