Double issuer-hiding attribute-based credentials from tag-based aggregatable mercurial signatures

• Main Authors: SHI, Rui, YANG, Yang, LI, Yingjiu, FENG, Huamin, SHI, Guozhen, PANG, Hwee Hwa, DENG, Robert H.
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2024
• Subjects: Anonymous credentials; mercurial signatures; privacy preserving; issuer hiding; Information Security; Theory and Algorithms
• Online Access: https://ink.library.smu.edu.sg/sis_research/9532; https://ink.library.smu.edu.sg/context/sis_research/article/10532/viewcontent/Double_Issuer_Hiding_2024_av.pdf
• Institution: Singapore Management University

Attribute-based anonymous credentials offer users fine-grained access control in a privacy-preserving manner. However, in such schemes obtaining a user's credentials requires knowledge of the issuer's public key, which obviously reveals the issuer's identity that must be hidden from u...