Processing data on an electronic device
US11182494B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2019 |
| Grant date | Nov 23, 2021 |
| Priority date | — |
| Expiry date | Aug 13, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/2143
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method of controlling access to data on a first electronic device, the method comprising steps of establishing a shared encryption key with a first software application instance running on a second electronic device, receiving a ‘begin session’ command sent by the first software application instance and responsive to the ‘begin session’ command, creating a storage location in a data store of the electronic device, obtaining a data encryption key, receiving data, encrypting the data using the data encryption key and storing the encrypted data in the storage location, receiving an ‘end session’ command sent by the first software application instance and responsive to the ‘end session’ command, discarding the shared encryption key, and deleting the encrypted data from the storage location.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.