The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 14, 2017
Filed:
Jun. 10, 2011
Enrico Entschew, Berlin, DE;
Klaus-dieter Wirth, Berlin, DE;
Enrico Entschew, Berlin, DE;
Klaus-Dieter Wirth, Berlin, DE;
BUNDESDRUCKEREI GMBH, Berlin, DE;
Abstract
The invention relates to a method for generating a certificate for signing electronic documents by means of an ID token (), having the following steps: —sending () a transaction request for a user to carry out a transaction, —as a result of the sending of the transaction request, a check is carried out as to whether the certificate () is available and if this is not the case, carrying out the following steps: generating () an asymmetrical key pair consisting of a private key and a public key using an ID token, said ID token () being assigned to the user; storing () the generated asymmetrical key pair on the ID token, wherein at least the private key is stored in a protected memory region of the ID token; transmitting () the generated public key () to a first computer system, and generating () the certificate () by means of the first computer system for the public key.