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... Federal records show that ICE has increased its spending on surveillance technology, looking to spend more than $300 million under Trump for social-media monitoring tools, facial recognition software, license plate readers and services to find where people live and work.

These upgrades are expected to be used in ICE's push to help fulfill the president's campaign promise of "the largest deportation program of criminals in the history of America."

The high-tech capabilities are also coinciding with policy changes from the White House that lower the guardrails around the government's use of data on millions of American residents and expand its potential surveillance targets.

A set of executive orders is giving ICE workarounds for the decades-old federal standard that protects American residents' privacy, and the agency itself is signaling a shift in its enforcement policy, looking beyond immigrants and toward American critics of its officers' behavior.

ICE's new capabilities and legal flexibility are raising concerns among privacy and civil liberty advocates that it is expanding its remit with little supervision of its powers. ...