What is bug bounty? Why bug bounty programs are held? How can one earn money by bug bounty hunting? What is the scope of bug bounty hunting? What are the pre requisite to become a successful bug bounty hunter? Sites that host bug bounty programs. Some best sources to start career bug bounty hunting. Pros and Cons of bug bounty hunting. What is bug bounty hunting? Bug bounty programs are a col-lab of companies and white-hat hackers to work    together exposing security vulnerabilities and bugs in a company’s technology. Most importantly, the companies executing bug bounty programs can set ground rules and limitations of how they want hackers to test their site, how far they can go breaking their website and what kind of compensation hackers can expect to receive for reporting vulnerabilities. Why bug bounty programs are held? Developers at companies develops the code but sometimes some mistakes or flows are made and left unseen. Mistake can be as small