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 Spec #CR #Revision #CR CatImpacted VersionTarget ReleaseTitleWG TDoc #CR status at WGWG meeting refWG Source informationTSG TDoc #CR status at TSGTSG meeting refTSG Source informationNew VersionWork ItemsRemarks
See details 03.20A025-F8.2.0R1999Clarification on A5 algorithm support Details S3-060378 agreedSA3#43 Details SP-060374 approvedSA#32S38.3.0SEC4
See details 03.20A024-F8.1.0R1999Recommendation not to support A5/2 in new terminals Details S3-060146 agreedSA3#42 Details SP-060046 approvedSA#31S38.2.0TEI 2G
See details 03.20A023-A8.0.0R1999GPRS Ciphering algorithm negotiation Details S3-000252 agreedSA3-#12 Details P-00-309 approved SMG10  2G
See details 03.20A022-A7.2.0R1998GPRS Ciphering algorithm negotiation Details S3-000252 agreedSA3-#12 Details P-00-309 approved SMG10  2G
See details 03.20A021-A8.0.0R1999GPRS encryption    Details P-00-126 postponed SMG10 
See details 03.20A020-A7.2.0R1998GPRS encryption    Details P-00-126 postponed SMG10 
See details 03.20A019-F6.1.0R1997GPRS encryption    Details P-00-126 postponed SMG10 
See details 03.20A018-F7.1.0R1998Clarification on security triplet re-use conditions Details AP99-112    Details P-99-743 approved SMG107.2.0
See details 03.20A017-B R1999Introduction of EDGE variant of A5 algorithm Details AP99-100    Details P-99-743 approved SMG108.0.0EDGE
See details 03.20A0164F7.0.0R1998Correction of the handling of the Ciphering Key Sequence Number (CKSN) Details N1-99354  CN1#3-(+SMG3 WPA) Details P-99-456 approved SMG37.1.0GPRS 2G
See details 03.20A015-F5.2.1R1996Clarification on security triplet re-use conditions Details AP99-050 agreed  Details p-99-530 postponed SMG10 TEI
See details 03.20A014-F7.0.0R1998CTS Security functions in case of license exempt frequencies Details AP99-030 agreed  Details p-99-530 approved SMG107.1.0
See details 03.20A013-B7.0.0R1998Introduction of CTS-FP authentication and signature generation by CTS-SN. Details AP99-055 agreed  Details p-99-530 approved SMG107.1.0
See details 03.20A012-A R1997Clarification on security triplet re-use conditions Details AP99-051 agreed  Details p-99-530 postponed SMG10 TEI
See details 03.20A0114F R1997Correction of the handling of the Ciphering Key Sequence Number (CKSN) Details N1-99354  CN1#3-(+SMG3 WPA) Details P-99-456 approved SMG36.1.0GPRS
See details 03.20A010-B R1998Proposed annex E on CTS security    Details P-99-117 approved SMG107.0.0
See details 03.20A0071B R1997GPRS security Details 183/97 agreed  Details 97-778 approved SMG10 GPRS
See details 03.20A0061B R1997GPRS interaction with existing security mechanisms Details 182/97 agreed  Details 97-778 approved SMG10 GPRS
See details 03.20A0041A5.0.0R1996Ciphering Algorithm(s) support (phase 2+) Details 97P131 agreed  Details 181/97 approved SMG3 SA5.1.0
See details 03.20A0033F4.3.2Ph2Ciphering Algorithm(s) support (phase 2) Details 97P131 agreed  Details 181/97 approved SMG3 SA4.4.0
See details 03.20A0024B R199603.20-A002r4 on Definition of ciphering for HSCSD Details 97P043 agreed  Details 132/97 approved SMG3 WPA5.1.0HSCSD
See details 03.20A0022B R1996Definition of ciphering for HSCSD Details 96P134 agreed  approved SMG3 WPA5.1.0HSCSD
See details 03.20A001-D Ph2Length of ciphering key Kc for signalling and testing purposes    Details 157/96 approved SG chairman/PT124.3.2
See details 03.200029-F8.5.0R1999Recommendation to support A5/3 and explicit prohibition of non-standard A5 algorithms in MS Details S3-070887 agreedSA3#49 Details SP-070784 approvedSA#38S38.6.0SEC4
See details 03.2000282F8.4.1R1999Prohibiting A5/2 in mobile stations and other clarifications regarding A5 algorithm support   Vodafone Details SP-070671 approvedSA#37SP8.5.0SEC4
See details 03.2000281F8.4.1R1999Prohibiting A5/2 in mobile stations and other clarifications regarding A5 algorithm support Details S3-070646 agreedSA3#48Vodafone Details SP-070593 revisedSA#37S3 SEC4
See details 03.200028-F8.4.1R1999Prohibiting A5/2 in mobile stations and other clarifications regarding A5 algorithm support Details S3-070569 revisedSA3#48Vodafone    SEC4
See details 03.200027-F8.3.0R1999Correction of implmentation error of A025    Details SP-060907 approvedSA#34MCC8.4.0SEC4 2G
See details 03.200026-F8.3.0R1999A5/2 removal from new MS Details S3-060790 agreedSA3#45 Details SP-060793 rejectedSA#34Vodafone SEC4 2G
See details 03.200025-F Ph2Support of encryption algorithms Details --- agreed  Details 328/94 approved PT12/SMG4.3.0
See details 03.2000241F Ph2Error Correction and Clarifications Details 274/94 agreed  Details 215/94 approved Alcatel SEL4.3.0
See details 03.200024-F Ph2Error Correction and Clarifications Details 256/94 revised    Alcatel SEL 
See details 03.200023-F Ph2Editorial improvement Details 663/93 withdrawn    Alcatel SEL 
See details 03.200022-D Ph2Support of multiple ciphering algorithms Details 231/93 agreed  Details 453/93 approved Vodafone 
See details 03.200021-C Ph2Different A5 Algorithms Details 198/93 postponed    France Telecom 
See details 03.2000204C Ph2Purging of the MS in the HLR Details 929/92 postponed    Vodafone/Alcatel SEL 
See details 03.2000203C Ph2Purging of the MS in the HLR Details 751/92 revised    Vodafone/Alcatel SEL 
See details 03.2000202C Ph2Purging of the MS in the HLR revised    Vodafone/Alcatel SEL 
See details 03.200019-F Ph2-       
See details 03.200018-D Ph2Editorial Changes agreed on SMG3/WPC ad hoc Meeting in 1992 Details 766/92 postponed    Alcatel SEL 
See details 03.2000172C Ph2Support of multiple ciphering algorithms    Details 157/93 approved PT12 
See details 03.2000171C Ph2Support of multiple ciphering algorithms Details 702/92 agreed  Details 112/93 revised Vodafone 
See details 03.200017-D Ph2Support of multiple ciphering algorithms revised    Vodafone 
See details 03.200016-D Ph2Editorial updating (Working version 4) Details --    approved PT12 
See details 03.2000152C Ph2Support of Multiple Ciphering and Authentification Algorithms Details 662/92 agreed  Details 451/92 approved  
See details 03.2000151C Ph2Support of Multiple Ciphering and Authentification Algorithms Details 616/92 revised     
See details 03.200015-C Ph2Negotiation of A5 algorithm Details 437/92 agreed  Details 342/92 approved SMG3 
See details 03.200014-B Ph2Handling of TMSI reallocation failure Details 436/92 agreed  Details 342/92 approved SMG3 
See details 03.2000132B Ph2Reuse of Authentification Triplets    Details 385/92 approved  
See details 03.2000131B Ph2Reuse of Authentication Triplets Details 366/92 agreed  Details 342/92 revised Vodafone  2G
See details 03.200013-B Ph2Reuse of Authentication Triplets Details 263/92 revised    VODAFONE 
See details 03.2000112B Ph2Transport of Ki to HLR and VLR Details 262/92 agreed  Details 342/92 approved VODAFONE 
See details 03.200011-B3.3.2Ph1Transport of Ki to HLR and VLR      VODAFONE 
See details 03.2000102E Ph1Format of COUNT parameter Details 520/90 agreed  Details 45/91 approved GSM3 
See details 03.2000091E Ph1Clarification of COUNT parameter    Details 329/90r1 withdrawn PT12  2G
See details 03.200008-A Ph1Length of the Authentication parameter RAND Details 16/90 agreed  Details 7/90 approved GSM3 
See details 03.200007-A Ph1Maximum length of the security keys Ki and Kc Details 16/90 agreed  Details 7/90 approved GSM3 
See details 03.200006-D Ph1Identifying method    approved Editor 
See details 03.200005-D Ph1Authentication procedure    approved Editor 
See details 03.200004-D Ph1Ciphering key sequence number    approved Editor 
See details 03.200003-D Ph1storage of Kc in the SIM    approved Editor 
See details 03.200002-D Ph1removing reference to Rec. GSM 03.21    approved Editor 
See details 03.200001-D Ph1Key Kc at Handover    approved Editor