Home / Standards / GB/T 22240-2020 GB/T 22240-2020 Active Information security technology—Classification guide for classified protection of cybersecurity 信息安全技术 网络安全等级保护定级指南 Standard Type GBT ICS 35.040 CCS L80 Status 现行 Issue Date 2020-04-28 Implementation 2020-11-01 Responsible Dept 国家标准委 Drafting Unit N/A