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Article
Safety relay selection algorithms based on fuzzy relationship for wireless sensor networks
The remote nodes using a selecting relay algorithm (SRA) transmit its dates on wireless sensor networks (WSNs). The algorithm can enhance the network life cycle. It selects an appropriate cooperation node as a...
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Article
Towards secure and efficient user authentication scheme using smart card for multi-server environments
Two user authentication schemes for multi-server environments have been proposed by Tsai and Wang et al., respectively. However, there are some flaws existing in both schemes. Therefore, a new scheme for impro...