Privacy, Technology, and Liberty

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The ACLU works to expand the right to privacy, increase the control individuals have over their personal information, and ensure civil liberties are enhanced rather than compromised by technological innovation.

The Latest


Publication | Other
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Rights for All: How to Engage Elected Officials

This toolkit is designed to share important information about how to access and influence your elected officials.
Know Your Rights

Know Your Rights: Social Media Blocking by Public Officials

Press Release
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ACLU of Wisconsin, Electronic Frontier Foundation File Lawsuit at Wisconsin Supreme Court, Allege Warrantless ALPR Surveillance Violates Constitution

ACLU, EFF sue over warrantless ALPR searches
News & Commentary
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Flock Off: Wisconsinites Continue the Fight Against Constant Surveillance

We’re celebrating dozens of wins against Flock, while continuing to oppose thousands of ALPRs across Wisconsin.

Cases, Campaigns & Legislation


Court Case
Oct 15, 2026

Bringing the Fight Against Warrantless Surveillance to the Wisconsin Supreme Court

The ACLU of Wisconsin and Electronic Frontier Foundation sued over warrantless searches of ALPR databases like Flock.