08年职称英语考试阅读判断试题训练(十三)
文章作者 100test 发表时间 2008:07:01 10:00:40
来源 100Test.Com百考试题网
13．Crypto 密码
Technology is a beauty. We eagerly adopt its pleasure, preferring to cope with the drawbacks on the morning after. Who can resist innovations like mobile phones and networked computers? They put anyone, anywhere, within earshot, and zip information— whether an expression of love, a medical chart or a plan for a product rollout— around the world in a heartbeat. Unfortunately, it’s all too easy for eaves0droppers to snap up those messages and conversations en route to their intended receiver. We think we’re whispering, but we’re broadcasting.
In this case, there’s an antidote: cryptography, the use of codes and ciphers to protect information. If you scramble information before it’s sent, eaves0droppers can’t hear what you say or read what you’re written. The good news is that, after decades of struggle against a government opposed to its widespread use, we’ve finally got access to crypto— software that does the scrambling, as well as other
下一页：阅读《08年职称英语考试阅读判断试题训练(十三)》的全文
|
