Customs and Border Protection Network

From GovITwiki

Commonly referred to as the CBP Network, this network is used to transmit sensitive but unclassified data related to Customs and Border Protection’s support of homeland security functions, such as protecting the nation’s borders from terrorists and regulating and facilitating the lawful movement of goods and persons across U.S. borders.

(Description comes from from General Accounting Office document GAO-07-455

The GovITwiki Intelligence Agencies page lists the U.S. government's major secret and sensitive but Unclassified networks.

See also: News, spotlights and situation updates from the U.S. Customs and Border Protection