Security remarks on a group signature scheme with member deletion

• Main Authors: WANG, Guilin, BAO, Feng, ZHOU, Jianying, DENG, Robert H.
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2003
• Subjects: Digital signature; group signature; member deletion; Information Security
• Online Access: https://ink.library.smu.edu.sg/sis_research/1082; https://ink.library.smu.edu.sg/context/sis_research/article/2081/viewcontent/Wang2003_SecurityRemarksOnAGroupSignature_pv.pdf
• Institution: Singapore Management University

A group signature scheme allows a group member of a given group to sign messages on behalf of the group in an anonymous and unlinkable fashion. In case of a dispute, however, a designated group manager can reveal the signer of a valid group signature. Based on the Camenisch-Michels group signature s...