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. 01, 2019
Filed:
May. 27, 2016
Samsung Sds Co., Ltd., Seoul, KR;
In Seon Yoo, Seoul, KR;
SAMSUNG SDS CO., LTD., Seoul, KR;
Abstract
Key management methods and systems are provided, one of methods comprises, encrypting a service key used by an instance of a first user of a cloud service by using a master key, generating two or more key pieces for reconstructing the master key, distributing and storing the key pieces in two or more host servers included in a host group for providing the cloud service, receiving a request for the service key from the instance of the first user, receiving the key pieces from the two or more host servers and reconstructing the master key based on the received key pieces, and decrypting the encrypted service key by using the reconstructed master key.