该模型主要解决了邮件系统中存在的身份鉴别、防止抵赖、保密性、完整性等安全问题。
This model mainly solve Authentication, Nonrepudiation, Privacy and Integrity existed in the current mail system.
该模型主要解决了邮件系统中存在的身份鉴别、防止抵赖、保密性、完整性等安全问题。
This model mainly solve Authentication, Nonrepudiation, Privacy and Integrity existed in the current mail system.
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