) used for these protections during the initial registration.

: Parameters like UE identity (SUCI/5G-GUTI) and network slicing information (S-NSSAI). 3. Security Mechanisms

This specification covers the protocol used for the control plane between the User Equipment (UE) and the Access and Mobility Management Function (AMF).

The standard defines the binary encoding for NAS messages, which typically include:

: Handles the UE's registration, connection management, and location tracking.

: Manages the establishment, modification, and release of PDU (Packet Data Unit) sessions for data transfer.