Category Archives: Cell site location information

LA5: Five armed robberies in a month was exigency for ping order; GFE applied, too

Police developed defendant as a suspect in a string of five armed robberies in a month, and they sought and obtained an exigent circumstances cell phone ping order of defendant’s phone. His argument is that there were no exigent circumstances … Continue reading

Posted in Cell site location information, Good faith exception | Comments Off

WaPo: Debate on ‘Carpenter v. United States,’ the Fourth Amendment cell-site case

WaPo: Debate on ‘Carpenter v. United States,’ the Fourth Amendment cell-site case by Orin Kerr: Last Thursday, I participated in an excellent debate on Carpenter v. United States, the pending Fourth Amendment case on government access to historical cell-site records. … Continue reading

Posted in Cell site location information | Comments Off

Wired: Supreme Court’s Cell Phone Tracking Case Could Hurt Privacy

Wired: Supreme Court’s Cell Phone Tracking Case Could Hurt Privacy by Nick Sibilla

Posted in Cell site location information, Third Party Doctrine | Comments Off

Forbes: Is Warrantless Access To Cell Site Info A Fourth Amendment Violation? A Primer On Carpenter v. US

Forbes: Is Warrantless Access To Cell Site Info A Fourth Amendment Violation? A Primer On Carpenter v. US by John Villasenor

Posted in Cell site location information | Comments Off

D.S.D.: Pinging cell phone to locate def after arrest warrant issued didn’t implicate 4A

Pinging defendant’s cell phone to locate him after an arrest warrant issued didn’t implicate the Fourth Amendment. There was also exigency from fear for safety of the CI and of destruction of evidence. United States v. Sauceda, 2017 U.S. Dist. … Continue reading

Posted in Cell phones, Cell site location information, Ineffective assistance | Comments Off

Westlaw Insider: The Fourth Amendment in a Digital Age

Westlaw Insider: The Fourth Amendment in a Digital Age:

Posted in Cell phones, Cell site location information, Computer searches, Surveillance technology | Comments Off

Carpenter oral set for Nov. 29, briefs all in

The oral argument in the cell site location information-third party doctrine case this past week was set for November 29th. ScotusBlog here with links to all the briefs, both parties and amici. Petitioner’s brief Amici: Competitive Enterprise Institute, et al. … Continue reading

Posted in Cell site location information, SCOTUS, Third Party Doctrine | Comments Off

OH12: SW for text messages on cell phone was particular when limited to one person’s messages

Defendant was a police officer who was suspected of sexual battery of a student ride along. There were text messages, and a search warrant was obtained for his cell phone. The lack of a time frame for the text messages … Continue reading

Posted in Cell phones, Cell site location information, Ineffective assistance, Particularity | Comments Off

D.Neb.: Over a year of CSLI was reasonable where the conspiracy covered over two years

Defendants were charged with a series of ATM robberies, and the government sought historical CSLI to link the defendants together. This is third party information. The fact that information was sought for over a year in some of the defendants’ … Continue reading

Posted in Cell site location information, Reasonableness | Comments Off

N.D.Cal.: Use of a Stingray to track a phone is a search requiring a warrant, except in exigent circumstances

Use of a Stingray is a “search” and requires a warrant. The court notes the differing approaches of the courts, but this court has already weighed in in favor of the citizen. “Accordingly, the court determines that a warrant was … Continue reading

Posted in Cell site location information, Stingray / Hailstorm | Comments Off