If the broker cannot find any of the security profiles, the deployment process fails with an error indicating that some properties in the message flows are not recognized.
如果代理未能发现任何安全性配置文件，部署过程将失败并报错，表示消息流中的某些属性无法识别。
The new protocol enjoys many secure properties such as the reliability of the node's identity, the message integrity, the forward security and the session key independence.
新协议具有较高的安全性，能够满足节点身份的不可伪造性、消息完整性、前向安全性和会话密钥独立性等安全要求。
Different group members have different signing ability in the scheme, and no one can sign a message out of his purview. Meanwhile, the scheme satisfies ordinary security properties of group signature.
该方案中，群成员具有不等的签名权限，任何群成员均不能对一个超出自己签名权限的消息产生有效的签名，验证者可以通过公开的消息权限标志来验证签名。
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