Private Key
N/A
私钥
Private Key · N/A · 私钥 · PRYE-vit kee · secret key · private cryptographic key · Cryptography · secrets · asymmetric · securityCryptographysecret key private cryptographic key/PRYE-vit kee/
Also known as: secret key, private cryptographic key
Last updated August 9, 2026
Definition
A private key is the secret half of an asymmetric key pair. Anyone who has it can decrypt messages meant for you or forge your signatures — keep it protected.
Real-World Example
Never email your private key; store it encrypted and use a passphrase where possible.
References
Related terms
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