ユーザの関連を検証するための方法、インターセプトモジュールおよびネットワークノード要素

摘要

Method for verifying an association between a user and a group of users sharing a common subscription, comprising intercepting a message between a user and a service provider; adapting the message with information to include a guarantee to the service provider that the message is sent from a location allowed by the common subscription.