Certified e-mail systems using public notice board
Kenji Imamoto, K. Sakurai · 2004
When two parties connect via a possibly unreliable network, ensuring fairness becomes a serious problem. To solve this problem, a lot of Certified E-mail systems are proposed. However, user's privacy is not considered in almost all of these systems. In this paper, we propose two Certified E-mail systems using an electronic notice board to realize user's privacy.