GSM provides a variety of standard services and built-in security measures:
Manages radio links and dedicated channel allocation. GSM – Architecture, Protocols and Services
The Global System for Mobile Communications (GSM) is the foundational standard for second-generation (2G) digital cellular networks. It was developed to provide a unified digital mobile system that facilitates seamless international roaming and secure voice and data services. GSM provides a variety of standard services and
Primarily high-quality digital voice calls and SMS. and location tracking.
Handles authentication, security, and location tracking.