One-time and Revocable Ring Signature with Logarithmic Size in Blockchain

ePrint Report: One-time and Revocable Ring Signature with Logarithmic Size in Blockchain

Yang Li, Wei Wang, Dawei Zhang, Xu Han

Ring signature (RS) allows users to demonstrate to verifiers their membership within a specified group (ring) without disclosing their identities. Based on this, RS can be used as a privacy protection technology for users' identities in blockchain. However, there is currently a lack of RS schemes that are fully applicable to the blockchain applications: Firstly, users can only spend a …

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