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.

Date of Patent:
Oct. 24, 2017

Filed:

Dec. 04, 2013
Applicant:

Barclays Bank Plc, London, GB;

Inventors:

Akhil Lalwani, London, GB;

George French, Bedford, GB;

Assignee:

Barclays Bank PLC, London, GB;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/08 (2006.01); H04W 12/04 (2009.01);
U.S. Cl.
CPC ...
H04L 63/08 (2013.01); H04L 9/0816 (2013.01); H04L 9/0894 (2013.01); H04W 12/04 (2013.01); H04L 63/045 (2013.01); H04L 63/0464 (2013.01); H04L 2463/062 (2013.01);
Abstract

In a credential recovery process, a user is authenticated using an application running on a mobile communications device, and requests recovery of a credential. The application generates a session key encrypted with the public key of a gateway, and sends the encrypted key to the gateway. The gateway recovers the credential from a depository, encrypted using a symmetric key shared with the depository. The gateway decrypts the credential and re-encrypts the credential using the session key. Preferably, the decryption and re-encryption is performed within a hardware secure module within the gateway. The re-encrypted credential is sent to the application, which decrypts the credential and outputs it to the user. In this way, the credential is provided securely to the user and may be made available for use immediately, or nearly so.


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