The rapid increase in health care data breaches with the existing centralized systems
emphasizes a decentralized health care system while ensuring reliability, privacy, security …

It is widely believed that hyper elliptic curve cryptosystems (HECCs) are not attractive for
wireless sensor network because of their complexity compared with systems based on lower …

A group key agreement protocol allows a set of users to establish a common session key
over an open network. A dynamic contributory group key agreement (DCGKA) protocol …

Abstract The contemporary Group Key Agreement (GKA) entails lightweight computing,
reduced communication, decentralized certification, personal privacy protection, traceability …

Group key management with privacy preserving and trust still remains a precarious and
stimulating issue for securing multicast communications in an energy embarrassed large …

Group key agreement protocol permits a set of users to create a common key to make sure
security of information exchange among members of the group. It is extensively used in …

The advent of group‐oriented communication applications in Vehicular Ad Hoc Networks
(VANETs) has trigger research on lightweight privacy‐preserving Secure Group …

Group communication protocols that utilize multicast or local broadcast transmissions are
more efficient than point-to-point protocols when disseminating the same information to …

Cryptography has remained a well-known and well-researched topic for ages. It is the first
line of defense for any networked system. A lot of algorithms have been developed using …

With the rapid increase in the popularity of groupware applications whose security mainly
relied on the key being used, which made multi‐party/group secret key agreements …