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  3. What kind of things does a hacker do? In what ways are hackers harmful to the network security?

What kind of things does a hacker do? In what ways are hackers harmful to the network security?

admin2013-07-02  17
问题 What kind of things does a hacker do? In what ways are hackers harmful to the network security?
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答案Hackers break into telephone company computers and make free, long-distance telephone calls, and once experienced ones can invade computers at banks, airlines and other businesses to steal or alter the stored information. This can cause serious problems to both the government and the public.
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