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:
Dec. 03, 2019

Filed:

Jul. 16, 2018
Applicant:

Didi Research America, Llc, Mountain View, CA (US);

Inventor:

Liwei Ren, San Jose, CA (US);

Assignee:

DiDi Research America, LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/62 (2013.01); G06F 21/60 (2013.01); H04L 29/06 (2006.01); G06F 16/11 (2019.01); G06F 16/28 (2019.01);
U.S. Cl.
CPC ...
G06F 21/6218 (2013.01); G06F 16/122 (2019.01); G06F 16/285 (2019.01); G06F 21/604 (2013.01); H04L 63/102 (2013.01); H04L 63/20 (2013.01); G06F 2221/2141 (2013.01);
Abstract

File classification information for a set of files are obtained. The file classification information defines (1) a number of classified files within the set of files, (2) a number of classification categories associated with the classified files, (3) a number of unauthorized classified files that do not match an access privilege of a user, and (4) a number of unauthorized classification categories associated with the unauthorized classified files. A violation of an access control policy is determined based on the file classification information.


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