5G Operating Safety Environment in Connection Mode

摘要

5. Methods and devices for dealing with a flexible and safe environment during the period of changes in the Multilateral Fund. In addition, a security mechanism has been established to provide advance versions during AMF changes.Instead of transferring the current NAS key to AMF Diana, the AMF jet source generates a new NAS key, provides a new NAS key to AMF Diana, and sends a key change signal to the EU.Direct or through another network node. Then the EU can export the new NAS key from the old NAS key.In addition, AMF can provide the EU with a parameter to generate a key for a new NAS key separator.In addition, AMF Diana can change one or more security algorithms.