Improving the Efficiency of a Message Validation System in a Vehicular Ad Hoc Network. - Mulatu Yirga Beyene; Salahadin Seid Musa; Habtamu Molla Belachew; Behaylu Tadele Alemu; Amogne Andualem Ayalew; Melaku Lake Tegegne (J. Comput. Networks Commun., 2025)