Patent ID: 9398004
Filing Date: 2016-07-19
CPC Classification: G06F,G06Q,G07F,H04L

Claim Text:
1. A method for reading at least one attribute stored in an identification (ID) token, wherein the ID token is associated with a user, the method comprising: the ID token authenticating the user; the ID token authenticating a first computer system, with an end-to-end encryption from the ID token to the first computer system; and following successful authentication of the user and the first computer system by the ID token: wherein authenticating the first computer system by the ID token comprises utilizing a certificate of the first computer system, the certificate containing an indication of those attributes stored in the ID token for which the first computer system is authorized for the read access, and wherein the ID token checks the read authorization of the first computer system for the read access to at least one of the attributes using the certificate, the method further comprising: the first computer system signing the at least one attribute read from the ID token; transmitting the signed attribute from the first computer system to a second computer system; sending a request from a third computer system to the second computer system; the second computer system specifying the at least one attribute from the ID token; and sending the attribute specification from the second computer system to the first computer system, wherein the read access by the first computer system is effected in order to read the at least one attribute specified in the attribute specification from the ID token, wherein the request contains an identifier for identification of the first computer system by the second computer system, and wherein the attribute specification is transmitted from the second computer system to the first computer system.