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:
May. 23, 2017

Filed:

Apr. 17, 2015
Applicant:

Ncrypted Cloud Llc, Boston, MA (US);

Inventors:

Igor Odnovorov, Walpole, MA (US);

Nicholas Stamos, Belmont, MA (US);

Assignee:

nCrypted Cloud LLC, Boston, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); G06F 21/62 (2013.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
G06F 21/6218 (2013.01); H04L 9/088 (2013.01); H04L 9/0891 (2013.01); H04L 9/0894 (2013.01); H04L 63/065 (2013.01); H04L 63/102 (2013.01); G06F 2221/2141 (2013.01); H04L 63/0428 (2013.01);
Abstract

In the approaches described herein, a data file storage service may control access to file system objects using corresponding 'personal' or organization-related 'work' identity information which may include encryption keys or passwords. To assist the user with identifying respective file system objects, the user is presented with a corresponding graphical user interface (GUI) which displays a corresponding personal or work identity icon next to a visual rendering of the file system objects. Keys that control access to work identity files and folders are purged from a local key store as soon as user authorization changes are detected. In this way, even a user who originated a data file will not be able to decrypt files stored in a folder shared using a work identity once that identity is canceled by the organization, while at the same time, the user's access to their personal files may continue.


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