Method for reading an attribute from an ID token

US9130931B2 · kind B2 · utility

Assignee

• BUNDESDRUCKEREI GMBH · DE

Inventors

• Carsten Schwarz · Berlin, DE
• Gunter Koch · Bad Kreuznach, DE

Key dates

• Filing date: Aug 6, 2014
• Grant date: Sep 8, 2015
• Expiry date: Aug 6, 2034

Classification

• Technology area (CPC H): Electricity
• CPC primary: H04L63/1466
• WIPO field: Digital communication
• WIPO sector: Electrical engineering

Abstract

A method for reading at least one attribute stored in an ID token using first, second and third computer systems, wherein the third computer system comprises a browser and a client, and wherein a service certificate is assigned to the second computer system, wherein the service certificate comprises an identifier which is used to identify the second computer system, wherein the ID token is assigned to a user, a first cryptographically protected connection (TLS1) is set up between the browser of the third computer system and the second computer system, wherein the third computer system receives a first certificate, the first certificate is stored by the third computer system, the third computer system receives a signed attribute specification via the first connection, a second cryptographically protected connection (TLS2) is set up between the browser of the third computer system and the first computer system, wherein the third computer system receives a second certificate, the signed attribute specification is forwarded from the third computer system to the first computer system via the second connection, the first computer system accesses an authorization certificate, wherein the …