News & Analysis as of

Search Warrant Cell Phones

Wiley Rein LLP

Maryland Court of Appeals Updates the ‘Particularity’ Standard for Cell Phone Searches as U.S. Courts Develop New Doctrines for...

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On August 29, 2022, the Maryland Court of Appeals issued its opinion in Richardson v. Maryland, expanding the protection of the Fourth Amendment for subjects of criminal investigations whose cell phones are subject to a...more

Bradley Arant Boult Cummings LLP

No Unreasonable Searches or Seizures of Electronic Data in Michigan

The most intimate information can be found in the data on our cellphones and laptops, from geo-location data to search history. The level of privacy protections afforded to electronic data and communications have been unclear...more

Foley Hoag LLP - Security, Privacy and the...

Can Law Enforcement Force You To Use Your Finger to Unlock Your Phone?

Can a fingerprint alone provide “testimony” about a person? Earlier this month, a federal court in California said yes. But the court was not engaging in a highly-localized form of palm-reading; rather, the question arose in...more

Robinson+Cole Data Privacy + Security Insider

Judge Rules Biometric Identifiers Can’t Be Used To Unlock Phone

A federal magistrate judge in California has ruled that law enforcement personnel may not require suspects to unlock their phones with biometric identifiers like a fingerprint, iris scan or facial recognition, saying the...more

Ballard Spahr LLP

Pennsylvania Supreme Court: If You Want to Search a Cell Phone, Get a Warrant!

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The Pennsylvania Supreme Court recently issued a sweeping ruling “that accessing any information from a cell phone without a warrant” violates the Fourth Amendment to the United States Constitution. ...more

Snell & Wilmer

Privacy and The Cell Phone: Arizona Says Yes

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Arizona recently recognized a “legitimate expectation of privacy” in cell phones. The case was State v. Peoples, and the opinion was issued on September 12, 2016. The Peoples case was about the police’s search of a cell...more

Brooks Pierce

Fourth Circuit Says Law Enforcement Doesn’t Need a Warrant to Figure out Where You Are

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Like many people, Aaron Graham and Eric Jordan carried cell phones around in 2011. Unlike most people, Graham and Jordan were convicted of crimes arising from their participation in a series of armed robberies in that period,...more

Robinson+Cole Data Privacy + Security Insider

Fourth Circuit joins other circuits holding no warrant is required for cell tower data

The Fourth Circuit held that the Government is not required to obtain a warrnt for cell tower data in United States v. Graham, 4th Cir., No. 12-4659, en banc (5/31/16). The Court found that cell tower data was voluntarily...more

Snell & Wilmer

California Updates Privacy Rights with the Electronic Communications Privacy Act

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Starting on New Years Day 2016, a new law will prohibit California law enforcement agencies from compelling California residents and businesses to turn over metadata or electronic communications (e.g., texts, emails,...more

Robinson+Cole Data Privacy + Security Insider

California Electronic Communications Privacy Act signed by Governor

Last Thursday, Governor Jerry Brown signed the California Electronic Communications Privacy Act (CalECPA) into law, which requires law enforcement to obtain a warrant before accessing or searching individuals’ digital...more

Robinson+Cole Data Privacy + Security Insider

Northern District of California Requires A Warrant to Access Cellphone Geographic Information

We previously reported that government access to cellphone geographic information or CSLI without a warrant has become a vigorous debate between the government, defense attorneys, and the federal bench. In a lengthy opinion,...more

Robinson+Cole Data Privacy + Security Insider

Warrantless access to cell phone location data may be heard by the Supreme Court

A number of courts have considered whether the Fourth Amendment requires the government to obtain a warrant to access historical and/or real time cell phone geographic location information, known as CSLI. CSLI is cell site...more

Robinson+Cole Data Privacy + Security Insider

4th Circuit holds that obtaining cellphone location information without a warrant is unconstitutional

We have been watching the warrantless search cases closely. Yesterday, (August 5, 2015), the Fourth Circuit Court of Appeals held that it was unconstitutional when law enforcement used their cell phone location information...more

Best Best & Krieger LLP

Law Enforcement in the 21st Century: How The Courts Are Responding

As published in PublicCEO* The world of law enforcement is changing rapidly. In the last few years, technology has advanced by leaps and bounds altering the way police officers do just about everything. New technology...more

Bilzin Sumberg

Think your Cellphone Usage is Private? Think Again

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In a closely-watched case out of Miami, the Eleventh Circuit Court of Appeals redefined the zone of privacy for cell phone users. As the Tech World was focused on Miami for the second annual eMerge conference, the court...more

Pillsbury Winthrop Shaw Pittman LLP

Riley and the Third-party Doctrine

On June 25, 2014, the U.S. Supreme Court issued one groundbreaking opinion in two cases regarding cellphone searches incident to arrest. In a unanimous opinion, the court held that under the Fourth Amendment, police must...more

King & Spalding

New York Court Uses 1789 All Writs Act To Force Cellphone Company To Assist Law Enforcement Gain Access To Locked Cellphone

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A New York federal magistrate court has ordered an unnamed cellphone manufacturer to attempt to unlock a password-protected cellphone so that a search warrant may be executed. In early October, the court authorized law...more

Robinson & Cole LLP

Committee CLE Program Offers Unique Perspective "From the Inside Out"

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At the April 2014 ABA Section of Litigation Annual Conference, the Appellate Practice Committee presented a novel program on oral advocacy. The program presented a mock argument based on a real U.S. Supreme Court case from...more

Best Best & Krieger LLP

Appellate Court Rules that Recent Decisions Requiring Search Warrant for Forced Blood Draw or to Search Cell Phones Do Not Apply...

Courts hold that officers may rely on law in effect at the time they conduct a search - Overview: The California Court of Appeal recently held, in two separate rulings, that the recent holdings requiring law...more

Morrison & Foerster LLP

Courts Defer to Individual Privacy Interests by Requiring Warrant To Obtain Cell Phone Data and Cell Site Records in Riley and...

Two recent opinions have significantly restricted the practice of warrantless collection of data stored on cell phones or by cell phone service providers. In Riley v. California the U.S. Supreme Court confirmed that a warrant...more

Carlton Fields

U.S. Supreme Court: Warrant Generally Required to Search Information on a Cell Phone, Even Incident to Arrest

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The United States Supreme Court has ruled that police officers must generally secure a warrant before searching through the contents of a cell phone of a person they arrest. This decision will have important implications for...more

Goodwin

In Riley, Supreme Court Sets Mobile Device Privacy Expectations

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In a recent decision with significant implications for smart phone users’ privacy expectations, the Supreme Court, in Riley v. California, unanimously rejected the application of the “incident to arrest doctrine” to law...more

Cozen O'Connor

ESOPs’ Fables: On Winning Wars but Losing Battles

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As the end of the Supreme Court term approached, decisions came down fast and furious. Last week’s big decisions, at least around our nerdish water cooler, were Halliburton and Fifth Third Bancorp v. Dudenhoeffer. (Yes, we...more

Franczek P.C.

U.S. Supreme Court’s Decision Raises Questions About Cell Phone Searches in Schools

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The long-standing test for searching students at school requires that the search must be based on a “reasonable suspicion” that the student violated a school rule or law. A recent criminal decision from the United States...more

McDermott Will & Emery

Supreme Court Prohibits Warrantless Mobile Phone Searches, Underscores Individual Right to Privacy

The Supreme Court of the United States released a unanimous decision last week barring law enforcement from searching the mobile phones of individuals placed under arrest without first obtaining a search warrant or the...more

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