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:
May. 09, 2023
Filed:
Jan. 23, 2019
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Cecilia Boschini, Zurich, CH;
Jan L. Camenisch, Thalwil, CH;
Tommaso Gagliardoni, Lausanne, CH;
Kai Wilhelm Samelin, Rueschlikon, CH;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); G06F 21/60 (2013.01); H04L 9/32 (2006.01); H04L 9/30 (2006.01); H04L 9/14 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0822 (2013.01); G06F 21/602 (2013.01); H04L 9/0894 (2013.01); H04L 9/14 (2013.01); H04L 9/3073 (2013.01); H04L 9/3226 (2013.01);
Abstract
A computer-implemented method for protecting a mobile device against unauthorized access may be provided. The method comprises encrypting the user data stored in a volatile memory of the mobile device if the mobile device is switched to a locked status, and decrypting the user data stored in the volatile memory if the mobile device is switched from the locked status into an unlocked status.