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. 08, 2009
Filed:
Nov. 30, 2004
Applicants:
Jochen Haller, Karlsruhe, DE;
Luciana Moreira Sá DE Souza, Karlsruhe, DE;
Inventors:
Jochen Haller, Karlsruhe, DE;
Luciana Moreira Sá de Souza, Karlsruhe, DE;
Assignee:
SAP AG, Walldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present embodiments provide a system and methods for encrypting and storing data in a mobile device such as a personal digital assistant. The system includes an access controller and a cryptography manager both coupled to the software applications on the mobile device. The system employs a user specific key to encrypt the user specific data. The encrypted file along with header information is stored below the application layer within the mobile system.