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APPLICATION NOTE 3676

SHA-1安全系统中的DS2460

摘要:带EEPROM的SHA-1协处理器DS2460是SHA-1 iButton DS1963S的低成本替代方案。得益于其经过优化的结构,DS2460更易使用、封装尺寸更小、灵活性也更大。本文比较了DS2460和DS1963S。在此讨论了多个主题,包括:架构与实例;如何使得一个带DS2460协处理器的主机获得安全保障;认证及签名的MAC;为协处理加载密钥并保障密钥的安全;以及一个小型ecash系统的应用实例。

另请参考应用笔记:White Paper 1: SHA Devices Used in Small Cash Systems


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