The documents also revealed the NSA tracks hundreds of millions of people's movements using cellphones metadata. and was part of the war effort under the executive branch without direct Congressional authorization. At that point, the unit consisted of Yardley and two civilian clerks.
Originating as a unit to decipher coded communications in World War II, it was officially formed as the NSA by President Harry S. SCS collection tactics allegedly encompass "close surveillance, burglary, wiretapping, [and] breaking and entering".
The NSA, alongside the Central Intelligence Agency (CIA), maintains a physical presence in many countries across the globe; the CIA/NSA joint Special Collection Service (a highly classified intelligence team) inserts eavesdropping devices in high value targets (such as Presidential palaces or embassies).
In 2013, the NSA had many of its secret surveillance programs revealed to the public by Edward Snowden, a former NSA contractor.
According to the leaked documents, the NSA intercepts and stores the communications of over a billion people worldwide, including United States citizens.
Trailblazer Project ramped up in 2002 and was worked on by Science Applications International Corporation (SAIC), Boeing, Computer Sciences Corporation, IBM, and Litton Industries.
Some NSA whistleblowers complained internally about major problems surrounding Trailblazer. It was developed in small, inexpensive "test" pieces, rather than one grand plan like Trailblazer. intelligence organizations in terms of personnel and budget.As part of these responsibilities, the agency has a co-located organization called the Central Security Service (CSS), which facilitates cooperation between the NSA and other U. The NSA's actions have been a matter of political controversy on several occasions, including its spying on anti-Vietnam-war leaders and the agency's participation in economic espionage.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.In 1999, a multi-year investigation by the European Parliament highlighted the NSA's role in economic espionage in a report entitled 'Development of Surveillance Technology and Risk of Abuse of Economic Information'.The research done under this program may have contributed to the technology used in later systems.