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.
Patent No.:
Date of Patent:
Aug. 30, 2022
Filed:
Nov. 14, 2019
Trustonic Limited, Cambridge, GB;
Nicholas Schutt, Cambridge, GB;
Trustonic Limited, Cambridge, GB;
Abstract
A software installation method is provided for a device comprising non-volatile memoryand access control circuitryto control access to the non-volatile memory based on region defining datadefining whether a given region of the non-volatile memory is a less secure region or a more secure region, with greater access restriction imposed on access to a more secure region than to a less secure region. The method comprises installing target softwarein a target region of the non-volatile memorydefined by the region defining data as a less secure region; verifying the target software; and at least when verification of the target software is successful, and after installation of the target software, updating the region defining datato change the target region from a less secure region to a more secure region.