Fourth Amendment

Supreme Court restricts use of geofence warrants, ruling they violate the Fourth Amendment's prohibition against unreasonable searches

Google’s fine print may cost your Fourth Amendment rights — Pennsylvania Supreme Court allows authorities to access your search history without a warrant | The court says that accepting Google’s privacy policy waives privacy rights, allowing warrantless access to search.

Michigan Supreme Court Rules Unrestricted Phone Searches Violate Fourth Amendment

Michigan Supreme Court: Unrestricted phone searches violate Fourth Amendment

Ohio Supreme Court: Your phone app location data is not protected by Fourth Amendment

New Orleans used AI surveillance without public knowledge or full oversight | Extensive location tracking and real-time facial recognition has raised Fourth Amendment concerns

Court rules FBI's warrantless searches violated Fourth Amendment

Google’s TOS doesn’t eliminate a user’s Fourth Amendment rights, judge rules [pdf]

Lawsuit: City cameras make it impossible to drive anywhere without being tracked | Police use of automated license-plate reader cameras is being challenged in a lawsuit alleging that the cameras enable warrantless surveillance in violation of the Fourth Amendment.