3GPP 23.501 v20.2.0 — the document's own text
7.2.7 AUSF Services
Taught in 18. Being served by somebody else's network (The 5G system architecture, in depth).
The following NF services are specified for AUSF:
Table 7.2.7-1: NF Services provided by AUSF
| Service Name | Description | Reference in TS 23.502 [3] |
|---|---|---|
| Nausf_UEauthentication | The AUSF provides UE authentication service to requester NF. For AKA based authentication, this operation can also be used to recover from security context synchronization failure situations. | 5.2.10.2 |
| Nausf_SoRProtection | The AUSF provides protection of Steering of Roaming information service to the requester NF. | 5.2.10.3 |
| Nausf_UPUProtection | The AUSF provides the UE Parameters Update protection service to the requester NF. | 5.2.10.4 |