The Internet Engineering Task Force (IETF) is a large open international community of network designers, operators, vendors, and researchers concerned with the evolution of the Internet architecture and the smooth operation of the Internet. It is open to any interested individuals.
IETF on the web: http://www.ietf.org/
Are they doing any anti spam (or in our case anti WikiSpam) work?
Email spam, yes: [http://www.ietf.org/html.charters/wg-dir.html].