V2EX = way to explore
V2EX 是一个关于分享和探索的地方
现在注册
已注册用户请  登录
Livid
V2EX  ›  分享发现

Scope and Scale of NSA Collection

  •  
  •   Livid · 2013-08-10 16:31:33 +08:00 · 2140 次点击
    这是一个创建于 4129 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...
    目前尚无回复
    关于   ·   帮助文档   ·   博客   ·   API   ·   FAQ   ·   实用小工具   ·   2913 人在线   最高记录 6679   ·     Select Language
    创意工作者们的社区
    World is powered by solitude
    VERSION: 3.9.8.5 · 25ms · UTC 13:12 · PVG 21:12 · LAX 05:12 · JFK 08:12
    Developed with CodeLauncher
    ♥ Do have faith in what you're doing.