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Three-factor mutually authenticated key agreement protocols for multi-server environments have gained momentum in recent times due to advancements in wireless technologies and associated constraints. Several authors have put forward various authentication protocols for multi-server environment during the past decade. Wang et al. recently proposed a biometric-based authentication with key agreement...
Radio frequency identification (RFID) technology has been widely used in ubiquitous infrastructures. On the other hand, the low-cost RFID system has potential risks such as privacy and security problems, which would be a big barrier for the application. First of all, we analyze the current security protocols for the RFID system. To protect user privacy and remove security vulnerabilities, we propose...
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