The routing number (also referred to as RTN, routing transit number, ABA or bank routing number) is a nine-digit numeric code printed on the bottom of checks. This number is used to facilitate the electronic routing of funds (ACH transfer) from one bank account to another.
The Specially Designated Nationals (SDN) List is a publication of OFAC which lists individuals and organizations with whom United States citizens and permanent residents are prohibited from doing business. A key list to be scanned...
Web service is part of a SOAP architecture and is defined as "a software system designed to support interoperable machine-to-machine communication”.