公开密钥基础建设 (公開密鑰基礎建設) gōngkāi mìyào jīchǔ jiànshè

gōngkāi mìyào jīchǔ jiànshè set phrase public key infrastructure
Domain: Computer Science 计算机科学 , Subdomain: Security
Notes: (Wikipedia '公开密钥基础建设')