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 MD4 hash function for JavaScript supports UTF-8 encoding.

A simple SHA-3 / Keccak / Shake 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

Cryptographic utilities and primitives for the Hedera™ Hashgraph SDK

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

High-performance synchronous AES implementation for JavaScript

General purpose crypto utilities

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

Cryptography resources for blockchain projects

Audited & minimal JS implementation of Salsa20, ChaCha and AES

Web Cryptography API shim for legacy browsers

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

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

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

Node/Pure JavaScript symmetric ciphers adapter

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

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

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

General cryptographic functions for use with Lisk-related software

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

Elliptic curve cryptography, which uses keybase/bn for bignums

Generate cryptographically-secure random bytes in react native

MSR JavaScript Cryptography Library

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

Normalize the creation of cryptographically strong random values.

A superfast encryption module for React native

A cryptography algorithms library compatible with ES6 and TypeScript

crypto; from kruptein to hide or conceal

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

Isomorphic Library for Random Bytes

Isomorphic Cryptography Library for AES, HMAC and SHA2

Big integers.

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

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

JavaScript Elliptic curve cryptography library

Compute SHA256 of bytes or strings.

Elliptic curve cryptography