Abstract: Home Subscriber Server (HSS) is the main database of the current generation’s cellular communications systems . It contains subscriber-related information, such as the authentication information and the list of services to which each user is subscribed.
Read moreWhat is integrity protection in 5G?
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.
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