Bluetooth 2.1+EDR – officially here
Bluetooth Special Interest Group (SIG) has officially announced Core Specification v2.1 + EDR (i.e. Enhanced Data Rate) of Bluetooth.
The specification document itself is located here [.zip package].
The group states the following:
Improved pairing also offers “Man in the Middle” protection that in reality eliminates the possiblity for an undetected middle man intercepting information.