作者: Zheng-Quan Li , Bin Wang
DOI: 10.6633/IJNS.200609.3(2).02
关键词:
摘要: In 2004, Yoon et al. proposed a user authentication scheme based on generalized ElGamal signature using smart cards. their scheme, the previous session keys will be compromised if secret key of system is leaked. this paper, we propose new which can offer forward secrecy. Our also secure against forgery attack while keeping merits by