Author(s)

Zhengtao JIANG, Yongbin WANG, Yong WANG, Yumin WANG

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This paper analyses security mechanism and authentication, key agreement protocol of 3G system amply, puts forward a amelioration scheme. This scheme assures security communications without credible VLR. This paper analyses ameliorative protocol and resolves the security communications problem between MS and HLR.

3G Security, 3G Security Structure, 3G authentication and key agreement protocol Security arith- metic

Z. JIANG, Y. WANG, Y. WANG and Y. WANG, "Investigations on Simultaneously Secure IBE Scheme and Security Proofs under RO and Non-RO Model," Intelligent Information Management, Vol. 1 No. 1, 2009, pp. 6-13. doi: 10.4236/iim.2009.11002.