BT 4.1 maintains connections with less manual intervention, and devices can be both client and hub at the same time, enabling Bluetooth devices to communicate with each other. Prior to BT 4.1 ...

As we first reported in yesterday’s weekly security post, researchers at EURECOM have revealed the details (PDF, references) of a new man-in-the-middle (MITM) attack on Bluetooth 4.2 through 5.4 ...