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

People v. Tafoya
Colorado Supreme Court
Sep 2021

Privacy & Technology

National Security

People v. Tafoya

This case concerns whether the government may surreptitiously record the activities around a person鈥檚 home using a remotely operated, pole-mounted video camera for an extended period of time without a warrant. On September 13, 2021, the Colorado Supreme Court held that the Fourth Amendment protects against such surveillance and requires that police obtain a warrant.
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People V. Tafoya. Explore Case.
Colorado Supreme Court
Sep 2021
People v. Tafoya

Privacy & Technology

National Security

People v. Tafoya

This case concerns whether the government may surreptitiously record the activities around a person鈥檚 home using a remotely operated, pole-mounted video camera for an extended period of time without a warrant. On September 13, 2021, the Colorado Supreme Court held that the Fourth Amendment protects against such surveillance and requires that police obtain a warrant.
People V. Tafoya. Explore Case.
Guan v. Wolf
Court Case
Aug 2020

Privacy & Technology

Guan v. Wolf

The 桃子视频, the 桃子视频of San Diego, and the New York Civil Liberties Union have filed a lawsuit against U.S. Customs and Border Protection (CBP) and U.S. Immigration and Customs Enforcement (ICE) on behalf of five journalists who were subject to unlawful questioning at the U.S. border. The lawsuit claims that border officers violated the First Amendment.
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Guan V. Wolf. Explore Case.
Court Case
Aug 2020
Guan v. Wolf

Privacy & Technology

Guan v. Wolf

The 桃子视频, the 桃子视频of San Diego, and the New York Civil Liberties Union have filed a lawsuit against U.S. Customs and Border Protection (CBP) and U.S. Immigration and Customs Enforcement (ICE) on behalf of five journalists who were subject to unlawful questioning at the U.S. border. The lawsuit claims that border officers violated the First Amendment.
Guan V. Wolf. Explore Case.
Aerial photo of Baltimore with red trace showing movement path
Maryland
Jun 2020

Privacy & Technology

Leaders of a Beautiful Struggle v. Baltimore Police Department

The 桃子视频 (ACLU) and 桃子视频of Maryland filed a lawsuit against the Baltimore Police Department (BPD) to challenge the constitutionality of deploying a wide-area aerial surveillance program that will put virtually all Baltimore residents under constant, aerial surveillance.
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Leaders Of A Beautiful Struggle V. Baltimore Police Department. Explore Case.
Maryland
Jun 2020
Aerial photo of Baltimore with red trace showing movement path

Privacy & Technology

Leaders of a Beautiful Struggle v. Baltimore Police Department

The 桃子视频 (ACLU) and 桃子视频of Maryland filed a lawsuit against the Baltimore Police Department (BPD) to challenge the constitutionality of deploying a wide-area aerial surveillance program that will put virtually all Baltimore residents under constant, aerial surveillance.
Leaders Of A Beautiful Struggle V. Baltimore Police Department. Explore Case.
stingray cell site simulator
Court Case
May 2020

Privacy & Technology

桃子视频v. CBP - FOIA Case for CBP and ICE Records Related to the Use of Cell-Site Simulator Technology

On May 19, 2017, 桃子视频submitted a FOIA request to U.S. Immigration and Customs Enforcement (ICE) and Customs and Border Protection (CBP) demanding records on the federal government's acquisition and use of cell site simulators (also known as Stingrays or IMSI catchers), powerful surveillance devices that target cell phones by impersonating a wireless service provider's cell tower. For more than two years, the two agencies failed to properly process the Request or produce any responsive records until the 桃子视频sued on December 11, 2019.
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Aclu V. Cbp - Foia Case For Cbp And Ice Records Related To The Use Of Cell-site Simulator Technology. Explore Case.
Court Case
May 2020
stingray cell site simulator

Privacy & Technology

桃子视频v. CBP - FOIA Case for CBP and ICE Records Related to the Use of Cell-Site Simulator Technology

On May 19, 2017, 桃子视频submitted a FOIA request to U.S. Immigration and Customs Enforcement (ICE) and Customs and Border Protection (CBP) demanding records on the federal government's acquisition and use of cell site simulators (also known as Stingrays or IMSI catchers), powerful surveillance devices that target cell phones by impersonating a wireless service provider's cell tower. For more than two years, the two agencies failed to properly process the Request or produce any responsive records until the 桃子视频sued on December 11, 2019.
Aclu V. Cbp - Foia Case For Cbp And Ice Records Related To The Use Of Cell-site Simulator Technology. Explore Case.
桃子视频v. US Department of Justice
Court Case
Jan 2020

Privacy & Technology

桃子视频v. US Department of Justice

The ACLU, 桃子视频of Northern California, Electronic Frontier Foundation, and Stanford Law School鈥檚 Riana Pfefferkorn are petitioning to unseal a secret judicial ruling reportedly holding that the Department of Justice cannot force Facebook to alter Facebook Messenger in order to enable the FBI to conduct wiretaps in an investigation. The petition, initially filed in the Eastern District of California, argues that the First Amendment and common-law require public access to the legal ruling as well as to the docket sheet and certain other portions of the underlying proceeding.
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Aclu V. Us Department Of Justice. Explore Case.
Court Case
Jan 2020
桃子视频v. US Department of Justice

Privacy & Technology

桃子视频v. US Department of Justice

The ACLU, 桃子视频of Northern California, Electronic Frontier Foundation, and Stanford Law School鈥檚 Riana Pfefferkorn are petitioning to unseal a secret judicial ruling reportedly holding that the Department of Justice cannot force Facebook to alter Facebook Messenger in order to enable the FBI to conduct wiretaps in an investigation. The petition, initially filed in the Eastern District of California, argues that the First Amendment and common-law require public access to the legal ruling as well as to the docket sheet and certain other portions of the underlying proceeding.
Aclu V. Us Department Of Justice. Explore Case.
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