There are various situations where a distinction needs to be made between group members and outsiders. For example, to protect students in chat groups from unpleasant incidents ca...
Conventional cryptography uses encryption key, which are long bit strings and are very hard to memorize such a long random numbers. Also it can be easily attacked by using the brut...
Abdullah Sharaf Alghamdi, Hanif Ullah, Maqsood Mah...
— Security has become important to mobile ad hoc networks (MANETs) due mainly to their use for many missionand life-critical applications. However, the broadcast nature of inter-...
Abstract. Some security problems can be often solved through authorization rather than authentication. Furthermore, certificate-based authorization approach can alleviate usual dr...
Security infrastructures are increasingly used in the health care and welfare sector, particularly for providing security, like confidentiality, authenticity, integrity, nonrepudi...