An efficient signcryption scheme with key privacy and its extension to ring signcryption

• Main Authors: LI, Chung Ki, YANG, Guomin, WONG, Duncan S., DENG, Xiaotie, CHOW, Sherman S. M.
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2010
• Subjects: Signcryption; ring signcryption; privacy; anonymity; Information Security
• Online Access: https://ink.library.smu.edu.sg/sis_research/7399; https://ink.library.smu.edu.sg/context/sis_research/article/8402/viewcontent/An_efficient_signcryption_scheme_with_key_privacy_and_its_extension_to_ring_signcryption.pdf
• Institution: Singapore Management University

In Information Processing Letters (2006), Tan pointed out that the anonymous signcryption scheme proposed by Yang, Wong and Deng (YWD) in ISC 2005 provides neither confidentiality nor anonymity. However, no discussion has been made on how a secure scheme can be made and there is no secure scheme ava...