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What exactly NSA Meta data Collection?
Metadata is data about data, or information that describes data. Americans encounter metadata of all types daily. Consider music files on a computer, for example. The song is this scenario would be data.
In NSA communication contents Vs Metadata , metadata has been mentioned in relation to a massive government database of telephone calls collected by the agency from American telecommunications companies. Much about the program, intended as a national security tool is secret. Another example is a digital picture downloaded from your camera to a computer. The pixels that collectively create the image are the data. The date and time the photo was taken is the metadata. The agency has placed taps on undersea cables, and is given access to internet data through partnerships with American telecoms companies. About 90% of the world's online communications cross the US, giving the NSA what it calls in classifed documents a "home-field advantage" when it comes to intercepting information. By confirming that all metadata "seen" by NSA collection systems is stored, the Marina document suggests such collections are not merely used to filter target information, but also to store data at scale.
The NSA Metadata application tracks a user's browser experience, gathers contact information/content and develops summaries of target, the analysts guide explains. This tool offers the ability to export the data in a variety of formats, as well as create various charts to assist in Pattern of life development. An introductory guide to digital network intelligence for NSA field agents, included in documents disclosed by former contractor Edwardsnowden, describes the agency's metadata repository, codenamed Marina. Any computer metadata picked up by NSA collection systems is routed to the Marina database, the guide explains. Phone metadata is sent to a separate system.
NSA secret surveillance court metadata public is a foreign intelligence agency. "NSA's foreign intelligence activities are conducted pursuant to procedures approved by the US attorney general and the secretary of defense, and where applicable, the foreign intelligence surveillance court, to protect the privacy interests of Americans. NSA's activities are directed against foreign intelligence targets in response to requirements from US leaders in order to protect the nation and its interests from threats such as terrorism and the proliferation of weapons of mass destruction.