Home / Standards / GB/T 20518-2006 GB/T 20518-2006 Abolished Information security technology - Public key infrastructure - Digital certificate format 信息安全技术 公钥基础设施 数字证书格式 Standard Type GBT ICS 35.100.70 CCS L79 Status 废止 Issue Date 2006-08-30 Implementation 2007-02-01 Responsible Dept 国家标准委 Drafting Unit N/A