Cryptography

Simplified functions for nodejs cryptography.

All the cryptographic primitives used in Ethereum

JavaScript implementations of network transports, cryptography, ciphers, PKI, message digests, and various utilities.

Port of TweetNaCl cryptographic library to JavaScript

EC cryptography

Compute ripemd160 of bytes or strings.

Audited & minimal 0-dependency JS implementation of SHA, RIPEMD, BLAKE, HMAC, HKDF, PBKDF & Scrypt

Audited & minimal JS implementation of elliptic curve cryptography

A simple SHA-3 / Keccak / Shake hash function for JavaScript supports UTF-8 encoding.

A simple MD4 hash function for JavaScript supports UTF-8 encoding.

A simple SHA-256 / SHA-224 hash function for JavaScript supports UTF-8 encoding.

General purpose crypto utilities

jsSHA implements the complete Secure Hash Standard (SHA) family (SHA-1, SHA-224/256/384/512, SHA3-224/256/384/512, SHAKE128/256, cSHAKE128/256, and KMAC128/256) with HMAC

Cryptographic utilities and primitives for the Hiero SDK

General purpose crypto utilities

High-performance synchronous AES implementation for JavaScript

This is a simple SHA-512, SHA-384, SHA-512/224, SHA-512/256 hash functions for JavaScript supports UTF-8 encoding.

Audited & minimal JS implementation of Salsa20, ChaCha and AES

Cryptography resources for blockchain projects

Web Cryptography API shim for legacy browsers

Tiny hashing module that uses the native crypto API in Node.js and the browser

opensource free pure JavaScript cryptographic library supports RSA/RSAPSS/ECDSA/DSA signing/validation, ASN.1, PKCS#1/5/8 private/public key, X.509 certificate, CRL, OCSP, CMS SignedData, TimeStamp and CAdES and JSON Web Signature(JWS)/Token(JWT)/Key(JWK)

Fastest 4KB JS implementation of secp256k1 ECDH & ECDSA signatures compliant with RFC6979

SHA-256, HMAC and PBKDF2 implementation with typed arrays for modern browsers and Node.js

Node/Pure JavaScript symmetric ciphers adapter

ASN.1 schema of `RSA Cryptography Specifications Version 2.2` (RFC8017)

A simple MD5 hash function for JavaScript supports UTF-8 encoding.

Provides cryptography primitives for Android, iOS and web.

mcl ; A portable and fast pairing-based cryptography library for Node.js by WebAssembly

A simple SHA1 hash function for JavaScript supports UTF-8 encoding.

Fastest 4KB JS implementation of ed25519 EDDSA signatures compliant with RFC8032, FIPS 186-5 & ZIP215

General cryptographic functions for use with Lisk-related software

Elliptic curve cryptography, which uses keybase/bn for bignums

Generate cryptographically-secure random bytes in react native

MSR JavaScript Cryptography Library

crypto; from kruptein to hide or conceal

ASN.1 schema of `Public-Key Cryptography Standards (PKCS) #8: Private-Key Information Syntax Specification Version 1.2` (RFC5208)

A cryptography algorithms library compatible with ES6 and TypeScript

Public Key Infrastructure (PKI) is the basis of how identity and key management is performed on the web today. PKIjs is a pure JavaScript library implementing the formats that are used in PKI applications. It is built on WebCrypto and aspires to make it p

Normalize the creation of cryptographically strong random values.

Big integers.

Isomorphic Library for Random Bytes

Isomorphic Cryptography Library for AES, HMAC and SHA2

JavaScript Elliptic curve cryptography library, includes fix to browser.js so that encrypt/decrypt works

Elliptic curve cryptography

Pure JavaScript implementation of the scrypt key deriviation function that is fully compatible with Node.js and the browser.

jodid25519 - Curve 25519-based cryptography

Compute SHA256 of bytes or strings.

Crockford base-32 checksum encoding