The advances in wireless communication and decreasing costs of mobile devices have enabled users to access desired information at any time. Coupled with positioning technologies l...
Flash memory is a type of electrically erasable programmable read-only memory (EEPROM). Because flash memories are nonvolatile and relatively dense, they are now used to store ï¬...
With the growing use of wireless networks and mobile devices, we are moving towards an era where spatial and temporal information will be necessary for access control. The use of s...
Emergencies happen frequently and handling them effectively is necessary. In many cases, emergencies are treated by a static procedure, without considering the requirements of th...
—An increasing number of mobile devices, including smartphones, use WLAN for accessing the Internet. Existing WLAN authentication mechanisms are either disruptive, such as presen...