A method for using a service involving a certificate where requirements are set for the data content of the certificate

摘要

This invention relates to a method of using the service (7) on the device (6) . In this way, in order to use the service (7) , at least one certificate is sent to the service (7) from the terminal (6) (303, 406). In the service 7 and the requirement for the data content of the certificate it is set . The information on the requirements is transmitted to the terminal (6) from the service 7 301 . In the terminal, the certificate acquiring step for acquiring the certificate in accordance with the requirements (402, 403, 404) is performed and to transfer the acquired certificate to the service 7 certificate transmission step (303, 406) is performed . The invention also relates to a device (6) used in the system 1 as well as the system 1 to which the method is applied .