| Anti-Spam Research Group (ASRG): Investigates tools and techniques to mitigate the effects of spam. |
| CAUBE.AU: Fight Spam in Australia [CAUCE Partner] |
| CAUCE India: Stopping spam in India. |
| EuroCAUCE Homepage: CAUCE partner in EU. |
| Institute for Spam and Internet Public Policy: Providing analysis, information, and consulting on industry issues relating to public policies and processes regarding spam, email, and the Internet. |
| Mail Abuse Prevention System (MAPS): MAPS maintains the Realtime Blackhole List. |
| Messaging Anti-Abuse Working Group (MAAWG): Association seeks to bring the messaging industry together to fight messaging abuse such as messaging spam, virus attacks, and denial-of-service attacks. |
| National Spam Mail Abuse Association: Working to free inboxes of spam. Find news, tools, resources and contact information. |
| Spam.Anti!: Organization that fights SPAM and offers SPAM-fighting techniques. Both in French and in English since 1996. |
| SpamCon Foundation: Supports measures to reduce spam. Newsletters, mission statement, and history. |
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