Category Archives: Cell site location information

W.D.Pa.: CSLI warrant based on CI’s statement was with PC

The CSLI warrant here was based on probable cause from a CI. “In sum, the Affidavit was not required to contain a statement regarding the confidential informant’s reliability and its absence is not dispositive of the reliability determination or the … Continue reading →

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C.D.Cal.: Even if Carpenter reverses, Davis GFE will apply to searches occurring before

Even though CSLI is before SCOTUS in Carpenter, this court had sustained seizure of CSLI before, so, even if Carpenter reverses, the Davis good faith exception will sustain this seizure. United States v. Brown, 2017 U.S. Dist. LEXIS 126504 (C.D. … Continue reading →

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Law360: Cell Location Searches Assailed In Raft Of High Court Briefs

Law360: Cell Location Searches Assailed In Raft Of High Court Briefs by Shayna Posses:

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Techdirt: ACLU Tells Court Long-Term Cell Site Location Tracking Should Require A Warrant

Techdirt: ACLU Tells Court Long-Term Cell Site Location Tracking Should Require A Warrant by Tim Cushing:

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Cato: To Apply the Fourth Amendment in the Digital Age, Go Back to Its Text

Cato: To Apply the Fourth Amendment in the Digital Age, Go Back to Its Text by Ilya Shapiro re Cato’s Carpenter amicus brief:

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CA10: CSLI is third-party information

Noting pendency of Carpenter, the Tenth Circuit finds CSLI third-party records and they are bound to apply the third-party doctrine. United States v. Thompson, 2017 U.S. App. LEXIS 14551 (10th Cir. Aug. 8, 2017). Defendant had a warrantless search condition … Continue reading →

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M.D.Fla.: Probation condition doesn’t permit warrantless tracking of defendant’s cell phone as a matter of course. If he’s a fugitive, yes, by court order

Probation condition doesn’t permit warrantless tracking of defendant’s cell phone as a matter of course. When he’s a fugitive, however, it can be. United States v. Ponce, 2017 U.S. Dist. LEXIS 119550 (M.D. Fla. July 31, 2017):

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CA9: A valid parole search includes detaining the property long enough to search it

Defendant was on a parole search condition, and that included searching any property under his control and even detaining that property long enough to do it. United States v. Miller, 2017 U.S. App. LEXIS 14283 (9th Cir. Aug. 3, 2017). … Continue reading →

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SCOTUSBlog: Symposium: Justices poised to consider, or reconsider, Fourth Amendment doctrines as they assess the scope of privacy in a digital age

SCOTUSBlog: Symposium: Justices poised to consider, or reconsider, Fourth Amendment doctrines as they assess the scope of privacy in a digital age by John Castellano, Asst. District Attorney of Queens County, New York

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SCOTUSBlog: Symposium: Will the Fourth Amendment protect 21st-century data? The court confronts the third-party doctrine

SCOTUSBlog: Symposium: Will the Fourth Amendment protect 21st-century data? The court confronts the third-party doctrine by Jennifer Lynch, EFF

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SCOTUSBlog: Symposium: A defense of the doctrine [Re Carpenter]

SCOTUSBlog: Symposium: A defense of the doctrine by David LaBahn, president and CEO of the Association of Prosecuting Attorneys (with links to other articles in the same vein):

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MD: Court order to access def’s location from murder victim’s cell phone by cell site simulator was in good faith

The use of a cell site simulator to find defendant who was suspected of having taken his alleged murder victim’s cell phone was done in objective good faith because officers relied on an order to initiate the tracking. [Since Maryland … Continue reading →

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D.R.I.: Warrantless ping of def’s cell phone was based on exigency of threatened suicide

Defendant sent texts suggesting he’d commit suicide rather than go to prison for child pornography, something he’d been involved with before. The officers had exigent circumstances to have his cell phone pinged to find him. There was a factual dispute … Continue reading →

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S.D.N.Y.: Seizure of months of CSLI was proper to connect def to a particular place

Months of historical CSLI, rather than just three day’s worth, was properly acquired by the government to show defendant’s connections to the property at issue. The third party doctrine provides defendant no relief [yet]. United States v. Serrano, 2017 U.S. … Continue reading →

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WaPo: Court: Warrantless requests to track cellphones, Internet use grew sevenfold in D.C. in three years

WaPo: Court: Warrantless requests to track cellphones, Internet use grew sevenfold in D.C. in three years by Spencer S. Hsu:

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CA2 looks at CSLI anew and still finds warrant not required

The Second Circuit declines to find its precedent in In re Application of the United States for an Order Directing a Provider of Electronic Communication Service to Disclose Records to the Government was still binding. Looking at the issue anew … Continue reading →

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MA: No PC shown for text messages, but PC shown for CSLI information

The state could not show that defendant’s text messages would show his connection with a murder, so the text messages were properly suppressed. The ubiquity of cell phones, however, does provide probable cause to believe that it might show the … Continue reading →

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Investor’s Business Daily: Betsy McCaughey: How Privacy Purists Are Helping Criminals [No they’re not and she doesn’t get how it all works.]

Investor’s Business Daily: Betsy McCaughey: How Privacy Purists Are Helping Criminals:

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Motherboard: The Supreme Court Phone Location Case Will Decide the Future of Privacy

Motherboard: The Supreme Court Phone Location Case Will Decide the Future of Privacy by Stephen Vladeck: Later this year, the Supreme Court will decide if police can track a person’s cell phone location without a warrant. It’s the most important … Continue reading →

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More news on CSLI cert grant

MIT Technology Review: Warrantless Tracking of Cell Phone Location Data by the Police Could Get Harder EFF: Supreme Court Will Hear Significant Cell Phone Tracking Case techdirt: Supreme Court To Consider Fourth Amendment Implications Of Cell Site Location Info Digital … Continue reading →

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