There is much concern these days about computer and personal security on the Internet. With the number of Web sites growing more and more every hour, so too grow the malicious users who cause system crashes and attempt to steal information. Identity theft, credit card fraud, and more are all concerns when using the Internet to do your banking, to make purchases, or whenever you send your personal information over the Internet. Fortunately, there are some easy steps you can take to help protect yourself. In this section we will explore computer security.