Twitter has announced its own bug bounty program. The main problem is that once a bounty program is in place, hackers consider it a green light to attack the system. High-level researchers, added Ilia Kolochenko, dont usually care about bug bounties. Kolochenkovsky: Competent researchers are not usually the people who regularly submit bugs to collect the bounties, simply because that is not their motivation, but thats definitely not their core business/hobby”]
Source: https://informationsecuritybuzz.com/news/bug-bounty-programs-good-bad/