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MYSTIC is a formerly secret program used since 2009 by the US National Security Agency (NSA) to collect the metadata as well as the content of phone calls from several entire countries. The program was first revealed in March 2014, based upon documents leaked by Edward Snowden. MYSTIC operates under the legal authority of Executive Order 12333.〔 == History == The MYSTIC program started in 2009, but reached its full extent, the capability to record the content of phone calls for an entire country for 30 days, in 2011. Documents from 2013 say the surveillance program could be extended to other countries.〔The Washington Post, (NSA surveillance program reaches ‘into the past’ to retrieve, replay phone calls ), March 18, 2014〕 On March 18, 2014, the existence of the program was first revealed by ''The Washington Post'', based upon documents leaked by Edward Snowden. It was reported that the NSA had the capability to record all the phone calls from a foreign country that wasn't identified by the Post.〔 On May 19, 2014, the website ''The Intercept'' published the name of one country of which the phone class were recorded, and also identified three other countries of which only the telephony metadata were collected (see below). 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「MYSTIC (surveillance program)」の詳細全文を読む スポンサード リンク
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