APIActive

Node.js Crypto Module

Node.js built-in cryptographic module providing hashing, encryption, key generation, and TLS utilities.

Field note

What it does

The node:crypto module offers cryptographic functionality including OpenSSL-based hash, HMAC, cipher, decipher, sign, verify, and key management operations.

Capabilities

Available capabilities

HMAC Symmetric Encryption Random Number Generation Asymmetric Cryptography Hashing Key derivation

Asymmetric key types #

Node.js Crypto Module

What it does

Available capabilities

Tags

Ways to use it

Product features

Asymmetric key types #

Choosing a key format #

Class: Certificate #

Crypto #

Determining if crypto support is unavailable #

Examples #

Key formats #

Legacy API #

Node.js v26.7.0 documentation

Static method: Certificate.exportChallenge(spkac[, encoding]) #

Static method: Certificate.exportPublicKey(spkac[, encoding]) #

Static method: Certificate.verifySpkac(spkac[, encoding]) #