Hacking, a term where someone will be think that it is bad, not good and only think of negativity of that term. This term give several meaning to several people’s understanding and knowledge. First, hacking for computer security, and then hacking for hobbyist and last hacking for programmer subculture. There is the different meaning of hacking based on people understanding but there is also one similarity of all this three meaning, finding out weaknesses in a computer or computer network and exploiting them. The early hacker based on the internet article, wrote by Robert Trigaux, for St. Petersburg Times in 2000, this hacker is in early 1970, John Draper who hack the phone system by blowing a precise tone to ask the system to open the line for long-distance call for free. Nowadays, the internet has become the primary medium to perform business transaction and store the important data. Internet also is a primary medium for hacker to do their job. In a modern ways to make all thing easier, all the of a person can be find in internet nowadays, that make the term privacy is no more important to someone[1]. By using this medium also, a hacker can get an IP of a computer, and can breaking the computer system either to upload or download something from it. In the next paragraph will elaborate more on purpose of hacking, the effect of hacking and the way to prevent hacking.

The purposes of hacking that are happen on internet or networking system in entire world today is to steal. Steal what? That was depended on the hacker. But, there is hackers who hack to earn money. Usually, this type of hacker hacks into a bank system to make a fake transaction by finding the point of entry into an information system to get banking data. Based on internet article, by, Brian Williams on Wednesday, March 21 2012, a group of hacker had been caught for stealing 70 million dollar