Home Best Practices

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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June 08, 2010

MAAWG Overview of DNS Security - Port 53 Protection

This paper briefly discusses how an DNS attack works, the impact of this threat, proposes a solution and discusses the advantages and disadvantages from a technical, business and regulatory standpoint

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July 01, 2009

M3AAWG Common Best Practices for Mitigating Large Scale Bot Infections in Residential Networks

Note:  This M3AAWG best practices paper has been replaced by RFC 6561 Remediation of Bots in ISP Networks, March 2012 from the IETF.

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April 01, 2009

Configuring Human Readable Delivery Status Notifications (DSN)

A discussion on improving non-deliverability status notices to better identify abuse issues

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December 01, 2005

Managing Port 25 for Residential or Dynamic IP Space Benefits of Adoption and Risks of Inaction

Recommendations include blocking unauthorized access to and from port 25, requiring authentication, and aggregating email traffic through a SMTP server that is controlled by the service provider

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January 02, 2005

MAAWG Code of Conduct for Messaging System Operators

Outlines a voluntary set of principles for messaging system operators that discourages bulk messaging abuse of peer-to-peer messaging platforms

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