Converted PBKDF2 and RC2, enabled tests, deleted legacy Cipher file
Also made DESDecrypt test pass
This commit is contained in:
Matt C
parent
46b8b2fa7e
commit
9ffab374db
@ -69,6 +69,7 @@ class DESDecrypt extends Operation {
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if (key.length !== 8) {
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return `Invalid key length: ${key.length} bytes
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DES uses a key length of 8 bytes (64 bits).
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Triple DES uses a key length of 24 bytes (192 bits).`;
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}
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77
src/core/operations/DerivePBKDF2Key.mjs
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77
src/core/operations/DerivePBKDF2Key.mjs
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@ -0,0 +1,77 @@
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/**
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* @author n1474335 [n1474335@gmail.com]
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* @copyright Crown Copyright 2016
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* @license Apache-2.0
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*/
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import Operation from "../Operation";
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import Utils from "../Utils";
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import forge from "node-forge/dist/forge.min.js";
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/**
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* Derive PBKDF2 key operation
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*/
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class DerivePBKDF2Key extends Operation {
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/**
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* DerivePBKDF2Key constructor
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*/
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constructor() {
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super();
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this.name = "Derive PBKDF2 key";
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this.module = "Ciphers";
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this.description = "PBKDF2 is a password-based key derivation function. It is part of RSA Laboratories' Public-Key Cryptography Standards (PKCS) series, specifically PKCS #5 v2.0, also published as Internet Engineering Task Force's RFC 2898.<br><br>In many applications of cryptography, user security is ultimately dependent on a password, and because a password usually can't be used directly as a cryptographic key, some processing is required.<br><br>A salt provides a large set of keys for any given password, and an iteration count increases the cost of producing keys from a password, thereby also increasing the difficulty of attack.<br><br>If you leave the salt argument empty, a random salt will be generated.";
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this.inputType = "string";
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this.outputType = "string";
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this.args = [
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{
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"name": "Passphrase",
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"type": "toggleString",
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"value": "",
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"toggleValues": ["UTF8", "Latin1", "Hex", "Base64"]
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},
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{
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"name": "Key size",
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"type": "number",
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"value": 128
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},
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{
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"name": "Iterations",
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"type": "number",
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"value": 1
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},
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{
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"name": "Hashing function",
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"type": "option",
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"value": ["SHA1", "SHA256", "SHA384", "SHA512", "MD5"]
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},
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{
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"name": "Salt",
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"type": "toggleString",
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"value": "",
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"toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
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}
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];
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}
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/**
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* @param {string} input
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* @param {Object[]} args
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* @returns {string}
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*/
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run(input, args) {
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const passphrase = Utils.convertToByteString(args[0].string, args[0].option),
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keySize = args[1],
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iterations = args[2],
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hasher = args[3],
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salt = Utils.convertToByteString(args[4].string, args[4].option) ||
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forge.random.getBytesSync(keySize),
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derivedKey = forge.pkcs5.pbkdf2(passphrase, salt, iterations, keySize / 8, hasher.toLowerCase());
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return forge.util.bytesToHex(derivedKey);
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}
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}
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export default DerivePBKDF2Key;
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76
src/core/operations/RC2Decrypt.mjs
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76
src/core/operations/RC2Decrypt.mjs
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@ -0,0 +1,76 @@
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/**
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* @author n1474335 [n1474335@gmail.com]
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* @copyright Crown Copyright 2016
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* @license Apache-2.0
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*/
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import Operation from "../Operation";
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import Utils from "../Utils";
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import forge from "node-forge/dist/forge.min.js";
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/**
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* RC2 Decrypt operation
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*/
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class RC2Decrypt extends Operation {
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/**
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* RC2Decrypt constructor
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*/
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constructor() {
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super();
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this.name = "RC2 Decrypt";
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this.module = "Ciphers";
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this.description = "RC2 (also known as ARC2) is a symmetric-key block cipher designed by Ron Rivest in 1987. 'RC' stands for 'Rivest Cipher'.<br><br><b>Key:</b> RC2 uses a variable size key.<br><br><b>IV:</b> To run the cipher in CBC mode, the Initialization Vector should be 8 bytes long. If the IV is left blank, the cipher will run in ECB mode.<br><br><b>Padding:</b> In both CBC and ECB mode, PKCS#7 padding will be used.";
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this.inputType = "string";
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this.outputType = "string";
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this.args = [
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{
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"name": "Key",
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"type": "toggleString",
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"value": "",
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"toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
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},
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{
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"name": "IV",
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"type": "toggleString",
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"value": "",
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"toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
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},
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{
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"name": "Input",
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"type": "option",
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"value": ["Hex", "Raw"]
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},
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{
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"name": "Output",
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"type": "option",
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"value": ["Raw", "Hex"]
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}
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];
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}
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/**
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* @param {string} input
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* @param {Object[]} args
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* @returns {string}
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*/
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run(input, args) {
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const key = Utils.convertToByteString(args[0].string, args[0].option),
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iv = Utils.convertToByteString(args[1].string, args[1].option),
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inputType = args[2],
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outputType = args[3],
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decipher = forge.rc2.createDecryptionCipher(key);
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input = Utils.convertToByteString(input, inputType);
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decipher.start(iv || null);
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decipher.update(forge.util.createBuffer(input));
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decipher.finish();
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return outputType === "Hex" ? decipher.output.toHex() : decipher.output.getBytes();
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}
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}
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export default RC2Decrypt;
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77
src/core/operations/RC2Encrypt.mjs
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77
src/core/operations/RC2Encrypt.mjs
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@ -0,0 +1,77 @@
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/**
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* @author n1474335 [n1474335@gmail.com]
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* @copyright Crown Copyright 2016
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* @license Apache-2.0
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*/
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import Operation from "../Operation";
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import Utils from "../Utils";
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import forge from "node-forge/dist/forge.min.js";
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/**
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* RC2 Encrypt operation
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*/
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class RC2Encrypt extends Operation {
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/**
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* RC2Encrypt constructor
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*/
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constructor() {
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super();
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this.name = "RC2 Encrypt";
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this.module = "Ciphers";
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this.description = "RC2 (also known as ARC2) is a symmetric-key block cipher designed by Ron Rivest in 1987. 'RC' stands for 'Rivest Cipher'.<br><br><b>Key:</b> RC2 uses a variable size key.<br><br>You can generate a password-based key using one of the KDF operations.<br><br><b>IV:</b> To run the cipher in CBC mode, the Initialization Vector should be 8 bytes long. If the IV is left blank, the cipher will run in ECB mode.<br><br><b>Padding:</b> In both CBC and ECB mode, PKCS#7 padding will be used.";
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this.inputType = "string";
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this.outputType = "string";
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this.args = [
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{
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"name": "Key",
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"type": "toggleString",
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"value": "",
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"toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
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},
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{
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"name": "IV",
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"type": "toggleString",
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"value": "",
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"toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
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},
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{
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"name": "Input",
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"type": "option",
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"value": ["Raw", "Hex"]
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},
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{
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"name": "Output",
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"type": "option",
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"value": ["Hex", "Raw"]
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}
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];
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}
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/**
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* @param {string} input
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* @param {Object[]} args
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* @returns {string}
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*/
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run(input, args) {
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const key = Utils.convertToByteString(args[0].string, args[0].option),
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iv = Utils.convertToByteString(args[1].string, args[1].option),
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inputType = args[2],
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outputType = args[3],
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cipher = forge.rc2.createEncryptionCipher(key);
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input = Utils.convertToByteString(input, inputType);
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cipher.start(iv || null);
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cipher.update(forge.util.createBuffer(input));
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cipher.finish();
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return outputType === "Hex" ? cipher.output.toHex() : cipher.output.getBytes();
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}
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}
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export default RC2Encrypt;
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@ -1,175 +0,0 @@
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import Utils from "../Utils.js";
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import forge from "imports-loader?jQuery=>null!node-forge/dist/forge.min.js";
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import BigNumber from "bignumber.js";
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/**
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* Cipher operations.
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*
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* @author n1474335 [n1474335@gmail.com]
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* @copyright Crown Copyright 2016
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* @license Apache-2.0
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*
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* @namespace
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*/
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const Cipher = {
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/**
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* @constant
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* @default
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*/
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IO_FORMAT1: ["Hex", "UTF8", "Latin1", "Base64"],
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/**
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* @constant
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* @default
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*/
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IO_FORMAT2: ["UTF8", "Latin1", "Hex", "Base64"],
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/**
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* @constant
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* @default
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*/
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IO_FORMAT3: ["Raw", "Hex"],
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/**
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* @constant
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* @default
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*/
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IO_FORMAT4: ["Hex", "Raw"],
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/**
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* RC2 Encrypt operation.
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*
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* @param {string} input
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* @param {Object[]} args
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* @returns {string}
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*/
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runRc2Enc: function (input, args) {
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const key = Utils.convertToByteString(args[0].string, args[0].option),
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iv = Utils.convertToByteString(args[1].string, args[1].option),
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inputType = args[2],
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outputType = args[3],
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cipher = forge.rc2.createEncryptionCipher(key);
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input = Utils.convertToByteString(input, inputType);
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cipher.start(iv || null);
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cipher.update(forge.util.createBuffer(input));
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cipher.finish();
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return outputType === "Hex" ? cipher.output.toHex() : cipher.output.getBytes();
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},
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/**
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* RC2 Decrypt operation.
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*
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* @param {string} input
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* @param {Object[]} args
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* @returns {string}
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*/
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runRc2Dec: function (input, args) {
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const key = Utils.convertToByteString(args[0].string, args[0].option),
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iv = Utils.convertToByteString(args[1].string, args[1].option),
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inputType = args[2],
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outputType = args[3],
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decipher = forge.rc2.createDecryptionCipher(key);
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input = Utils.convertToByteString(input, inputType);
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decipher.start(iv || null);
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decipher.update(forge.util.createBuffer(input));
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decipher.finish();
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return outputType === "Hex" ? decipher.output.toHex() : decipher.output.getBytes();
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},
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/**
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* @constant
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* @default
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*/
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KDF_KEY_SIZE: 128,
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/**
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* @constant
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* @default
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*/
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KDF_ITERATIONS: 1,
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/**
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* @constant
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* @default
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*/
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HASHERS: ["SHA1", "SHA256", "SHA384", "SHA512", "MD5"],
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/**
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* Derive PBKDF2 key operation.
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*
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* @param {string} input
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* @param {Object[]} args
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* @returns {string}
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*/
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runPbkdf2: function (input, args) {
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const passphrase = Utils.convertToByteString(args[0].string, args[0].option),
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keySize = args[1],
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iterations = args[2],
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hasher = args[3],
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salt = Utils.convertToByteString(args[4].string, args[4].option) ||
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forge.random.getBytesSync(keySize),
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derivedKey = forge.pkcs5.pbkdf2(passphrase, salt, iterations, keySize / 8, hasher.toLowerCase());
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return forge.util.bytesToHex(derivedKey);
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},
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/**
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* @constant
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* @default
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*/
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PRNG_BYTES: 32,
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/**
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* @constant
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* @default
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*/
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PRNG_OUTPUT: ["Hex", "Integer", "Byte array", "Raw"],
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/**
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* Pseudo-Random Number Generator operation.
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*
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* @param {string} input
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* @param {Object[]} args
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* @returns {string}
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*/
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runPRNG: function(input, args) {
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const numBytes = args[0],
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outputAs = args[1];
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let bytes;
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if (ENVIRONMENT_IS_WORKER() && self.crypto) {
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bytes = self.crypto.getRandomValues(new Uint8Array(numBytes));
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bytes = Utils.arrayBufferToStr(bytes.buffer);
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} else {
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bytes = forge.random.getBytesSync(numBytes);
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}
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let value = new BigNumber(0),
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i;
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switch (outputAs) {
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case "Hex":
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return forge.util.bytesToHex(bytes);
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case "Integer":
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for (i = bytes.length - 1; i >= 0; i--) {
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value = value.times(256).plus(bytes.charCodeAt(i));
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}
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return value.toFixed();
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case "Byte array":
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return JSON.stringify(Utils.strToCharcode(bytes));
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case "Raw":
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default:
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return bytes;
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}
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},
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};
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export default Cipher;
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@ -36,7 +36,7 @@ import "./tests/operations/Ciphers";
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import "./tests/operations/Checksum";
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// import "./tests/operations/Code";
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import "./tests/operations/Compress";
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// import "./tests/operations/Crypt";
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import "./tests/operations/Crypt";
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import "./tests/operations/DateTime";
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import "./tests/operations/Fork";
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import "./tests/operations/Jump";
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