[{"name":"C4-225161","title":"LS on Authorization of NF service consumers for data access via DCCF","source":"Nokia, Nokia Shanghai Bell","contact":"Bruno Landais","contact-id":68755,"tdoctype":"LS out","for":"Approval","abstract":"CT4 has identified misalignments between requirements specified in TS 29.510 and in Annex X of TS 33.501 on Authorization of NF service consumers (e.g. NWDAF) for data access via DCCF.\n\nCT4 would like to highlight that the scenario whereby an intermediate NF service consumer subscribes to an NF service producer on behalf of another NF service consumer exists from Rel-15 onwards (see e.g. Figure 7.1.2-3 of TS 23.501, copied below), e.g. UDM subscribing to AMF event exposure on behalf of NEF, and that in this scenario, the (Rel-15 onwards) nfInstanceId IE and the subject claim in the access token are set to the NF instance ID of the intermediate NF service consumer.\n\nAccordingly, CT4 extensions specified in Rel-17 for the authorization of NF service consumers for data access via DCCF are consistent with Rel-15 onwards requirements.\n\nConsequently, a pre-Rel-17 NRF and NF service producer validate the NF instance ID of the Intermediate NF service consumer (e.g. DCCF), not the source NF instance ID (e.g. NWDAF).","secretary_remarks":"","agenda_item_sort_order":63,"ainumber":"7.2.13","ainame":"Enablers for Network Automation for 5G - phase 2 [eNA_Ph2]","tdoc_agenda_sort_order":51610,"status":"approved","reservation_date":"2022-11-02 09:09:57","uploaded":"2022-11-03 16:20:53","revisionof":"","revisedto":"","release":"Rel-17","crspec":"","crspecversion":"","workitem":[{"winame":"eNA_Ph2"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA3","Cc":"CT3","lsoriginalls":"","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_113_Toulouse\/Docs\/C4-225161.zip","group":"C4","meeting":"C4-113","year":2022,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0}]