摘要： 根据密码协议中会话的新鲜性要求, 基于Needham-Schroeder认证协议的对称密钥版本和非对称密钥版本,给出了两个“现时”(nonce)产生方案及相应的管理机制。

关键词: 密码协议, 认证, 会话密钥

Abstract: According to the demand of freshness for session in cryptology protocol, this paper presents two generation schemes and corresponding management about “Nonce”based on Needham-Schroeder authentication protocol’s two versions- symmetry key version and asymmetry key version.

中图分类号: 

• TP393