A Review on Security Mechanism of Bluetooth Communication
In this paper, the authors present a survey on security mechanism used in Bluetooth communication. Bluetooth is the Personal Area Network (PAN).It is the kind of wireless Ad hoc network. Low cost, low power, low complexity and robustness are the basic features of Bluetooth. It works on Radio frequency. Bluetooth communication range is categorized as high, medium and low depending upon power level. High range of Bluetooth communication is up to 91 meter, medium range is up to 9 meter and low range is up to 1 meter. Authentication and Encryption are the key security features that are used at the link level in Bluetooth communication. A secret link key is used to achieve these security features which is shared between two Bluetooth devices.