Ethical Hacking is the method of locating weakness or potential threats in the system and improve the system security to minimize the act of hacking by potential hackers. It is also known as penetration testing , intrusion testing or red teaming. The ethical hackers have the permission from the organization to conduct the hacking in order to spot the weak points in the system and maintain the privacy of the organization. In this global world of dynamic technologies many companies like IBM, Wipro, and Infosys and many other MNCs are employing ethical hackers as a measure to curb potential threats. According to Nasscom, India will require at least 200000 hackers as compared to 20000 hackers present in the market. Many companies are hiring for conducting Audit and suggest Fixes.