ICS 35.240 L 70 湖 DB43 南 省 地 方 标 准 DB43/T 1840—2020 信息安全技术 区块链网络安全技术测评要求 Information security technology - Evaluation requirements for blockchain network security technology 2020-09-30发布 湖南省市场监督管理局 2020-12-30实施 发 布 DB43/T 1840—2020 目 次 前言························································································································································ Ⅲ 1 范围···················································································································································· 1 2 规范性引用文件································································································································· 1 3 术语和定义 ········································································································································ 1 4 等级测评概述····································································································································· 2 4.1 等级测评方法 ····························································································································· 2 4.2 单项测评····································································································································· 2 5 第一级测评要求································································································································· 2 5.1 物理网络测评要求 ····················································································································· 2 5.2 组网机制测评要求 ····················································································································· 3 5.3 数据传播机制测评要求·············································································································· 4 5.4 数据验证机制测评要求·············································································································· 4 5.5 网络路由机制测评要求·············································································································· 5 5.6 跨链通信测评要求 ····················································································································· 5 6 第二级测评要求································································································································· 6 6.1 物理网络测评要求 ····················································································································· 6 6.2 组网机制测评要求 ····················································································································· 7 6.3 数据传播机制测评要求·············································································································· 8 6.4 数据验证机制测评要求·············································································································· 9 6.5 网络路由机制测评要求·············································································································· 9 6.6 跨链通信测评要求 ··················································································································· 10 7 第三级测评要求······························································································································· 11 7.1 物理网络测评要求 ··················································································································· 11 7.2 组网机制测评要求 ··················································································································· 12 7.3 数据传播机制测评要求············································································································ 13 7.4 数据验证机制测评要求············································································································ 14 7.5 网络路由机制测评要求············································································································ 14 7.6 跨链通信测评要求 ··················································································································· 15 8 第四级测评要求······························································································································· 16 8.1 物理网络测评要求 ··················································································································· 16 8.2 组网机制测评要求 ··················································································································· 17 8.3 数据传播机制测评要求·····························