U.S. Treasury - Executive Office for Terrorist Financing and Financial Crime: "
Mission
EOTF/FC develops and implements U.S. government strategies to combat terrorist financing domestically and internationally, develops and implements the National Money Laundering Strategy as well as other policies and programs to fight financial crimes, participates in the Department’s development and implementation of U.S. government policies and regulations in support of the Bank Secrecy Act and the USA PATRIOT Act, represents the United States at focused international bodies dedicated to fighting terrorist financing and financial crimes; and develops U.S. government policies relating to financial crimes. The Deputy Assistant Secretary for EOTF/FC is Juan Zarate.
How can you stop terrorist financing? See REWARDS