本文设计了两种具有消息恢复的数字签名方案，其安全性都是基于因子分解问题和离散对数问题的。
In this paper, two schemes for digital signature with message recovery are presented. The security of these schemes is based on factorization and discrete logarithms.
本文提出了一类新的认证加密方案，这类方案首次将消息可恢复签名和对称加密有机结合。
A new type of authenticated encryption schemes is proposed. It first combines signature with message recovery schemes and symmetric encryption schemes together.
本文设计一种新的具备消息自动恢复特性的数字签名方案，这种方案的安全性同时建立在因子分解和离散对数之上，并对这种方案进行了安全性分析。
In this paper, we present a new signature scheme with message recovery and the security of the scheme is based on both factorization and discrete logarithms.
通过对ECC签名方案进行分析，构造了新的签名方案，该方案避免了ECC签名方案中的求逆运算，并且解决了ECC签名方案不能实现消息恢复的问题。
With analysis of the ECC-based digital signature scheme, a new signature scheme is presented, which allows signature with message recovery and without inversion.
基于离散对数问题，提出了一个具有消息恢复的指定接收者的盲签名方案，并对方案的安全性和效率性进行了详细的分析讨论。
A new designated verifier blind signature scheme with message recovery based on the discrete logarithm problem is proposed, and its security and efficiency are analyzed and discussed in details.
基于离散对数问题，提出了一个具有消息恢复的指定接收者的盲签名方案，并对方案的安全性和效率性进行了详细的分析讨论。
A new designated verifier blind signature scheme with message recovery based on the discrete logarithm problem is proposed, and its security and efficiency are analyzed and discussed in details.
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