Identity-Based Chameleon Hash Scheme without Key Exposure

In this paper, we propose the first identity-based chameleon hash scheme without key exposure, which gives a positive answer for the open problem introduced by Ateniese and de Medeiros in 2004. Key words: Chameleon hashing, Identity-based system, Key exposure.

• Type: Conference
• Year: 2010
• Where: ACISP
• Authors: Xiaofeng Chen, Fangguo Zhang, Willy Susilo, Haibo Tian, Jin Li, Kwangjo Kim
• Keywords: ACISP 2010, Identity-based Chameleon Hash, Identity-based System, Key Exposure, Security Privacy