Device for selective access to service provision device combines additional item from client with random sequence; correct item combines with sequence to provide access code to client

摘要

The device has a database of client access codes, a device that generates a random sequence of characters on request after access by a client, an arrangement for communicating the sequence to the client, an arrangement for receiving an additional item from the client and an arrangement for combining the additional item with the sequence; a correct additional item combines with the sequence to provide the access code to the requesting client. Independent claims are also included for the following: a business method for providing selective access to a service provision device, a computer program product and a computer readable program code for providing selective access to a service provision device.