3 安全软件标准................................................................................................7 3.1 IPsec 安全标准......................................................................................7 3.1.1 TCP/IP 协议和层..............................................................................8 3.1.2 TCP/IP 安全性................................................................................10 3.1.3 IPsec.............................................................................................11 3.1.4 IPsec 使用示例.............................................................................11 3.2 通用标准.............................................................................................12 3.2.1 通用标准概述....................................................................................12 3.2.2 通用标准评估保证级别....................................................................14 3.2.3 通用标准示例....................................................................................15 3.3 标准对美国政府的影响.....................................................................16
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