Peter J Barker

US Patent:

20200342130, Oct 29, 2020

Filed:

Jul 10, 2020

Appl. No.:

16/926361

Inventors:

- Waterloo, CA
Haniff SOMANI - Mercer Island WA, US
Sanjiv MAURYA - Fremont CA, US
Peter BARKER - Flower Mound TX, US
Siavash James Joorabchian HAWKINS - Tonbridge, GB

Assignee:

BlackBerry Limited - Waterloo

International Classification:

G06F 21/62
G06F 3/06
G06F 21/60

Abstract:

A method, system and computer-readable storage medium for controlling access to application data associated with an application configured on a computing device. The method comprises: storing data comprising, for each of a plurality of access levels associated with the application, first data indicative of a combination of one or more credentials associated with the respective access level and an access level key corresponding to the respective access level, the access level key being encrypted by the combination of one or more credentials associated with the respective access level; determining, based on the first data, an access level in the plurality of access levels corresponding to a combination of one or more credentials available to the application; decrypting the access level key in the stored data corresponding to the determined access level using the combination of one or more credentials available to the application; and providing access to encrypted application data associated with the application and corresponding to the determined access level using, at least in part, the decrypted access level key corresponding to the determined access level.

US Patent:

20180373886, Dec 27, 2018

Filed:

Aug 6, 2018

Appl. No.:

16/055674

Inventors:

- Waterloo, CA
Haniff SOMANI - Mercer Island WA, US
Sanjiv MAURYA - Fremont CA, US
Peter BARKER - Flower Mound TX, US
Siavash James Joorabchian HAWKINS - Maidenhead, GB

International Classification:

G06F 21/62
G06F 21/60
G06F 3/06

Abstract:

A method, system and computer-readable storage medium for controlling access to application data associated with an application configured on a computing device. The method comprises: storing data comprising, for each of a plurality of access levels associated with the application, first data indicative of a combination of one or more credentials associated with the respective access level and an access level key corresponding to the respective access level, the access level key being encrypted by the combination of one or more credentials associated with the respective access level; determining, based on the first data, an access level in the plurality of access levels corresponding to a combination of one or more credentials available to the application; decrypting the access level key in the stored data corresponding to the determined access level using the combination of one or more credentials available to the application; and providing access to encrypted application data associated with the application and corresponding to the determined access level using, at least in part, the decrypted access level key corresponding to the determined access level.