我们不再纯真的年代.doc

我们不再纯真的年代.doc我们不再纯真的年代
篇一：Unit 8 Computers and Security课文翻译大学体验英语二
Unit 8 Computers and Security
Passage A You Are the Weakest Link, Goodbye.
Do you remember the good old days? Innocent times spent sharing documents and executable files without a care in the world. Okay, every month or so you might encounter a boot sector virus - but they were easy to deal with even if the anti-virus software didnt pick them up.
But those long lazy summers disappeared too fast. Macro viruses made Information Technology (IT) administrators grow up fast as they realized there was a type of virus which could spread very quickly throughout an organization. It wasnt unusual to find hundreds of computers within personal company infected by viruses transmitted via email attachments. The IT staff were amongst the fittest departments in your company, running from Personal Computer (PC) to the next cleaning them up.
There had to be a better way. Companies now realize that viruses arent "urban myths", and can have a serious impact on their operations. They invest in anti-virus software on the desktops, servers and email gateways and even put in place procedures to ensure their anti-virus is up-to-date with the very latest detection routines.
It sounds like companies have put in place adequate defenses to protect against viruses. But have they?
Anti-virus software detects most of the viruses your users are likely to encounter - often without the user even knowing. However, the software must be updated regularly, preferably daily in any large company. Even then, a very new virus can infect your users. With the rapid transmission of files through networks and the Internet, a virus can spread a considerable distance before it can be identified and protected against. Fortunately, only a few viruses ever do this but the likes of Melissa and the Love Bug can inflict serious damage before their progress is stopped. Whilst employees become suddenly aware during the ensuing media excitement,