The word “hacker” gets used in a pejorative sense by journalists an awful lot. Some people think this is perfectly reasonable; others find it offensive, and recommend an alternative term for that meaning.
'Hacking' and 'Hackers' are terms generally tend to have a negative effect on people. Most of them Straight away start associating hackers with computer criminals which is just a false assertion.According to reports from authentic sources, 80% of the computer systems in the world are vulnerable to cyber attack.So it is imperative for major corporations and other companies to secure their databases from the threat of cyber attackers.
Ethical Hacking is the field of computing that enables the protection of computer systems from "Crackers" and other intrusive-programs with malicious intent. From the above statements actually you can understand the difference between Hackers and Crackers.
Hackers are the real good guys who are penetration testers who focuses on securing and protecting IT Systems. While Crackers refers to skilled hacker, who breaks into networks for harming them.So don't do anything as a cracker does and should think LIKE A CRACKER to stop Crackers....