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:
Mar. 12, 2024
Filed:
May. 20, 2022
Kabushiki Kaisha Toshiba, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A method for controlling access to a resource, the method performed by a system comprising a first component, a second component and a third component, the first component comprising a first cryptographic key; the second component comprising a second cryptographic key. The method comprising: transmitting a signal; generating, by the first component a first channel observation; generating, by the second component, a second channel observation, and a first data value based on the second channel observation and the second cryptographic key; transmitting, by the second component, the second channel observation and the first data value; and verifying the second component based on the second channel observation, the first cryptographic key and the first data value; and allowing access to the resource in response to determining that the second component is: 1) permitted to gain access to the resource; and 2) located proximate to the first component.