Malicious KGC attacks in certificateless cryptography

• Main Authors: AU, Man Ho, CHEN, Jing, LIU, Joseph K., MU, Yi, WONG, Duncan S., YANG, Guomin
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2007
• Subjects: Information Security
• Online Access: https://ink.library.smu.edu.sg/sis_research/7384; https://ink.library.smu.edu.sg/context/sis_research/article/8387/viewcontent/1229285.1266997.pdf
• Institution: Singapore Management University

Identity-based cryptosystems have an inherent key escrow issue, that is, the Key Generation Center (KGC) always knows user secret key. If the KGC is malicious, it can always impersonate the user. Certificateless cryptography, introduced by Al-Riyami and Paterson in 2003, is intended to solve this pr...