If you believe you have found a security vulnerability on Facebook (or another member of the Facebook family of companies), we encourage you to let us know right away. We will investigate all legitimate reports and do our best to quickly fix the problem. Before reporting though, please review this page including our ...
 Please note that all bounty rewards are paid on first come first serve basis. As soon as bounty campaign reaches maximum amount it will be closed automatically. Any attempts to abuse or trick the system will result in permanent ban on our website as well as all future bounty rewards will be cancelled.