[doc格式] AKA协议分析及其改进.doc

AKA协议分析及其改进 (?????????p)2008???R24???R4-3?i 36?*?????D???8??6:G???j?[?????H???U??:A ???????? 3G-AKA?????4???????7?? AnalyseandImprovementofSecurity-EnhancedProtocolofAuthenticationandKey Agreementfor3G (1.?[?a?a???????I???D;2.???L?????????A?Y??)???? 1 ?????z 2 ?????? 2 YUANFangBIANRui-zhaoWANGHui-fang ????:?4????3G-AKA???????????j??,?????????F?7????3G-AKA????,???????????????????C:) ???W??:3G;?????a???????x;???????C ?z???4????:TP319.9???W?-???(:A Abstract:Thelimitationsof3G-AKAprotocolareanalyzed,andanimprovedprotocolof3G-AKAisproposed,itcanprovidemore advancedsecurityrequirements. Keywords:3G;authenticationandkeyagreement;securityrequirements ?????p??:1008-0570(2008)04-3-0062-02 1?m?? 3GPP(the3 rd GenerationPartnershipProject)??3G???????? ?z??AKA(AuthenticationandKeyAgreement)???????-?????? ????:)3G-AKA?????U????????:(?????????????????U?????j ??:)?U?t?????????B???C??????????,?????????d?U???????a ???????x?j?w,????????3G???6?????n????,???k?????6?Q?: ?????j?????????????E??:) 23G-AKA?????????Y?4?? 3G-AKA?????/?A????[1,2,3]:)G-AKA?????????Y?4?????A: (1)?????????Y:)???n?????n???N?U?b???????-???????B ?U?k??,?4?t???U?5?O?U?k?????-???U?????????G???B?U?k:) ?U?U?k?R???h?????n????,?p???n?????n?????b???????-???? ???5?O?????-????,???j?w???2?U,?????U?k?4?????v???F?5 ?O?????-??:)???j?w?,??????????????????????VLR????,?? ?Q?????C?U?k???(?????5?O????:)?U?k???????????8?B?Q?a?? ???l??IMSI:)?????U?k???????6???:????????????,???????U ?k?????????Y?????????C:) (2)????????:)?t??AKA????,?U?k???????????y???:?? ??????????,?????x??????????:)?????-?????H,???????????? ????????????,?x??????????????????(HLR)??????????,?? ???6??????????(VLR)????????????:) (3)???r?????????????Y:)AKA?????z,?j????AVs(???? ?s??)???????Y,HE?j???F?U?k???????F??????,?i?y???r?? ?-?aAVs,???H???(???p??:)????HE?z???L???????????????? ???[??,?t?????UHE???????D?6MS,???????K???????????? ?r?????Y:)???????r???n?U?????2????,?U?k???t???????K?? ???A,?x?n?U?2???????n?????l???D???????,?.:)?????H?,?? RAND??AUTH???[???8????,???????H?,??AVs??