Patent · US Active

Method and apparatus for controlling access to encrypted data

USRE49194E1 · kind E1 · reissue

0Cited by
7References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 2018
Grant dateAug 30, 2022
Priority date
Expiry dateMay 17, 2038

Classification

  • Technology area (CPC —)General

Abstract

A method and apparatus for controlling access to encrypted data is provided. The device comprises: a processor and a memory, the processor configured to: control access to encrypted data, stored at the memory, the encrypted data categorized according to a plurality of categories, using a respective encryption key for each category in the plurality of categories; and, control access to a given encryption key according to given criteria associated with a given category, respective criteria different for each respective category, access to the given encryption key including one or more of, when the respective criteria are met, generating the given encryption key and decrypting the given encryption key.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.