A new leakage-resilient IBE scheme in the relative leakage model

Authors:
Yu Chen;Song Luo;Zhong Chen
Affiliations:
Information Security Lab, School of EECS, Peking University, Beijing, China and Key Laboratory of High Confidence Software Technologies, Ministry of Education;Information Security Lab, School of EECS, Peking University, Beijing, China and Key Laboratory of High Confidence Software Technologies, Ministry of Education;Information Security Lab, School of EECS, Peking University, Beijing, China and Key Laboratory of High Confidence Software Technologies, Ministry of Education
Venue:
DBSec'11 Proceedings of the 25th annual IFIP WG 11.3 conference on Data and applications security and privacy
Year:
2011

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Abstract

We propose the first leakage-resilient Identity-Based Encryption (IBE) scheme with full domain hash structure. Our scheme is leakageresilient in the relative leakage model and the random oracle model under the decisional bilinear Diffie-Hellman (DBDH) assumption.