They are called ethical hackers or white hats. They prowl the world wide web looking for loopholes in IT systems. They are the good guys, looking for the bad guys who may get to your data and exploit it.Now as the pandemic forces a range of businesses online, particularly financial transactions and payments, it may be a boom time for hackers and ethical hackers alike.30-year old Rajshekhar Rajaharia is an ethical hacker. He doesn’t l...