Abstract We start with role-based trust management (RBTM) and address some of the challenges associated with using RBTM in mobile ad hoc networks (MANETs). We then enhance RBTM with reputation systems (RSs). and propose a new hybrid trust management system (HTMS). In HTMS. https://www.chiggate.com/ja-morant-slam-dunk-memphis-grizzlies-8-x-10-basketball-photo-discount/