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:
Jan. 05, 2016
Filed:
May. 23, 2013
Chul Hyun Park, Seoul, KR;
Kwan Lae Kim, Seoul, KR;
Jin Hyoung Lee, Seoul, KR;
Joo Young Kim, Seoul, KR;
Chul Hyun Park, Seoul, KR;
Kwan Lae Kim, Seoul, KR;
Jin Hyoung Lee, Seoul, KR;
Joo Young Kim, Seoul, KR;
KT Corporation, Seongnam-si, KR;
Abstract
Provided are a method and device for building a security-based environment that uses an eUICC. A method of building a trust relationship in an eUICC environment includes transmitting, by a trust requesting object, a trust relationship requesting message including identification information and signature information of the trust requesting object to a trust verifying object, delivering, by the trust verifying object, the trust relationship requesting message to a trust relationship relay object and receiving trust information of the trust requesting object corresponding to the trust relationship requesting message from the trust relationship relay object, and verifying, by the trust verifying object, the signature information of the trust requesting object using the trust information of the trust requesting object.