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Ethical hackers are specialised Cyber Security experts who work for all organizations which have an internet presence and use extensive use of web technologies for Business . Ethical Hackers role is a proactive one as they prevent cyber- crimes and protect cyber space from intrusion. They ensure data security and protect computer systems from illegal hacking activities. Computer Hackers use their expertise in computing and knowledge of programming, web applications, operating systems, assembly language, internet security systems etc. to protect computer systems from illegal hackers.
It is a niche skill and has limited career opportunities. However, if you able to break into your first job then its is very high paying and respected job. Most of computer hackers have graduation degrees such as BTech CSE/IT, BCA-MCA, BSc CS. Most of the hackers are those who have excellent programming skills. It is suggested that you opt for CS over IT for better understanding of computing theory and concepts.