Patent ID: 8787572
Filing Date: 2014-07-22
Classification: H04L,H04W

Abstract:
1. A method comprising: initiating an association request; establishing an association between a first device and a second device different from the first device based on the association request; participating in a handshake including exchanging an operational key between the first device and the second device during the handshake, wherein participating in the handshake includes: (i) participating in an authenticated handshake when the association request indicates an authenticated access, and (ii) participating in an unauthenticated handshake when the association request indicates an unauthenticated access; and entering an operational phase using the operational key when the handshake is successful, wherein initiating the association request, establishing the association, participating in the handshake, and entering the operational phase are performed by one or more wireless communication devices, wherein establishing the association includes exchanging a pair-specific lifeline key between the first device and the second device, and wherein participating in the unauthenticated handshake includes participating in a key exchange to establish a shared secret between the first device and the second device.