WPrivacy laws of the United StatesWFourth Amendment to the United States ConstitutionWChildren's Online Privacy Protection ActWCLOUD ActWElectronic Communications Privacy ActWForeign Intelligence Surveillance ActWForeign Intelligence Surveillance Act of 1978 Amendments Act of 2008WFreedom of Information Act (United States)WHealth Insurance Portability and Accountability ActWOmnibus Crime Control and Safe Streets Act of 1968WOpen-fields doctrineWPatriot ActWPrivacy Act of 1974WProtect America Act of 2007WRestore the FourthWSearch and seizureWSection summary of the Patriot Act, Title IIWStored Communications ActWUSA Freedom Act