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.
Honeypots are a proven technology used for detecting and understanding online threats that also can be used to fight telephony spam. This document was written to facilitate and encourage telephony honeypot development, as well as the use and sharing of information about and from those honeypots. It includes an overview of the benefits of such honeypots and also provides details of the various options that exist for setting them up.
Nearly all email systems, including those of Email Sender Providers and network operators, at some point have delivery issues because their sending IPs or domains are on a blocklist. This document shares established procedures defining how to triage and respond to a blocklisting to assist in a timely and effective resolution.
Just as speaking a common language allows two people to communicate effectively, standards that define the format of abuse reports and the destination address for them increase the effectiveness of network owners in fighting abusive traffic.
To minimize the risk of active DKIM keys being compromised, they should be changed frequently. This document discusses why keys should be rotated, how frequently they should be rotated, and suggests the best common practices for doing so.