通过数字签名技术来保护AS - PATH属性中的信息。
Digital signature mechanism is used to protect the AS -path information.
传统的版权保护和内容认证技术是密码技术和数字签名技术。
The traditional techniques of copyright protection and content authentication are cryptology technique and digital signature technique.
数字签名技术可以提供网络身份认证等功能，具有广泛的应用。
The digital sign technique is applied in many fields such as identify confirmation and information authentication on Internet.
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