斯诺登曝美国国家安全局曾密集攻击清华大学
<p><span word="Tsinghua">Tsinghua</span> <span word="University">University</span> <span word="in">in</span> <span word="Beijing">Beijing</span>, <span word="widely">widely</span> <span word="regarded">regarded</span> <span word="as">as</span> <span word="the">the</span> <span word="mainland">mainland</span>’<span word="s">s</span> <span word="top">top</span> <span word="education">education</span> <span word="and">and</span> <span word="research">research</span> <span word="institute">institute</span>, <span word="was">was</span> <span word="the">the</span> <span word="target">target</span> <span word="of">of</span> <span word="extensive">extensive</span> <span word="hacking">hacking</span> <span word="by">by</span> <span word="US">US</span> <span word="spies">spies</span> <span word="this">this</span> <span word="year">year</span>, <span word="according">according</span> <span word="to">to</span> <span word="information">information</span> <span word="leaked">leaked</span> <span word="by">by</span> <span word="Edward">Edward</span> <span word="Snowden">Snowden</span>.</p><p><span word="It">It</span> <span word="is">is</span> <span word="not">not</span> <span word="known">known</span> <span word="how">how</span> <span word="many">many</span> <span word="times">times</span> <span word="the">the</span> <span word="prestigious">prestigious</span> <span word="university">university</span> <span word="has">has</span> <span word="been">been</span> <span word="attacked">attacked</span> <span word="by">by</span> <span word="the">the</span> <span word="NSA">NSA</span> <span word="but">but</span> <span word="details">details</span> <span word="shown">shown</span> <span word="to">to</span> <span word="thePostby">thePostby</span> <span word="Snowden">Snowden</span> <span word="reveal">reveal</span> <span word="that">that</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="most">most</span> <span word="recent">recent</span> <span word="breaches">breaches</span> <span word="was">was</span> <span word="this">this</span> <span word="January">January</span>.</p><p><span word="The">The</span> <span word="information">information</span> <span word="also">also</span> <span word="showed">showed</span> <span word="that">that</span> <span word="the">the</span> <span word="attacks">attacks</span> <span word="on">on</span> <span word="Tsinghua">Tsinghua</span> <span word="University">University</span> <span word="were">were</span> <span word="intensive">intensive</span> <span word="and">and</span> <span word="concerted">concerted</span> <span word="efforts">efforts</span>. <span word="In">In</span> <span word="one">one</span> <span word="single">single</span> <span word="day">day</span> <span word="of">of</span> <span word="January">January</span>, <span word="at">at</span> <span word="least">least</span> 63 <span word="computers">computers</span> <span word="and">and</span> <span word="servers">servers</span> <span word="in">in</span> <span word="Tsinghua">Tsinghua</span> <span word="University">University</span> <span word="have">have</span> <span word="been">been</span> <span word="hacked">hacked</span> <span word="by">by</span> <span word="the">the</span> <span word="NSA">NSA</span>.</p><p><span word="Snowden">Snowden</span> <span word="said">said</span> <span word="the">the</span> <span word="information">information</span> <span word="he">he</span> <span word="shared">shared</span> <span word="on">on</span> <span word="the">the</span> <span word="Tsinghua">Tsinghua</span> <span word="University">University</span> <span word="attacks">attacks</span> <span word="provided">provided</span> <span word="evidence">evidence</span> <span word="of">of</span> <span word="NSA">NSA</span> <span word="hacking">hacking</span> <span word="because">because</span> <span word="the">the</span> <span word="specific">specific</span> <span word="details">details</span> <span word="of">of</span> <span word="external">external</span> <span word="and">and</span> <span word="internal">internal</span> <span word="internet">internet</span> <span word="protocol">protocol</span> <span word="addresses">addresses</span> <span word="could">could</span> <span word="only">only</span> <span word="have">have</span> <span word="been">been</span> <span word="obtained">obtained</span> <span word="by">by</span> <span word="hacking">hacking</span> <span word="or">or</span> <span word="with">with</span> <span word="physical">physical</span> <span word="access">access</span> <span word="to">to</span> <span word="the">the</span> <span word="computers">computers</span>.</p><p><span word="The">The</span> <span word="university">university</span> <span word="is">is</span> <span word="home">home</span> <span word="to">to</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="mainland">mainland</span>’<span word="s">s</span> <span word="six">six</span> <span word="major">major</span> <span word="backbone">backbone</span> <span word="networks">networks</span>, <span word="the">the</span> <span word="China">China</span> <span word="Education">Education</span> <span word="and">and</span> <span word="Research">Research</span> <span word="Network">Network</span> (<span word="CERNET">CERNET</span>) <span word="from">from</span> <span word="where">where</span> <span word="internet">internet</span> <span word="data">data</span> <span word="from">from</span> <span word="millions">millions</span> <span word="of">of</span> <span word="Chinese">Chinese</span> <span word="citizens">citizens</span> <span word="could">could</span> <span word="be">be</span> <span word="mined">mined</span>.</p><p><span word="The">The</span> <span word="network">network</span> <span word="was">was</span> <span word="the">the</span> <span word="country">country</span>’<span word="s">s</span> <span word="first">first</span> <span word="internet">internet</span> <span word="backbone">backbone</span> <span word="network">network</span> <span word="and">and</span> <span word="has">has</span> <span word="evolved">evolved</span> <span word="into">into</span> <span word="the">the</span> <span word="world">world</span>’<span word="s">s</span> <span word="largest">largest</span> <span word="national">national</span> <span word="research">research</span> <span word="hub">hub</span>.</p><p><span word="It">It</span> <span word="is">is</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="mainland">mainland</span>’<span word="s">s</span> <span word="non">non</span>-<span word="commercial">commercial</span> <span word="networks">networks</span>, <span word="owned">owned</span> <span word="by">by</span> <span word="the">the</span> <span word="Ministry">Ministry</span> <span word="of">of</span> <span word="Education">Education</span>, <span word="but">but</span> <span word="operated">operated</span> <span word="and">and</span> <span word="maintained">maintained</span> <span word="by">by</span> <span word="the">the</span> <span word="university">university</span> <span word="and">and</span> <span word="other">other</span> <span word="colleges">colleges</span>.</p><p><span word="Universities">Universities</span> <span word="in">in</span> <span word="Hong">Hong</span> <span word="Kong">Kong</span> <span word="and">and</span> <span word="the">the</span> <span word="mainland">mainland</span> <span word="were">were</span> <span word="revealed">revealed</span> <span word="as">as</span> <span word="targets">targets</span> <span word="of">of</span> <span word="NSA">NSA</span>’<span word="s">s</span> <span word="cyber">cyber</span>-<span word="snooping">snooping</span> <span word="activities">activities</span> <span word="last">last</span> <span word="week">week</span> <span word="when">when</span> <span word="Snowden">Snowden</span> <span word="claimed">claimed</span> <span word="the">the</span> <span word="Chinese">Chinese</span> <span word="University">University</span> <span word="of">of</span> <span word="Hong">Hong</span> <span word="Kong">Kong</span> <span word="had">had</span> <span word="been">been</span> <span word="hacked">hacked</span>.</p>
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