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20届高二入学测试英语试题
完形填空(每题 1.5分)
The Internet affords anonymity to its users, a blessing to privacy and freedom of
speech. But that very anonymity is also behind the explosion of cyber-crime that has
(1) across the Web.
Can privacy be preserved (2) bringing safety and security to a world that seems
increasingly (3) ?
Last month, Howard Schmidt, the nation's cyber-czar, offered the federal government
a (4) to make the Web a safer place---- a "voluntary trusted identity" system that
would be the high-tech (5) of a physical key, a fingerprint and a photo ID card, all
rolled (6) one. The system might use a smart identity card, or a digital credential (7) to
a specific computer, and would authenticate users at a range of online services.
The idea is to (8) a federation of private online identity systems. User could (9) which
system to join, and only registered users whose identities have been authenticated
could navigate those systems. The approach contrasts with one that would require an
Internet driver's license (10) by the government.
Google and Microsoft are among comp