These best practices and 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.
All the M3AAWG Public Policy Comments are available fom the M3AAWG Public Policy page in this section.
In Korean-TLS for Mail: M3AAWG Initial Recommendations
메일에서의 TLS: M3AAWG 기본 권고 사항-TLS for Mail: M3AAWG Initial Recommendations (2014)
In Korean-M3AAWG Initial Recommendations for Addressing a Potential Man-in-the-Middle Threa
M3AAWG 잠재적인 중간자 위협에 대처하기 위한 기본 권고 사항 – M3AAWG Initial Recommendations for Addressing a Potential Man-in-the-Middle Threat – in Korean (July 2015)
In Japanese-TLS for Mail: M3AAWG Initial Recommendations
MailのためのTLS: M3AAWG Initial Recommendations - TLS for Mail: M3AAWG Initial Recommendations (2014)
In Spanish-M3AAWG Initial Recommendations for Addressing a Potential Man-in-the-Middle Threat
Recomendaciones iniciales de M3AAWG para abordar una posible amenaza Man-in-the-Middle – M3AAWG Initial Recommendations for Addressing a Potential Man-in-the-Middle Threat – in Spanish (July 2015)
A M3AAWG Introduction to Addressing Malicious Domain Registrations
This document focuses on defining malicious domain names and provides a non-exhaustive list of possible actions that can be taken to address them.
M3AAWG Recommendations: Methods for Sharing Dynamic IP Address Space Information with Others-Updated May 2018 (2008)
Although M3AAWG recommends blocking outbound port 25 traffic as the best option for controlling the flow of unwanted email traffic from an ISP’s customer space, such blocks may not always be possible, either for the short or long term. This document offers some alternatives for these ISPs by describing methods they can use to share their dynamic space information with others and allow remote sites to reject inbound mail traffic from dynamic address space.
In French-TLS for Mail: M3AAWG Initial Recommendations
Chiffrement TLS des e-mails : Recommandations Initiales du M3AAWG - TLS for Mail: M3AAWG Initial Recommendations (December 2014)
In Japanese-Anti-Phishing Best Practices for ISPs and Mailbox Providers Version 2.01
ISP およびメールボックスプロバイダー向けフィッシング対策のベストプラクティス 第 2.01 版 2015 年 6 月 - Anti-Phishing Best Practices for ISPs and Mailbox Providers, Version 2.01, June 2015
In Japanese-M3AAWG Sender Best Common Practices Ver. 3.0
M3AAWG送信者のベストコモンプラクティス-M3AAWG Sender Best Common Practices, Version 3.0 Updated February 2015
In Japanese-M3AAWG Multifactor Authentication Recommendations
多要素認証に関するM3AAWG推奨 - M3AAWG Multifactor Authentication Recommendations (2017)