Home / Standards / GB/T 18231-2000 GB/T 18231-2000 Active Information technology--Lower layers security model 信息技术 低层安全模型 Standard Type GBT ICS 35.100.40 CCS L79 Status 现行 Issue Date 2000-10-17 Implementation 2001-08-01 Responsible Dept 国家标准委 Drafting Unit N/A