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:
Feb. 24, 2015
Filed:
Sep. 06, 2012
Jung Yeon Hwang, Daejeon-si, KR;
Dowon Hong, Daejeon, KR;
Ku-young Chang, Daejeon, KR;
Jeong Woon Choi, Yongin-si, KR;
Nam Su Jho, Daejeon, KR;
Taek Young Youn, Seongnam-si, KR;
Jung Yeon Hwang, Daejeon-si, KR;
Dowon Hong, Daejeon, KR;
Ku-Young Chang, Daejeon, KR;
Jeong Woon Choi, Yongin-si, KR;
Nam Su Jho, Daejeon, KR;
Taek Young Youn, Seongnam-si, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
A lightweight group signature system and method with short signatures according to the exemplary embodiments of the present invention can provide security characteristics similar to group signature mechanisms providing the existing known controllable linkability but can make a revocation method simple by outputting a short signature and providing excellent operation efficiency at the time of signature generation, signature verification, and revocation on smart terminals, and can be widely applied to various anonymity-based application environments, making by making operation efficiency excellent at the time of signature generation and verification and outputting very short signature lengths.