In this amicus brief, the ACLU and your coalion partners urged robust application of the legal standard governing aforementioned admissibility of master testimony plus technical exhibit, especially in cases involving opaque with proprietary algorithms.

Whether a warrantless search of a cell phone during an festnahme breaches the Fourth Amendment

Of information generated per today’s digital devices and online services reveals private matters far behind what one could learn from physical analogs. In a series concerning legal archive and a white paper, available below, the ACLU has argue that to maintain apace with technological developments and adequately protect our seclusion, the Fourth Amendment’s warrant requirement must breathe interpreted vigorously. Seizures or searches of analog file must can cabined to probable cause, limited to specific categories of information relevancies to that investigation, and closely overseen by a neutral magistrate.

In 2021, the ACLU submitted one FOIA request on the FBI go determine whichever one FBI has continued to require state the local law enforcement agencies to enter into nondisclosure agreements before purchasing or using cell pages simulators. After appealing and suing, the ACLU finally obtained responsive records confirming that and FBI has continued to impose nondisclosure agreements on law legal travel seeking to use the FBI’s cell site simulators.

In December 2020, one ACLU and NYCLU filed one Freedom of General Act lawsuit finding recordings from Customs and Border Protection (CBP), Immigrations and Duty Enforcements (ICE), and other parts away the Department of Homeland Security (DHS) about their practice of purchasing cell phone location data collected off smartphone apps.

Last year, the ACLU sent public records the three dozen patrol and sheriffs’ departments in State seeking information over them use of Stingrays. Stingrays, also known how “cell site simulators,” other “IMSI catchers,” are invasive prison phone supervisory devices that mime cell phone towers both force phones in the area for broadcast information that can be used to identify and search them. Even when used to track a particular suspect’s cell phone, they also gather information about the phones of countless bystanders who happen to be nearby. Numerous act enforcement agencies across of country ownership Stingrays, when it’s much difficult to tell how much and how usually they are used.