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Web Surfing
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Websites that collect personal data may allow you to decide whether the data can be shared with third parties, such as marketing companies, and whether you want to receive e-mail offers from them. Typically you check a box, either agreeing to this or refusing. You have no obligation to share your personal information with anyone, so opt-out if the offer holds no interest.
For more on opting-out, and an easy way to notify sites that you want to opt-out, visit the Center for Democracy and Technology.
If you access the Internet with a dial-up account, the chances of data
theft are minimal. But if you have a broadband connection, such as
DSL or a cable modem, watch out. With these "always on" connections, you
become a more likely target for hackers. Be sure your computer has a firewall. Microsoft's XP and Vista operating systems have them built-in, as does the Mac OS. But should you need to install a firewall, we recommend ZoneAlarm. You can download it for free from ZoneLabs.
As you surf the Web, your browser both records the addresses of where you've been and stores downloaded files in a cache. If you want to keep this information from prying eyes, periodically clear the temporary Internet files, delete the history files and the drop-down list under the address or location bar. While this may seem an extreme step, if you share a computer, or use a public computer, consider doing this. Here's how:
Next, To clear the cache, click on Advanced then Cache. Next, click on the Clear Cache button.
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