Patent ID: 8161291

Claim:
A process for authenticating a user, to control his remote access to a service, data base or data network using a computer system or electronic computing device, comprising: in an enrolment step, providing an identification and an initial voice sample by the user and analyzing the initial voice sample to obtain an initial user-specific voice profile and, in a later verification step, providing the identification and a current voice sample by the user and analyzing the current voice sample to obtain a current voice profile which is compared to the initial user-specific voice profile to generate an access control signal in response to a result of the comparison step, generating an additional user-dedicated authenticating means in a pre-enrolment period, using the additional user-dedicated authenticating means to authenticate the user in the enrolment step and/or in an access control step prior to and independent of the enrolment step, in a provisional or supplementary authentication procedure, wherein the additional authenticating means comprises a system-specific ID card, with the system-specific ID card displaying a unique system specific PIN or similar code, and the method further comprises system-internally linking the PIN or the code to the user and corresponding data of the user, and shipping the system-specific ID card as a blank card and activating the blank card upon request of the user and in response to an input of the system-specific PIN or similar code at a data or telecommunication terminal of the user.