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.

April 01, 2009

Configuring Human Readable Delivery Status Notifications (DSN)

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

May 31, 2008

MAAWG Recommendation: Methods for Sharing Dynamic IP Address Space Information with Others

Describes four approaches to make dynamic IP addresses more easily obtainable by mailbox providers with a discussion of the advantages and disadvantages of each

October 01, 2007

Abuse Desk Common Practices

A summary of the most effective abuse desk best practices from MAAWG service providers

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