ThinThread is the name of a project that the United States National Security Agency ( NSA ) pursued during the 1990s , according to a May 17 , 2006 article in '' The Baltimore Sun '' . The program involved wiretapping and sophisticated analysis of the resulting data , but according to the article , the program was discontinued three weeks before the September 11 , 2001 attacks due to the changes in priorities and the consolidation of U.S. intelligence authority
September 11 , 2001 attacks
September 11 attacks
ThinThread