[{"name":"S3-183026","title":"NAS key refresh","source":"Ericsson","contact":"Noamen Ben Henda","contact-id":63310,"tdoctype":"draftCR","for":"Approval","abstract":"It is proposed that if the AMF determines that NAS key refresh is required , the AMF and the UE may derive a new KAMF key using horizontal KAMF derivation using the current uplink NAS COUNT as described in clause 6.9.3 for mobility update registration.","secretary_remarks":"","agenda_item_sort_order":8,"ainumber":"4.1.5","ainame":"NAS security","tdoc_agenda_sort_order":30260,"status":"revised","reservation_date":"2018-09-17 13:18:27","uploaded":"2018-09-17 13:44:04","revisionof":"","revisedto":"S3-183075","release":"Rel-15","crspec":33.501,"crspecversion":"15.1.0","workitem":[{"winame":"5GS_Ph1-SEC"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/TSG_SA\/WG3_Security\/TSGS3_92Bis_Harbin\/Docs\/S3-183026.zip","group":"S3","meeting":"S3-ah-33238","year":2018,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0}]