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Livid
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Scope and Scale of NSA Collection

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  •   Livid · 2013-08-10 16:31:33 +08:00 · 2139 次点击
    这是一个创建于 4125 天前的主题,其中的信息可能已经有所发展或是发生改变。
    http://www.nsa.gov/public_info/_files/speeches_testimonies/2013_08_09_the_nsa_story.pdf

    里面有这么一段:

    According to figures published by a major tech provider, the Internet carries 1,826 Petabytes of information per day. In its foreign intelligence mission, NSA touches about 1.6% of that. However, of the 1.6% of the data, only 0.025% is actually selected for review.

    每天拦截接近 30PB 的流量...
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