摘要 |
A method, by a security manager in a first ad-hoc network, of facilitating communication (26) between a first device located in the first ad-hoc network and a second device located in a second ad-hoc network, said method comprising: sending the first device a first group key; receiving, via a relay channel, a request for authentication from the second device, wherein the relay channel is established using first and second transceivers, the first transceiver being in said first ad-hoc network and the second transceiver being in said second ad-hoc network; and sending the second device the first group key. |