Home / Standards / GB/T 33562-2017 GB/T 33562-2017 Active Information security technology—Secure domain name system deployment guide 信息安全技术 安全域名系统实施指南 Standard Type GBT ICS 35.040 CCS L80 Status 现行 Issue Date 2017-05-12 Implementation 2017-12-01 Responsible Dept 国家标准委 Drafting Unit N/A