Arrival Departure Information System (ADIS). Stores arrival and departure information from travelers.
Advance Passenger Information System (APIS). Contains arrival and departure manifest information from airlines and ships.
Computer Linked Application Information Management System 3 (Claims 3). Holds information on foreign nationals who request public benefits.
Interagency Border Inspection System (IBIS). Maintains “lookout” data. IBIS in turn interfaces with the Interpol and National Crime Information Center databases.
Automated Biometric Identification System (Ident). Stores biometric data of foreign visitors.
Student Exchange Visitor Information System (Sevis). Contains information on foreign students in the United States.
Consular Consolidated Database (CCD). Includes information about whether an individual holds a valid visa or has previously applied for a visa.