Anu Leinonen

User registration in a communication system

Delivery of non-permanent media files to a mobile station

Subscriber access authorization

Authentication type selection

User authentication in a communication system supporting multiple authentication schemes

System and method of registering subscription characteristics using user identities

Usage of nonce-based authentication scheme in a session-based authentication application

Method, apparatuses and computer media for nonce-based authentication scheme comprising indication of session control server's operation mode in authentication request

Method and apparatus for communication and computer program

Prestation de services dans un systeme de communications