Related US Application Data(74) Attorney, Agent, or Firm Hunton & Williams LLP (60)
Provisional application No. 60/477,921, filed on Jun.(57) ABSTRACT 13, 2003, provisional …

(51) Int. Cl. network together with a replay attack protector. The packet G06F 7/04(2006.01)
data network obtains authentication triplets, forms a session H04L 9/00(2006.01) key using …

(57) ABSTRACT A wireless telephone and messaging system provides Secure Immediate
Wireless Access (SIWA) to wireless telephones onto existing wireless networks. The SIWA …

(57) ABSTRACT Session Inter-Device (SID) mobility networks (50, 100, 150) are described
in which a seamless transfer of a communi cation session from a first device (56.106, 116) to …

BACKGROUND Wireless local area networks (LANs) provide Internet access in hard-to-wire
places such as airports, malls, and theaters. Due to the physically open and uncontrolled …

(57) ABSTRACT A wireless telephone and messaging system provides Secure Immediate
Wireless Access (SIWA) to wireless telephones onto existing wireless networks, such as …

(57) ABSTRACT A portable cellular phone system is provided, Wherein matched sets of
algorithmically generated communication units are generated, each de? ning an increment …

An Solution for a mobile station to perform intra-domain inter-access controller
authentication using an 802.11 r pro tocol in CAPWAP architecture is presented. The access …

Systems and methods for authenticating key rotation commu nications. Key rotation
communications can include a key counter known to both a headend device and a station …

The invention provides a secure Wi-Fi communications method and system. In an
embodiment of the invention, unique physical keys, or tokens, are installed at an access …