SECURITY SOLUTION FOR SWITCHING ON AND OFF SECURITY FOR UP DATA BETWEEN UE AND RAN IN 5G

Methods for operating a UE, a network node, a Session Management Function (SMF) and a Unified Data Management (UDM) are disclosed. The methods include transmitting, by a UE, a Protocol Data Unit (PDU) Session Establishment Request message toward an SMF in the communication network (902A), and receiv...

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Bibliographische Detailangaben
Hauptverfasser: Torvinen, Vesa, Ben Henda, Noamen, Wifvesson, Monica
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:Methods for operating a UE, a network node, a Session Management Function (SMF) and a Unified Data Management (UDM) are disclosed. The methods include transmitting, by a UE, a Protocol Data Unit (PDU) Session Establishment Request message toward an SMF in the communication network (902A), and receiving at the UE a policy decision on security protection of User Plane (UP) data terminating in a RAN for the PDU Session (904A). The policy decision received at the UE may be in accordance with a UP security policy provided by the SMF to the RAN during PDU Session Establishment. Also disclosed are a UE, network node, SMF and UDM.