公こう開かい鍵かぎ暗あん号ごうこうかいかぎあんごうじ字FuriganaMeanings1nounpublic-key cryptography; public key encryptioncomputing›Technical computing term for an encryption system that uses a pair of keys: a public key for encryption and a private key for decryption.公こう開かい鍵かぎ暗あん号ごうは、インターネット上じょうの安