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基于挑战-响应方式的相互认证协议的安全需求被明确表示为7个简单的必要条件.每一个条件和一种攻击相关联,所以不实现所有这些条件的协议将会遭到某种攻击.给出了两个协议,使得它们包含所需最少的安全参数.
The security requirements for a mutual authentication protocol based on a challenge-response approach are explicitly expressed as seven simple requirements, each associated with one attack, so protocols that do not implement all of these conditions will be attacked somehow. There are two protocols that make them contain the minimum required security parameters.