After understanding the hardware a hacker would use to go about his or her business, you need to understand what is it about the 802.11 wireless transmission medium (which can also be applied to other wireless technologies) that enables hackers to detect signals or inject their own signals into the wireless spectrum. The purpose of doing this is either to obtain information or conduct hacking activity from a location outside the physical premises where the target wireless network is located.
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Read how to maintain and repair any desktop and laptop computer. This Ebook has articles with photos and videos that show detailed step by step pc repair and maintenance procedures. There are many links to online videos that explain how you can build, maintain, speed up, clean, and repair your computer yourself. Put the money that you were going to pay the PC Tech in your own pocket.