Communication terminal device, communication device, electronic card, method for a communication terminal device and method for a communication device for providing a verification

摘要

A communication terminal device for providing a certificate may include an application, configured to receive a first message from a requesting communication device, wherein the first message includes a request for a verification and a request for information describing the user. The application is further configured to generate a response message for the requesting communication device, wherein the response message includes the verification including a response to the request, wherein the verification is digitally signed using a secret key of a trusted entity.