2008 Data Mining Letter Report (PDF, 46 pages): “This is the third report by the Privacy Office to Congress on data mining. This letter report identifies the data mining activities deployed or under development within DHS, as defined by the Data Mining Reporting Act, and describes the framework the Department will use to report on such activities in the future pursuant to Section 804 of the Implementing Recommendations of the 9/11 Commission Act of 2007, entitled, The Federal Agency Data Mining Reporting Act of 2007 (Data Mining Reporting Act).”