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Index/Topics/Biometric Surveillance

Biometric Surveillance

The use of biometric surveillance tools, such as iris scanners and facial recognition, by Immigration and Customs Enforcement.

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Jan 12, 2026
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How many ICE detainees are U.S. citizens, and how are they identified in ICE datasets?

Available federal and third‑party reviews show that at least some people whom ICE arrested or detained in recent years were U.S. citizens, but public ICE datasets do not publish a clean, authoritative...

Feb 3, 2026

How has ICE’s use of surveillance technology changed its operational footprint across states since 2017?

Since 2017 ’s surveillance footprint has shifted from episodic, localized tools toward a denser, vendor-driven, and ecosystemic model that combines biometrics, social‑media mining, cell‑site simulator...