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. 10, 2020
Filed:
Sep. 11, 2014
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Yu Tanaka, Tokyo, JP;
Taizo Shirai, Kanagawa, JP;
Yohei Kawamoto, Tokyo, JP;
Koichi Sakumoto, Tokyo, JP;
Assignee:
SONY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); G06F 21/31 (2013.01); H04L 9/08 (2006.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
H04L 63/083 (2013.01); G06F 21/31 (2013.01); H04L 9/088 (2013.01); H04L 9/3247 (2013.01); H04L 63/06 (2013.01);
Abstract
There is provided an information processing apparatus including a memory that retains a first secret key corresponding to a first public key, and a processor that requests a change of a usage state of a second public key registered by a second apparatus in a first apparatus that retains a public key corresponding to a secret key from the first apparatus according to authentication using the first public key associated with the second public key and the first secret key.