Method and a system for authenticating a user at a network access while the user is making a connection to the Internet

摘要

The method consists in: a user terminal issuing an access request to an access or IP service provider, the request containing user identification and authentication data with the provider and with an access and IP transport network operator, the access request being transmitted via the access network to an authentication server of the access or IP service provider; previously transmitting the access request to an authentication server of the network operator; the authentication server performing a procedure to authenticate the user on the basis of user identification data with the operator; the authentication server performing a procedure to authenticate the user on the basis of the user identification data with the provider; and transmitting a response message to the user terminal, which response message contains the results of the user authentication by the authentication servers.