10. Protecting Your PC from Viruses, Spam, and Other Online Nuisances

When you connect your computer to the Internet, you open a whole new can of worms—literally. Computer worms, viruses, spyware, spam, and the like can attack your computer and cause it to run slowly or not at all. In addition to these malicious software programs (called malware) that can infect your computer, you’re likely to come across all manner of inappropriate content that you’d probably rather avoid. It can be a nasty world online, if you let ...

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