题目内容
Web bugs are usually hidden within the HTML code for a web page or in an e-mail message as an invisible image.
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It is against the law for keystroke loggers to be deposited on your hard drive by the company you work for.
Spy removal programs are designed to detect and remove various types of privacy threats.
The archiving and search features of the web make your online identity available indefinitely.
Computer security focuses on protecting information, hardware, and software from unauthorized use as well as preventing or limiting the damage from intrusions, sabotage, and natural disasters.
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