Ethical hacking is the art of testing your own network and computers for security holes and learning how to close them up before an unethical hacker gets the chance to get in and do damage. With all the stories in the news on an almost daily basis about hacking, digital security has become one of the most crucial factors in our lives. Most people do their banking online, they use PayPal, they use email and these, plus any other service or website you use with personal information, are open to being hacked. To put it very simply, a hacker is a person who can gain access to a computer system or network and exploit it to steal information, steal financial details, send a virus down to it and do all sorts of other damage. This book is designed to help you develop the methods you need to keep those hackers away from your system. And, to do that, you must learn to think like a hacker!