This standard adds a data integrity field (DIF) to each sector to maintain data protection on the medium.

这个标准为每扇区都增加了一个数据完整性字段(DIF)以保护介质上的数据。

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In the field of communication security, the main applications of the hash function are data integrity verification and signature authentication.

哈希算法在信息安全领域主要应用于验证数据完整性和签名认证。

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The digital signatures have many applications in a lot of field for it cannot be substituted by other techniques in information security, including authentication, data integrity, and non-repudiation.

数字签名技术在身份认证、数据完整性等方面具有其它技术所无法替代的作用，在信息安全领域得到广泛的应用。

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The digital signatures have many applications in a lot of field for it cannot be substituted by other techniques in information security, including authentication, data integrity, and non-repudiation.

数字签名技术在身份认证、数据完整性等方面具有其它技术所无法替代的作用，在信息安全领域得到广泛的应用。

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