factually
Index/Topics/DHS IDENT Fingerprint Matching Accuracy

DHS IDENT Fingerprint Matching Accuracy

The Department of Homeland Security's (DHS) IDENT fingerprint matching system accuracy and error rates, including False Match Rate (FMR) and False Non-Match Rate (FNMR), and the factors that influence these rates.

Fact-Checks

1 result
Feb 1, 2026

How do DHS IDENT fingerprint matches work and what are their false‑match rates?

’s IDENT fingerprint matching is a large-scale automated-plus-human system that converts fingerprint minutiae into searchable numeric templates, compares new “encounters” against a repository of hundr...