(Some incoming traffic was also directed instead to Britain's GCHQ for the time being.) Director Michael Hayden called the outage a "wake-up call" for the need to invest in the agency's infrastructure.
In the aftermath of the September 11 attacks, the NSA created new IT systems to deal with the flood of information from new technologies like the Internet and cellphones.
The National Security Agency (NSA) is a national-level intelligence agency of the United States Department of Defense, under the authority of the Director of National Intelligence. Unlike the CIA and the Defense Intelligence Agency (DIA), both of which specialize primarily in foreign human espionage, the NSA does not publicly conduct human-source intelligence gathering.
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The research done under this program may have contributed to the technology used in later systems.
Thin Thread was cancelled when Michael Hayden chose Trailblazer, which did not include Thin Thread's privacy system.
NSA's eavesdropping mission includes radio broadcasting, both from various organizations and individuals, the Internet, telephone calls, and other intercepted forms of communication.
Its secure communications mission includes military, diplomatic, and all other sensitive, confidential or secret government communications.
The origins of the National Security Agency can be traced back to April 28, 1917, three weeks after the U. World War I ended on November 11, 1918, and the army cryptographic section of Military Intelligence (MI-8) moved to New York City on May 20, 1919, where it continued intelligence activities as the Code Compilation Company under the direction of Yardley. The Black Chamber was the United States' first peacetime cryptanalytic organization.
Jointly funded by the Army and the State Department, the Cipher Bureau was disguised as a New York City commercial code company; it actually produced and sold such codes for business use.
Its true mission, however, was to break the communications (chiefly diplomatic) of other nations.
Its most notable known success was at the Washington Naval Conference, during which it aided American negotiators considerably by providing them with the decrypted traffic of many of the conference delegations, most notably the Japanese.
The NSA mounted a major effort to secure tactical communications among U. However a variety of technical and operational problems limited their use, allowing the North Vietnamese to exploit and intercept U. The White House asserted that the NSA interception had provided "irrefutable" evidence that Libya was behind the bombing, which U. President Ronald Reagan cited as a justification for the 1986 United States bombing of Libya.