Home / Standards / GB/T 17903.2-2008 GB/T 17903.2-2008 Abolished Information technology - Security techniques - Non-repudiation - Part 2: Mechanisms using symmetric techniques 信息技术 安全技术 抗抵赖 第2部分: 采用对称技术的机制 Standard Type GBT ICS 35.040 CCS L80 Status 废止 Issue Date 2008-06-26 Implementation 2008-11-01 Responsible Dept 国家标准委 Drafting Unit N/A