为了提高数字签名方案的安全性,提出了一种基于可信平台的签名方案,该方案采用双私钥设计,同时,利用可信平台,以及智能卡等安全设备增加了系统的安全性.为防止消息在公共信道篡改,消息和签名将被用户与签名者的一次一密密码系统加密处理.最后,给出方案的正确性证明、安全性分析.
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