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Security Architecture and Requirements for Wireless Sensor Networks
Yiguang Gong,Feng Ruan,Zhiyong Fan,Jianmin Hou,Ping Mei,Tao Li 보안공학연구지원센터 2016 International Journal of Security and Its Applicat Vol.10 No.8
Recently, with the wider application and development of wireless sensor networks (WSNs), security issues become essential for many sensor network applications including environment monitoring, traffic controlling, military sensing, patient status monitoring and so on. In this paper, we summarize the security architecture and requirements, enumerate attacks and countermeasures in wireless sensor networks. In addition, we also summarize key management and introduce several typical key management methods. Which benefit researchers greatly to realizing the situation and trend of state-of-the-art of wireless sensor networks security.
Energy Efficient Strategies with Mobile Sink for WSNs : A Survey
Feng Ruan,Zhiyong Fan,Yiguang Gong,Jianmin Hou,Ping Mei,Tao Li 보안공학연구지원센터 2016 International Journal of Future Generation Communi Vol.9 No.8
Sink mobility has been widely used to reduce the energy consumption of sensor nodes, which can prolong the lifetime of nodes in wireless sensor networks (WSNs). Researchers found that sink mobility can improve the stability, throughput and lifetime of the very large-scale WSNs. However, sink mobility also causes issues such as data latency and communication overhead. With these properties sink mobility remains more research efforts under different requirements. In this paper we present a survey of energy efficient strategies in WSNs with mobile sink. Firstly, we investigate the existing issues in WSNs. Then we focus on the problem of energy efficient data gathering strategy with mobile sink and present some existing solutions. Finally, we conclude this paper with some potential extensions which need to be further explored.