[{"name":"SP-190109","title":"Revised Study Item Study on Security Aspects of the 5G Service Based Architecture and Inter-PLMN Communication","source":"SA WG3","contact":"Mirko Cano Soveri","contact-id":41957,"tdoctype":"SID revised","for":"Approval","abstract":"Objective: The objective of this study item is to investigate the following security aspects related to the 3GPP Rel-15 Service-based Architecture SBA and its enhancements in 3GPP Rel-16: - Study possible security enhancements based on the SA WG2 study and normative work on enhanced SBA, e.g.: - Aspects of indirect communication and delegated service discovery and selection via the Service Communication Proxy (SCP), including confidentiality as well as integrity and replay protection, and authentication as well as authorization aspects - Security for high-reliability features, such as context transfer from one NF\/NF service instance to another NF\/NF service instance - Authentication and authorization of NF\/NF Service\/Service instance sets - Security for inter-PLMN user plane traffic (N9 reference point), namely: - Binding of incoming user plane traffic over N9 to signalling sessions, - Protection of sensitive user data sent on N9 from eavesdropping and manipulation, - Improved flexib","secretary_remarks":"Approved","agenda_item_sort_order":165,"ainumber":"17C.8","ainame":"(FS_SBA_Sec) -  Study on Security Aspects of the 5G Service Based Architecture","tdoc_agenda_sort_order":11990,"status":"approved","reservation_date":"2019-03-11 09:42:59","uploaded":"2019-03-12 15:53:56","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"FS_SBA_Sec"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_83\/Docs\/SP-190109.zip","group":"SP","meeting":"SP-83","year":2019,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0}]