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Exposure to Computer Disciplines



                   Notes         want to get rid of. If you’d rather get rid of all of your cookies at once, click on Clear Now... under
                                 Private Data on the Privacy tab, and check to Cookies checkbox and uncheck all the others before
                                 clicking on Clear Private Data Now.

                                 If you want even easier access to cookies in Firefox, I highly recommend the View Cookies add-
                                 on. It places a new tab on the Page Info dialog, allowing you to see all of the cookies for the site
                                 you’re currently looking at with just a few clicks.

                                 14.4.4 External Tools
                                 There are a lot of third-party tools out there that are designed to make managing your cookies
                                 easier. Many of them can be found right here on Tucows. If you’re just worried about those tracking
                                 cookies that have the potential to violate your privacy, you’ll find that most good anti-spyware
                                 programs will detect and optionally delete the worst of them.

                                 14.5 Spyware and Other BUGS

                                 14.5.1 Spyware

                                 Some companies place “spyware” through their software installations, usually without the user’s
                                 permission. Spyware passes on information about software, browsing habits and purchasing
                                 habits of the user to the company’s data collection facilities. Spyware programs do not collect
                                 information specifically, but report general demographics. Spyware could also have the capability
                                 to take names, credit card and other personal information.
                                 The information gathered by such companies are usually sold and combined with other databases
                                 to build a profile of individual web users. This profile is mainly used for direct marketing purposes.
                                 But proper ad-ware is a serious revenue model for many companies and when used correctly do
                                 not pose a privacy threat.
                                 Guard yourself against Spyware, use:

                                      Software tools
                                      Modify the hosts file on the system

                                      Remove files and making changes manually. This is a complex task as each type of spyware
                                      behaves differently and requires a certain amount of technical know-how Another software
                                      tool that threatens affiliate marketing is “steal ware”. These are products that modify affiliate-
                                      tracking codes to change the person to whom the payment is due. Such tools completely
                                      invalidate affiliate marketing as a valid revenue model. Some peer-to-peer packages are
                                      reported to include these steal ware.




                                                Explain how bugs can harm our data storage devices.



                                 14.5.2 Other Web Bugs
                                 A web bug is a graphics on a web page or an email message that is designed to monitor who is
                                 reading the web page or email message. A web bug is often invisible as its size is only 1 pixel by
                                 1 pixel. It is represented as HTML IMG tags. Any graphics used for monitoring is a web bug. All




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