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(function() {
function Tests(ASSERT, KEM, MD, RSA, UTIL, JSBN, RANDOM) {
function FixedSecureRandom(str) {
var bytes = UTIL.hexToBytes(str);
this.getBytesSync = function(count) {
// prepend zeros
return UTIL.fillString(String.fromCharCode(0), bytes.length - count) +
bytes;
};
}
describe('kem', function() {
it('should generate and encrypt a symmetric key and decrypt it 10x', function() {
for(var i = 0; i < 10; ++i) {
var kdf = new KEM.kdf1(MD.sha256.create());
var kem = KEM.rsa.create(kdf);
var pair = RSA.generateKeyPair(512);
var result = kem.encrypt(pair.publicKey, 256);
var key1 = result.key;
var key2 = kem.decrypt(pair.privateKey, result.encapsulation, 256);
ASSERT.equal(UTIL.bytesToHex(key1), UTIL.bytesToHex(key2));
}
});
});
/**
* According to section "C.6 Test vectors for RSA-KEM" from ISO-18033-2 final
* draft.
*/
describe('C.6 Test vectors for RSA-KEM from ISO-18033-2 final', function() {
it('should pass test vector C.6.1', function() {
var n = '5888113332502691251761936431009284884966640757179802337490546478326238537107326596800820237597139824869184990638749556269785797065508097452399642780486933';
var e = '65537';
var d = '3202313555859948186315374524474173995679783580392140237044349728046479396037520308981353808895461806395564474639124525446044708705259675840210989546479265';
var C0 = '4603e5324cab9cef8365c817052d954d44447b1667099edc69942d32cd594e4ffcf268ae3836e2c35744aaa53ae201fe499806b67dedaa26bf72ecbd117a6fc0';
var K = '5f8de105b5e96b2e490ddecbd147dd1def7e3b8e0e6a26eb7b956ccb8b3bdc1ca975bc57c3989e8fbad31a224655d800c46954840ff32052cdf0d640562bdfadfa263cfccf3c52b29f2af4a1869959bc77f854cf15bd7a25192985a842dbff8e13efee5b7e7e55bbe4d389647c686a9a9ab3fb889b2d7767d3837eea4e0a2f04';
var kdf = new KEM.kdf1(MD.sha1.create());
var rnd = new FixedSecureRandom('032e45326fa859a72ec235acff929b15d1372e30b207255f0611b8f785d764374152e0ac009e509e7ba30cd2f1778e113b64e135cf4e2292c75efe5288edfda4');
var kem = KEM.rsa.create(kdf, {prng: rnd});
var rsaPublicKey = RSA.setPublicKey(
new JSBN.BigInteger(n), new JSBN.BigInteger(e));
var rsaPrivateKey = RSA.setPrivateKey(
new JSBN.BigInteger(n), null, new JSBN.BigInteger(d));
var result = kem.encrypt(rsaPublicKey, 128);
ASSERT.equal(UTIL.bytesToHex(result.encapsulation), C0);
ASSERT.equal(UTIL.bytesToHex(result.key), K);
var decryptedKey = kem.decrypt(rsaPrivateKey, result.encapsulation, 128);
ASSERT.equal(UTIL.bytesToHex(decryptedKey), K);
});
it('should pass test vector C.6.2', function() {
var n = '5888113332502691251761936431009284884966640757179802337490546478326238537107326596800820237597139824869184990638749556269785797065508097452399642780486933';
var e = '65537';
var d = '3202313555859948186315374524474173995679783580392140237044349728046479396037520308981353808895461806395564474639124525446044708705259675840210989546479265';
var C0 = '4603e5324cab9cef8365c817052d954d44447b1667099edc69942d32cd594e4ffcf268ae3836e2c35744aaa53ae201fe499806b67dedaa26bf72ecbd117a6fc0';
var K = '0e6a26eb7b956ccb8b3bdc1ca975bc57c3989e8fbad31a224655d800c46954840ff32052cdf0d640562bdfadfa263cfccf3c52b29f2af4a1869959bc77f854cf15bd7a25192985a842dbff8e13efee5b7e7e55bbe4d389647c686a9a9ab3fb889b2d7767d3837eea4e0a2f04b53ca8f50fb31225c1be2d0126c8c7a4753b0807';
var kdf = new KEM.kdf2(MD.sha1.create());
var rnd = new FixedSecureRandom('032e45326fa859a72ec235acff929b15d1372e30b207255f0611b8f785d764374152e0ac009e509e7ba30cd2f1778e113b64e135cf4e2292c75efe5288edfda4');
var kem = KEM.rsa.create(kdf, {prng: rnd});
var rsaPublicKey = RSA.setPublicKey(
new JSBN.BigInteger(n), new JSBN.BigInteger(e));
var rsaPrivateKey = RSA.setPrivateKey(
new JSBN.BigInteger(n), null, new JSBN.BigInteger(d));
var result = kem.encrypt(rsaPublicKey, 128);
ASSERT.equal(UTIL.bytesToHex(result.encapsulation), C0);
ASSERT.equal(UTIL.bytesToHex(result.key), K);
var decryptedKey = kem.decrypt(rsaPrivateKey, result.encapsulation, 128);
ASSERT.equal(UTIL.bytesToHex(decryptedKey), K);
});
it('should pass test vector C.6.3', function() {
var n = '5888113332502691251761936431009284884966640757179802337490546478326238537107326596800820237597139824869184990638749556269785797065508097452399642780486933';
var e = '65537';
var d = '3202313555859948186315374524474173995679783580392140237044349728046479396037520308981353808895461806395564474639124525446044708705259675840210989546479265';
var C0 = '4603e5324cab9cef8365c817052d954d44447b1667099edc69942d32cd594e4ffcf268ae3836e2c35744aaa53ae201fe499806b67dedaa26bf72ecbd117a6fc0';
var K = '09e2decf2a6e1666c2f6071ff4298305e2643fd510a2403db42a8743cb989de86e668d168cbe604611ac179f819a3d18412e9eb45668f2923c087c12fee0c5a0d2a8aa70185401fbbd99379ec76c663e875a60b4aacb1319fa11c3365a8b79a44669f26fb555c80391847b05eca1cb5cf8c2d531448d33fbaca19f6410ee1fcb';
var kdf = new KEM.kdf1(MD.sha256.create(), 20);
var rnd = new FixedSecureRandom('032e45326fa859a72ec235acff929b15d1372e30b207255f0611b8f785d764374152e0ac009e509e7ba30cd2f1778e113b64e135cf4e2292c75efe5288edfda4');
var kem = KEM.rsa.create(kdf, {prng: rnd});
var rsaPublicKey = RSA.setPublicKey(
new JSBN.BigInteger(n), new JSBN.BigInteger(e));
var rsaPrivateKey = RSA.setPrivateKey(
new JSBN.BigInteger(n), null, new JSBN.BigInteger(d));
var result = kem.encrypt(rsaPublicKey, 128);
ASSERT.equal(UTIL.bytesToHex(result.encapsulation), C0);
ASSERT.equal(UTIL.bytesToHex(result.key), K);
var decryptedKey = kem.decrypt(rsaPrivateKey, result.encapsulation, 128);
ASSERT.equal(UTIL.bytesToHex(decryptedKey), K);
});
it('should pass test vector C.6.4', function() {
var n = '5888113332502691251761936431009284884966640757179802337490546478326238537107326596800820237597139824869184990638749556269785797065508097452399642780486933';
var e = '65537';
var d = '3202313555859948186315374524474173995679783580392140237044349728046479396037520308981353808895461806395564474639124525446044708705259675840210989546479265';
var C0 = '4603e5324cab9cef8365c817052d954d44447b1667099edc69942d32cd594e4ffcf268ae3836e2c35744aaa53ae201fe499806b67dedaa26bf72ecbd117a6fc0';
var K = '10a2403db42a8743cb989de86e668d168cbe604611ac179f819a3d18412e9eb45668f2923c087c12fee0c5a0d2a8aa70185401fbbd99379ec76c663e875a60b4aacb1319fa11c3365a8b79a44669f26fb555c80391847b05eca1cb5cf8c2d531448d33fbaca19f6410ee1fcb260892670e0814c348664f6a7248aaf998a3acc6';
var kdf = new KEM.kdf2(MD.sha256.create(), 20);
var rnd = new FixedSecureRandom('00032e45326fa859a72ec235acff929b15d1372e30b207255f0611b8f785d764374152e0ac009e509e7ba30cd2f1778e113b64e135cf4e2292c75efe5288edfda4');
var kem = KEM.rsa.create(kdf, {prng: rnd});
var rsaPublicKey = RSA.setPublicKey(
new JSBN.BigInteger(n), new JSBN.BigInteger(e));
var rsaPrivateKey = RSA.setPrivateKey(
new JSBN.BigInteger(n), null, new JSBN.BigInteger(d));
var result = kem.encrypt(rsaPublicKey, 128);
ASSERT.equal(UTIL.bytesToHex(result.encapsulation), C0);
ASSERT.equal(UTIL.bytesToHex(result.key), K);
var decryptedKey = kem.decrypt(rsaPrivateKey, result.encapsulation, 128);
ASSERT.equal(UTIL.bytesToHex(decryptedKey), K);
});
});
describe('prepended zeros test', function() {
it('should pass when random has leading zeros', function() {
var n = '5888113332502691251761936431009284884966640757179802337490546478326238537107326596800820237597139824869184990638749556269785797065508097452399642780486933';
var e = '65537';
var d = '3202313555859948186315374524474173995679783580392140237044349728046479396037520308981353808895461806395564474639124525446044708705259675840210989546479265';
var C0 = '5f268a76c1aed04bc195a143d7ee768bee0aad308d16196274a02d9c1a72bbe10cbf718de323fc0135c5f8129f96ac8f504d9623960dc54cd87bddee94f5a0b2';
var K = '8bf41e59dc1b83142ee32569a347a94539e48c98347c685a29e3aa8b7a3ea714d68c1a43c4a760c9d4a45149b0ce8b681e98076bdd4393394c7832a7fa71848257772ac38a4e7fbe96e8bb383becbb7242841946e82e35d9ef1667245fc82601e7edf53b897f5ce2b6bce8e1e3212abd5a8a99a0c9b99472e22a313dac396383';
var kdf = new KEM.kdf1(MD.sha1.create());
var rnd = new FixedSecureRandom('000e45326fa859a72ec235acff929b15d1372e30b207255f0611b8f785d764374152e0ac009e509e7ba30cd2f1778e113b64e135cf4e2292c75efe5288edfda4');
var kem = KEM.rsa.create(kdf, {prng: rnd});
var rsaPublicKey = RSA.setPublicKey(
new JSBN.BigInteger(n), new JSBN.BigInteger(e));
var rsaPrivateKey = RSA.setPrivateKey(
new JSBN.BigInteger(n), null, new JSBN.BigInteger(d));
var result = kem.encrypt(rsaPublicKey, 128);
ASSERT.equal(UTIL.bytesToHex(result.encapsulation), C0);
ASSERT.equal(UTIL.bytesToHex(result.key), K);
var decryptedKey = kem.decrypt(rsaPrivateKey, result.encapsulation, 128);
ASSERT.equal(UTIL.bytesToHex(decryptedKey), K);
});
});
}
// check for AMD
if(typeof define === 'function') {
define([
'forge/kem',
'forge/md',
'forge/rsa',
'forge/util',
'forge/jsbn',
'forge/random'
], function(KEM, MD, RSA, UTIL, JSBN, RANDOM) {
Tests(
// Global provided by test harness
ASSERT,
KEM(),
MD(),
RSA(),
UTIL(),
JSBN(),
RANDOM()
);
});
} else if(typeof module === 'object' && module.exports) {
// assume NodeJS
Tests(
require('assert'),
require('../../js/kem')(),
require('../../js/md')(),
require('../../js/rsa')(),
require('../../js/util')(),
require('../../js/jsbn')(),
require('../../js/random')());
}
})();