The duo tasked Inspector General Joseph Cuffari with investigating the methods of data storage and use for personally identifying information, whether DHS immigration enforcement activities are based on data coming from other agencies or third parties, and where DHS collects data from, among other topics. AdvertisementIn recent months, DHS has aimed to broaden its authorities by amending rules around data use and collections. Prior to Thursday’s letter, House Homeland Security Committee members introduced legislation that would set limits on biometric data collection. The latest investigation request comes just a day after DHS released its 2025 AI inventory. In it, there are several examples of how artificial intelligence is helping law enforcement comb through its data deluge.