Key refresh - PowerPoint PPT Presentation

Keying for Fast Roaming

Keying for Fast Roaming. Nancy Cam-Winget, Cisco Systems Keith Amann, Spectralink Bill Arbaugh, University of Maryland Greg Chesson, Atheros Dan Harkins, Trapeze Russ Housley, Vigil Security Fred Stivers, Texas Instruments Jesse Walker, Intel Corporation. Agenda. Concepts

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431 views • 25 slides

Security Mechanisms and Key Refresh for P2PSIP Overlays

draft-birkos-p2psip-security-key-refresh-00 Konstantinos Birkos University of Patras, Greece kmpirkos@ece.upatras.gr IETF 77, Anaheim, USA. Security Mechanisms and Key Refresh for P2PSIP Overlays. Outline. Security Challenges in P2PSIP Overlays Message Encryption Key Refresh Mechanism

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144 views • 12 slides

Network Security in Ring Multicast

Refreshing member. Station. A. e. *. f. K [F; 0; from d; T 1 ]. TK. T 1 K. K. K. AB. K [G;1;from d; T B ,T C ]. N 1. N 1. 1. T=T A T B T C T D. D’’F, CD’’F. *. Ko [F;0;new;B’CD]. D’’, CD’’, ACD’’. *. *. a. d. e. a. d. a. K [F;0;from d;T D ]. Packet data.

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114 views • 1 slides

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