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:
Oct. 25, 2005
Filed:
Mar. 03, 1999
David Carroll Challener, Raleigh, NC (US);
Daryl Carvis Cromer, Apex, NC (US);
Mark Charles Davis, Durham, NC (US);
Scott Thomas Elliott, Raleigh, NC (US);
Howard Jeffrey Locker, Cary, NC (US);
Andy Lloyd Trotter, Raleigh, NC (US);
James Peter Ward, Raleigh, NC (US);
David Carroll Challener, Raleigh, NC (US);
Daryl Carvis Cromer, Apex, NC (US);
Mark Charles Davis, Durham, NC (US);
Scott Thomas Elliott, Raleigh, NC (US);
Howard Jeffrey Locker, Cary, NC (US);
Andy Lloyd Trotter, Raleigh, NC (US);
James Peter Ward, Raleigh, NC (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A data processing system and method are disclosed for maintaining secure user private keys in a non-secure storage device. A master key pair is established for the system. The master key pair includes a master private key and a master public key. The master key pair is stored in a protected storage device. A unique user key pair is established for each user. The user key pair includes a user private key and a user public key. The user private key is encrypted utilizing the master public key. The encrypted user private key is stored in the non-secure storage device, wherein the encrypted user private key is secure while stored in the non-secure storage device.