Nonce
N/A
随机数Nonce
Nonce · N/A · 随机数Nonce · nons · number used once · crypto nonce · Cryptography · crypto · basics · protocolsCryptographynumber used once crypto nonce/nons/
Also known as: number used once, crypto nonce
Last updated August 9, 2026
Definition
A nonce is a number used once in a cryptographic protocol to prevent replay and keep operations unique.
Real-World Example
An authentication protocol including a fresh nonce so an old captured response cannot be reused.
References
Related terms
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