zero-knowledge proof; ZKP
A cryptographic method where one party proves knowledge of a secret without revealing the secret itself. Technical term used in computer science and cryptography.
Zero-knowledge proof is a technique for verifying identity without revealing a password.
暗号 is a general term for cryptography or codes, while ゼロ知識証明 refers specifically to a class of cryptographic protocols.
Calque from English 'zero-knowledge proof'. The components ゼロ (zero), 知識 (knowledge), and 証明 (proof) directly correspond to the English term.