Secret Key Management Framework by Using a Cloud Key for Owner and Privacy Authorization

Mr. Karusala Dathanandana, K. Mohanrao


Explosive growth in the number of passwords for web based applications and encryption keys for outsourced data storage well exceeds the management limit of users. Therefore outsourcing keys to professional password managers (honest-but-curious service providers) is attracting the attention of many users. However, existing solutions in traditional data outsourcing scenario are unable to simultaneously meet the following three security requirements for keys outsourcing: 1)Confidentiality and privacy of keys; 2)Search privacy on identity attributes tied to keys; 3)Owner controllable authorization over his/her shared keys. In this paper, we propose CloudKeyBank, the first unified key management framework that addresses all the three goals above.

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