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:
Sep. 06, 2016
Filed:
Apr. 28, 2008
Applicants:
Heike Neumann, Hamburg, DE;
Paul Hubmer, Hart-Purgstall, AT;
Peter Thueringer, Graz, AT;
Inventors:
Assignee:
NXP B.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); H04L 9/32 (2006.01); H04L 9/08 (2006.01); G06F 21/44 (2013.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/3273 (2013.01); G06F 21/445 (2013.01); H04L 9/0838 (2013.01); H04L 63/0869 (2013.01); H04L 63/061 (2013.01);
Abstract
An authentication method () for a secure data transmission is provided, the method comprising performing a first authentication protocol () by using a first cipher and performing a second authentication protocol () by using a second cipher. Possible inputs for the first authentication protocol () may be one shared key or several keys, and one or two random numbers.