key agreement protocol的用法和样例：
例句
- We perform a security analysis and heuristically argue that the protocol obtains all desired security attributes.
随后，我们提出了第一个无证书三方密钥协商协议。 - Reflection attack counteraction and perfect forward privacy are provided in proposed authentication and key exchange protocols.
设计了双向身份认证协议和会话密钥协商协议，能够抵抗反射攻击并保证会话的前向保密性。
