What does FinCEN mean?
Financial Crimes Enforcement Network. A Bureau of the United States Treasury Department dedicated to combating financial crime, money laundering and maintaining national security. It has three distinct facets: law enforcement, the regulatory agencies, and the financial services community.
Through various procedures it tracks suspicious individuals and groups to uncover and combat money laundering around the globe. FinCEN concerns itself with everything from simple physical cash smuggling operations to complex electronic transactions.