High Quality Content by WIKIPEDIA articles! United States Visitor and Immigrant Status Indicator Technology (commonly referred to as US-VISIT) is a United States Department of Homeland Security immigration and border management system. The system involves the collection and analysis of biometric data (such as fingerprints), which are checked against a database to track individuals deemed by the United States to be terrorists, criminals, and illegal immigrants. US-VISIT is accessed by 30,000 users from federal, state, and local government agencies.