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Since the NSA focuses on intercepting and analyzing communications for security purposes, it was a no-brainer that it asked the phone companies for the information, said Arthur Hulnick, an intelligence expert at Boston University, who likened the NSA to a giant vacuum cleaner.
Similar(59)
The procedures "would clarify that the National Security Agency NSAA) may analyze communications metadata associated with United States persons and persons believed to be in the United States", Wainstein wrote.
For decades, the N.S.A. relied on its own computer scientists, cryptographers and mathematicians to tap, decode and analyze communications as they traversed phone lines and satellite networks.
"There was no reaction from the Chinese," one Defense Department official said today after the RC-135, a military version of the Boeing 707 that is designed to collect and analyze communications signals, had landed.
In December 2012, for example, the NSA launched one new program allowing it to analyze communications with one end inside the US, leading to a doubling of the amount of data passing through its filters.
Eventually, the NSA gained authority to "analyze communications metadata associated with United States persons and persons believed to be in the United States", according to a 2007 Justice Department memo, which is marked secret.
The memo said: The Supplemental Procedures, attached at Tab A, would clarify that the National Security Agency NSAA) may analyze communications metadata associated with United States persons and persons believed to be in the United States…We conclude that the proposed Supplemental Procedures are consistent with the applicable law and we recommend that you approve them.
The CIA, for instance, uses it to analyze communications among suspected terrorists; corporations to analyze customer complaints.
Greenwald expresses skepticism that the agency is subject to "rigorous oversight," citing a former cabinet minister Chris Huhne who has insisted that the ministers were in "utter ignorance" about one of the largest GCHQ programs Tempora, which allows the UK to collect, store and analyze communications much like the American PRISM program.
Instead, the NSA chose Trailblazer, a multi-billion dollar computer program that was supposed to revolutionize how the agency analyzed communications data.
We analyzed faxed pharmacy communications spanning from September to November 2011 (the period immediately prior to the implementation of the EMR) and we analyzed communications from one of the provincially approved EMRs (QHR Accuro) from September to November 2014 (39 months after EMR implementation).
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