Addressing Unwanted Traffic on the Internet: A Community Response

Unwanted traffic is a serious problem on today's network. For too long, the balance between the value of the transactions occurring on the network and the security of the infrastructure itself has tipped in the wrong direction. In this article, the authors identify the threats of most concern and identify some ways in which the broader Internet community is addressing them. The open, bottom-up processes of the IETF and the Internet community in general are making steady inroads in tackling the serious threat that unwanted traffic poses to the Internet's continued growth and enrichment.