“DHS, for good reason, has always been very careful about sharing data,” says a former DHS staff member who spoke to WIRED on the condition of anonymity because they were not authorized to speak to the press. “Seeing this change is very jarring. The systemization of it all is what gets scary, in my opinion, because it could allow the government to go after real or perceived enemies or ‘aliens; ‘enemy aliens.’”

While government agencies frequently share data, this process is documented and limited to specific purposes, according to experts. Still, the consolidation appears to have administration buy-in: On March 20, President Trump signed an executive order requiring all federal agencies to facilitate “both the intra- and inter-agency sharing and consolidation of unclassified agency records.” DOGE officials and Trump administration agency leaders have also suggested centralizing all government data into one single repository. “As you think about the future of AI, in order to think about using any of these tools at scale, we gotta get our data in one place," General Services Administration acting administrator Stephen Ehikian said in a town hall meeting on March 20. In an interview with Fox News in March, Airbnb cofounder and DOGE member Joe Gebbia asserted that this kind of data sharing would create an “Apple-like store experience” of government services.

According to the former staffer, it was historically “extremely hard” to get access to data that DHS already owned across its different departments. A combined data lake would “represent significant departure in data norms and policies.” But, they say, “it’s easier to do this with data that DHS controls” than to try to combine it with sensitive data from other agencies, because accessing data from other agencies can have even mor...