In 5G, integrity protection of the user plane (UP) between the device and the gNB , was introduced as a new feature. Like the encryption feature, the support of the integrity protection feature is mandatory on both the devices and the gNB while the use is optional and under the control of the operator.
Read moreWhat is 5G AKA authentication?
5G-AKA is one of the techniques available in 5G for mutual authentication between the subscriber and the network , in addition to key agreement for protection of NAS, RRC and User Plane traffic. 5G AKA is similar to EAP AKA, although enhancements have been made to improve roaming security.
Read moreHow does 5G call flow?
5G Data call establishes virtual circuits between calling and called party for data transmission and reception over 5G network . There are two types of Data calls viz. Mobile Originating packet switched call and Mobile Terminating packet switched call.
Read moreWhat is 5G NR 3GPP?
5G NR (New Radio) is a new radio access technology (RAT) developed by 3GPP for the 5G (fifth generation) mobile network. It was designed to be the global standard for the air interface of 5G networks. … The study of NR within 3GPP started in 2015, and the first specification was made available by the end of 2017.
Read moreWhat is AUSF and UDM in 5G?
In a 5G network, the function of the HSS is split into the authentication server function (AUSF), the UDM, and the UDR (when it is a stateless architecture). The AUSF authenticates servers and provides encryption keys. The UDM stores and manages the data.
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