With more and more enterprises sharing their sensitive data on cloud servers, building a secure cloud environment for data sharing has attracted a lot of attention in both industry and academic communities. In this paper, we propose a conjunctive precise and fuzzy identity-based encryption (PFIBE) scheme for secure data sharing on cloud servers, which allows the encryption of data by specifying...

Today, the trend of Internet Things (IoT) is increasing through use smart devices, vehicular networks, and household devices with internet-based networks. Specifically, IoT gadgets used in government military are crucial to operational success. Communication data sharing between these have increased several ways. Similarly, threats information breaches communication channels also surged signifi...