It is the identification? The encryption protection of transmission and storage? Integrality and undeniability in information network security that need to use password technology to be solved.

密码技术是解决信息网络安全的关键技术，信息网络安全中的身份认证，传输和存储信息的加密保护、信息完整性和不可否认性等，都需要运用密码技术来解决。

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It can provide high strength (with key of 256bits) encryption, integrality validation, identity authentication based on PKI, and anti-replay protection for upper layer application.

它可以提供256位高强度数据加密、完整性验证、基于PKI的身份认证以及抗重播保护功能，最大限度地对上层应用提供安全保护。

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To keep the authenticity and integrality of the world heritage is the responsibility of each member who belongs to the Protection of the World Cultural and Natural Heritage Convention.

保护世界遗产的真实性和完整性，是每一个《保护世界文化和自然遗产公约》缔约国应尽的责任。

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