Below are the M3AAWG published materials related to our messaging anti-abuse work. There is also a Messaging video playlist on our YouTube channel at www.youtube.com/maawg and there are a few selected videos on our website in the Training Videos and Keynotes Videos sections under the Meetings menu tab.
Phishing continues to be a significant problem for hosting companies, mailbox providers, brand owners and, of course, for every internet user. This document iinforms all of these groups on the best current practices for reporting phishing URLs.
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.
Updated in March 2018, this document addresses problems associated with compromised user accounts. It discusses mitigation techniques and methods of identifying compromised accounts, including recommendations to ensure the long-term security of accounts to prevent “re-compromise.”
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. Version 1.0.1 was updated in February 2018.
Public Policy Comments
M3AAWG Comments on U.S. FCC Protecting the Privacy of Customers of Broadband and Other Telecommunications Services
Submitted on May 27, 2016 responding to a U.S. Federal Communications Communications Notice of Proposed Rulemaking from the Wireline Competition Bureau. All comments and the FCC proposal are available at http://apps.fcc.gov/ecfs/proceeding/view/view?name=16-106.
Note: The FCC released its Rules to Protect Broadband Consumer Privacy on October 26, 2016, quoting several comments from M3AAWG.
M3AAWG submitted these comments with the new M3AAWG Bot Metrics Report in response to the U.S, Federal Communications Communications request for comments on the status of the implementation of CSRIC III best practices.
Additional Responses from Dr. Paul Vixie to the U.S. Senate Hearing on "Taking Down Botnets: Public and Private Efforts to Disrupt and Dismantle Cybercriminal Networks"
Dr. Vixie's August 4th written response to additional questions requested after the hearing on botnet takedowns is also available from the official U.S. Committee on the Judiciary Committee hearing website at
Submitted to ICANN in December 2013 in response to ICANN's misuse survey.
Submitted to ICANN in August 2013 in response to ICANN's Expert Working Group report.
Updates and Commentary from the Messaging, Malware and Mobile Anti-Abuse Working Group
None at this time.
Latin American and Caribbean Anti-Abuse Working Group to Collaborate with LACNIC and M3AAWG to Fight Online Threats
André Leduc Receives M3AAWG 2016 JD Falk Award for Operation Safety-Net and CASL Work that Protects Online Users
Global Cyber Alliance Joins Forces with M3AAWG to Drive Industry Adoption of Cybersecurity Solutions
Articles About M3AAWG
ProPublica's Julia Angwin augments her earlier "list bomb" article with information on what can be done to prevent these attacks.
Wired Magazine published ProPublica's journalist Julia Angwin account of how she and colleages were "list bombed" and talks about the growing problem, including a preventive strategy developed by M3AAWG.
Representatives of the United Kingdom's independent authority set up to uphold information rights in the public interest report on their work with members of UCENet at a four day event hosted by the Messaging Malware Mobile Anti-Abuse Working Group (M3AAWG) in Paris.
. . . dealt with by internet governance organisations such as ICANN (Internet Corporation for Assigned Names and Numbers), the UN-backed Internet Governance Forum, Internet Engineering Task Force, and the Messaging Anti Abuse Working Group.
". . . I plan to take advantage of the opportunity to network with first responders, law enforcement and cybercrime forensic professionals from Europe and Eastern Europe. APWG and similar conferences (e.g., Messaging, Malware and Mobile Anti–Abuse Working Group – M3AAWG) are venues where the IS SSR team is most successful in building trust relationships and promoting participation in ICANN's multistakeholder community."