I. Introduction"Hacking" is defined as making a change to something to improve it or to make it do something that was not originally intended. A hacker is someone who will look for flaws or security holes in a computer or phone system. Media coverage has given the term "hacker" a negative connotation. However, the original usage was complementary, indicating someone with a high level of technical sophistication or someone who enjoyed the intellectual challenge of overcoming or circumventing limitations. “White hat” hackers are individuals who seek to identify security weaknesses and highlight them. to the companies whose systems they penetrated. This allows the company to patch identified holes, before black hat hackers can find and exploit the same flaws with malicious intent. There are two types of "white hat" hackers. One group includes people hired by a company to test its security systems. The other group pursues hacking as a vocation: they are uninvited guests who break into security systems for the fun of it. These uninvited "white hat" hackers will, by definition, leave a message for the system administrator to alert him to flaws discovered during their visit.II. Free spiritsUnpaid "white hat" hackers have a very romantic view of their role in cyberspace. Hackurity is a web page dedicated to "white hat" hacking. Their home page states that "Hacking is about pushing the envelope, using technology to its fullest potential, understanding the technology rather than simply relying on it. Nowadays, it's easier than ever to use a computer without being an expert of computers Just point and click Hacking is about going further, doing things that shouldn't be possible, finding new things and exploring the earth from coast to coast..