In a decision that defines how the Fourth Amendment applies to information collected in the digital age, the Supreme Court today held that police must use a warrant to obtain from a cell phone company records that detail the location and movements of a cell phone user.  The opinion in Carpenter v. United States limits the application of the third-party doctrine, holding that a warrant is required when an individual “has a legitimate privacy interest…

Two federal appellate courts are taking sharply different views on whether—and why—government agents must have some amount of suspicion to conduct forensic searches of electronic devices seized at the border. The Fourth Circuit on May 9, 2018, held that government agents must have reasonable suspicion to conduct forensic searches of cell phones seized at the border.  It said that decision was based on the Supreme Court’s recognition in Riley v. California that phones contain information…