JSCryptor

Javascript implementation of RNCryptor

This implementation try to be compatible with Rob Napier's Objective-C implementation of RNCryptor, It supports schema version 3. This code is based on the PHP implementation of RNCryptor.

Install

sudo apt-get install libmcrypt4 libmcrypt-dev
npm install jscryptor

Test

npm test

Example

// Example taken from https://github.com/RNCryptor/RNCryptor-php/blob/master/examples/decrypt.php

var password = 'myPassword';
var b64string = "AwHsr+ZD87myaoHm51kZX96u4hhaTuLkEsHwpCRpDywMO1Moz35wdS6OuDgq+SIAK6BOSVKQFSbX/GiFSKhWNy1q94JidKc8hs581JwVJBrEEoxDaMwYE+a+sZeirThbfpup9WZQgp3XuZsGuZPGvy6CvHWt08vsxFAn9tiHW9EFVtdSK7kAGzpnx53OUSt451Jpy6lXl1TKek8m64RT4XPr";

var RNCryptor = require('jscryptor');

console.time('Decrypting example');
var decrypted = RNCryptor.Decrypt(b64string, password);
console.timeEnd('Decrypting example');
console.log("Result:", decrypted);

API

RNCryptor()

Object exposed by require('jscryptor');

RNCryptor.Encrypt

• plain_text: String or Buffer
• password: String or Buffer
• version: Number (3 by default, not mandatory)

RNCryptor.Decrypt

• b64_str: String or Buffer
• password: String or Buffer

RNCryptor.EncryptWithArbitrarySalts

• plain_text: String or Buffer
• password: String or Buffer
• encryption_salt: String or Buffer
• hmac_salt: String or Buffer
• iv: String or Buffer
• version: Number (3 by default, not mandatory)

RNCryptor.EncryptWithArbitraryKeys

• plain_text: String or Buffer
• encryption_key: String or Buffer
• hmac_key: String or Buffer
• iv: String or Buffer
• version: Number (3 by default, not mandatory)