Monthly Archives: November 2013

PRISM/US-984XN Overview

/ / PDFs

PRISM/US-984XN Overview Nineteen slides from a 41-slide April 2013 NSA presentation describing the PRISM collection of data via internet service providers, “the SIGAD most used in NSA reporting.” Slides have been published gradually by several media organisations: see the Washington Post article NSA slides explain the PRISM data-collection program, 6 June 2013.