Privacy & Technology

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U.S. Supreme Court
Jun 2018
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Privacy & Technology

Carpenter v. United States

The Supreme Court ruled that the government needs a warrant to access a person鈥檚 cellphone location history. The court found in a 5 to 4 decision that obtaining such information is a search under the Fourth Amendment and that a warrant from a judge based on probable cause is required.
Carpenter V. United States. Explore Case.
Court Case
Dec 2016
Privacy and technology

Privacy & Technology

Sarkar v. Doe - PubPeer Subpoena Challenge

The 桃子视频filed a motion in Michigan state court challenging the constitutionality of a subpoena issued to the website PubPeer demanding that it turn over the identities of anonymous commenters. In March 2015, the trial judge ruled that PubPeer had to unmask one 鈥 but only one 鈥 of the commenters. Both PubPeer and the researcher appealed, and the ruling was upheld in December 2016.
Sarkar V. Doe - Pubpeer Subpoena Challenge. Explore Case.

All Cases

75 Privacy & Technology Cases

A pair of hands holding a cell phone at night with street lights in the background.
Court Case
Jun 2024

Privacy & Technology

United States v. Hunt

This case concerns whether a warrant is required to search the information stored on a cell phone when the device itself may be properly deemed 鈥渁bandoned.鈥
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United States V. Hunt. Explore Case.
Court Case
Jun 2024
A pair of hands holding a cell phone at night with street lights in the background.

Privacy & Technology

United States v. Hunt

This case concerns whether a warrant is required to search the information stored on a cell phone when the device itself may be properly deemed 鈥渁bandoned.鈥
United States V. Hunt. Explore Case.
Smith v. BlueCross BlueShield
Tennessee Supreme Court
May 2024

Privacy & Technology

Free Speech

Smith v. BlueCross BlueShield

This case in the Tennessee Supreme Court asks whether the right to petition is an exception to the employment-at-will doctrine. The ACLU鈥檚 State Supreme Court Initiative, alongside the 桃子视频of Tennessee, filed an amicus brief focused on the scope and importance of the right to petition under the Tennessee Constitution.
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Smith V. Bluecross Blueshield. Explore Case.
Tennessee Supreme Court
May 2024
Smith v. BlueCross BlueShield

Privacy & Technology

Free Speech

Smith v. BlueCross BlueShield

This case in the Tennessee Supreme Court asks whether the right to petition is an exception to the employment-at-will doctrine. The ACLU鈥檚 State Supreme Court Initiative, alongside the 桃子视频of Tennessee, filed an amicus brief focused on the scope and importance of the right to petition under the Tennessee Constitution.
Smith V. Bluecross Blueshield. Explore Case.
Wells v. State of Texas
Texas
Apr 2024

Privacy & Technology

Wells v. State of Texas

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Wells V. State Of Texas. Explore Case.
Texas
Apr 2024
Wells v. State of Texas

Privacy & Technology

Wells v. State of Texas

Wells V. State Of Texas. Explore Case.
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Nevada
Apr 2024

Privacy & Technology

United States v. Motley 鈥斅燗micus Brief

This case concerns whether police may access private and sensitive medical records without a warrant as part of a criminal investigation of an individual, when those records are contained within state prescription drug monitoring databases.
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United States V. Motley 鈥斅燼micus Brief. Explore Case.
Nevada
Apr 2024
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Privacy & Technology

United States v. Motley 鈥斅燗micus Brief

This case concerns whether police may access private and sensitive medical records without a warrant as part of a criminal investigation of an individual, when those records are contained within state prescription drug monitoring databases.
United States V. Motley 鈥斅燼micus Brief. Explore Case.
Commonwealth v. Kurtz
Pennsylvania Supreme Court
Feb 2024

Privacy & Technology

Free Speech

Commonwealth v. Kurtz

鈥淩everse searches鈥 are a novel surveillance technique where the police can obtain records reflecting everyone who used a search engine to look up a particular word or phrase. In this case, the lower court approved the police using a reverse search, ruling that people do not have a reasonable expectation of privacy for any query they enter into a search engine. The ACLU鈥檚 Speech, Privacy, and Technology Project and State Supreme Court Initiative along with the 桃子视频of Pennsylvania filed an amicus brief in the Pennsylvania Supreme Court urging the court to reverse the lower court鈥檚 decision and hold that search history data is protected by the state and federal Constitution.
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Commonwealth V. Kurtz. Explore Case.
Pennsylvania Supreme Court
Feb 2024
Commonwealth v. Kurtz

Privacy & Technology

Free Speech

Commonwealth v. Kurtz

鈥淩everse searches鈥 are a novel surveillance technique where the police can obtain records reflecting everyone who used a search engine to look up a particular word or phrase. In this case, the lower court approved the police using a reverse search, ruling that people do not have a reasonable expectation of privacy for any query they enter into a search engine. The ACLU鈥檚 Speech, Privacy, and Technology Project and State Supreme Court Initiative along with the 桃子视频of Pennsylvania filed an amicus brief in the Pennsylvania Supreme Court urging the court to reverse the lower court鈥檚 decision and hold that search history data is protected by the state and federal Constitution.
Commonwealth V. Kurtz. Explore Case.
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