题目内容
It is highly likely that each one of us has an electronic profile created by information resellers.
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Identity theft and mistaken identity are the same.
Most browsers offer a privacy mode that ensures that your browsing activity is not recorded on your hard disk.
A tracking cookie is generally used by an advertising company affiliated with a website you have visited to keep track of your web activity as you move from one site to the next.
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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