The Bluetooth Special Interest Group just released the Bluetooth 4.2 Core specification in December. This specification releases focuses on Bluetooth Low Energy security and privacy. It also makes Bluetooth Low Energy technology ready to play a major role in the Internet of Things space. This talk is presenting the new features of Bluetooth 4.2 and how they have been adapted for Linux. The talk will present the possibilities that this new specification opens for Linux in the Internet of Things world and for small embedded sensor devices.