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This is a free sample preview of the essay
Computer Security
Beginning of essay
About two hundred years before, the word "computer" started to appear in the dictionary. Some people even didn't know what is a computer. However, most of the people today not just knowing what is a computer, but understand how to use a computer.
Therefore, computer become more and more pop ....
Middle of essay
....ey just stole computer time from the university. However, in the early 1980s, hackers became a group of criminals who steal information from other peoples' computer.
For preventing the hackers and other criminals, people need to set up a good security system to protect the data in the computer. The most important thing is that we cannot allow those hackers and criminals entering our computers. It means that we need to design a lock to lock up all our data or using identification.... |
| Number of words: 2496 |
Approximate pages: 10 |
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