6. 3g --> Security Aspects

• Network Authentication
The user can identify the network
• Explicit Integrity
Data integrity is assured explicitly by use of integrity algorithms
Also stronger confidentiality algorithms with longer keys
• Network Security
Mechanisms to support security within and between networks


• Switch Based Security
Security is based within the switch rather than the base station
• IMEI Integrity
Integrity mechanisms for IMEI provided from the start
• Secure Services
Protect against misuse of services provided by SN and HE
• Secure Applications
Provide security for applications resident on USIM
• Fraud Detection
Mechanisms to combating fraud in roaming situations
• Flexibility
Security features can be extended and enhanced as required by new threats and services
• Visibility and Configurability
Users are notified whether security is on and what level of security is available.
Users can configure security features for individual services