Fourth AmendmentSecurityFeds: No Warrant Needed to Track Your Car With a GPS DeviceBy David KravetsSecurityAppeals Court Curbs Border Agents' Carte Blanche Power to Search Your GadgetsBy David KravetsSecurityFeds Demand Dismissal of Dragnet-Surveillance ChallengeBy David KravetsSecurityGoogle Says the FBI Is Secretly Spying on Some of Its CustomersBy David KravetsSecurityAlleged Drug Dealer at Center of Supreme Court GPS Case Wins MistrialBy David KravetsSecuritySupreme Court Thwarts Challenge to Warrantless SurveillanceBy David KravetsSecurityDrug-Dog Alerts Are 'Up to Snuff,' Supreme Court SaysBy David KravetsSecurityDHS Watchdog OKs 'Suspicionless' Seizure of Electronic Devices Along BorderBy David KravetsSecurityGenetic Privacy Front and Center at Supreme CourtBy David KravetsSecurityMan With 4th Amendment Written on Chest Wins Trial Over Airport ArrestBy David KravetsSecurityYahoo, Like Google, Demands Warrants for User E-MailBy David KravetsSecurityGoogle Tells Cops to Get Warrants for User E-Mail, Cloud DataBy David KravetsSecurityMan Arrested for Flipping Off Cop Wins Day in CourtBy David KravetsSecurityBush-Era Wiretapping Case Killed Before Reaching Supreme CourtBy David KravetsSecuritySenate Approves Warrantless Electronic Spy PowersBy David KravetsSecurityIntroducing the 'State Secrets' Drinking GameBy David KravetsSecurityJudge OKs Warrantless Cell-Site Data in Landmark Privacy CaseBy David KravetsSecurityState Secrets Front and Center in Dragnet Surveillance CaseBy David KravetsSecurityExpiring Warrantless Spy Bill to Be Reauthorized by Year's EndBy David KravetsSecurityCalifornia Eyeing Drone SurveillanceBy David KravetsSecuritySenate Committee Approves Bill Requiring Warrants for E-MailBy David KravetsSecurityKey E-Mail-Privacy Senator Denies a Turn to the Dark SideBy David KravetsSecurityAs CIA Chief Scandal Looms, Lawmakers Consider Tightening E-Mail PrivacyBy David KravetsSecurityPost Petraeus Scandal Google Releases Stats Showing Uptick in Gov Requests for DataBy David KravetsMore Stories