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Controlled secret leakage
Conference paper   Open access

Controlled secret leakage

T. Cao, S. Huang, H. Cui, Y. Wu and Q. Luo
2007 International Conference on Computational Intelligence and Security (CIS 2007)
IEEE
2007 International Conference on Computational Intelligence and Security (CIS 2007) (Harbin, China, 15/12/2007–19/12/2007)
2007
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Abstract

How to leak authoritative secrets in an elegant way? The paper aims to solve this problem. The desired security properties i.e. Semantic-Security; Recipient-Designation; Verification-Dependence; Designated-Verifier Signature-Verifiability; Public Signature-Verifiability; Recipient-Ambiguity; Designated-Verifier Recipient-Verifiability; Public Recipient-Verifiability; Signer-Ambiguity; Signer- Verifiability are specified in secret leakage. Based on Chow-Yiu-Hui's ID-based ring signature scheme and techniques of zero-knowledge proof, an ID-based controlled secret leakage scheme is proposed. The proposed scheme satisfies all specified security properties and can be used in trust negotiation.

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