摘要
近年来,基于身份标识的密码体制成为密码研究领域的一个热点。本文介绍了基于身份标识的密码学原理及其优缺点,并描述了其在安全电子邮件中的应用。
In recent years, the identity-based cryptograph （IBC） has been a hot spot in the cryptograph research field. This paper introduces the principle of IBC, and its advantages and disadvantages. In the end, an application in the secure e-mail is described.
