Authentication and authorization mechanisms are also possible in multiple ways.

身份验证和授权机制也可以通过多种方式进行。

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Identity authentication and access control are the major security mechanisms to defend active attack.

身份认证与访问控制是信息系统防御主动攻击的主要安全机制。

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Identity authentication and access control are the major security mechanisms to defend active attack.

身份认证与访问控制是信息系统防御主动攻击的主要安全机制。

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