@Test
public void testCreateMasterKeyWithSalt()
throws InvalidKeySpecException, NoSuchAlgorithmException, NoSuchProviderException {
long timeStart = System.currentTimeMillis();
SaltedSecretKey masterKeyForPasswordTestAndSalt123 =
CipherUtil.createMasterKey("Test", new byte[] {1, 2, 3});
long timeEnd = System.currentTimeMillis();
long timeDuration = timeEnd - timeStart;
logger.log(Level.INFO, "Creating master key took " + timeDuration + "ms:");
logger.log(
Level.INFO,
" - Key: " + StringUtil.toHex(masterKeyForPasswordTestAndSalt123.getEncoded()));
logger.log(
Level.INFO, " - Salt: " + StringUtil.toHex(masterKeyForPasswordTestAndSalt123.getSalt()));
assertEquals("010203", StringUtil.toHex(masterKeyForPasswordTestAndSalt123.getSalt()));
assertEquals(
"44fda24d53b29828b62c362529bd9df5c8a92c2736bcae3a28b3d7b44488e36e246106aa5334813028abb2048eeb5e177df1c702d93cf82aeb7b6d59a8534ff0",
StringUtil.toHex(masterKeyForPasswordTestAndSalt123.getEncoded()));
assertEquals(
CipherUtil.MASTER_KEY_SIZE / 8, masterKeyForPasswordTestAndSalt123.getEncoded().length);
assertEquals("PBKDF2WithHmacSHA1", masterKeyForPasswordTestAndSalt123.getAlgorithm());
assertEquals("RAW", masterKeyForPasswordTestAndSalt123.getFormat());
assertTrue(timeDuration > 5000);
}
@Test
public void testCreateMasterKeyNoSalt()
throws InvalidKeySpecException, NoSuchAlgorithmException, NoSuchProviderException {
SaltedSecretKey masterKeyForPasswordTestNoSalt1 = CipherUtil.createMasterKey("Test");
SaltedSecretKey masterKeyForPasswordTestNoSalt2 = CipherUtil.createMasterKey("Test");
logger.log(Level.INFO, "Key comparison for password 'Test':");
logger.log(
Level.INFO,
"- Master key 1: " + StringUtil.toHex(masterKeyForPasswordTestNoSalt1.getEncoded()));
logger.log(
Level.INFO,
" with salt: " + StringUtil.toHex(masterKeyForPasswordTestNoSalt1.getSalt()));
logger.log(
Level.INFO,
"- Master key 2: " + StringUtil.toHex(masterKeyForPasswordTestNoSalt2.getEncoded()));
logger.log(
Level.INFO,
" with salt: " + StringUtil.toHex(masterKeyForPasswordTestNoSalt2.getSalt()));
assertFalse(
Arrays.equals(
masterKeyForPasswordTestNoSalt1.getSalt(), masterKeyForPasswordTestNoSalt2.getSalt()));
assertFalse(
Arrays.equals(
masterKeyForPasswordTestNoSalt1.getEncoded(),
masterKeyForPasswordTestNoSalt2.getEncoded()));
}
@Test
public void testCreateDerivedKeys()
throws InvalidKeySpecException, NoSuchAlgorithmException, NoSuchProviderException {
SaltedSecretKey masterKey = createDummyMasterKey();
CipherSpec cipherSpec = CipherSpecs.getCipherSpec(CipherSpecs.AES_128_GCM);
byte[] derivedKeySalt1 = new byte[] {1, 2, 3};
byte[] derivedKeySalt2 = new byte[] {1, 2, 3, 4};
SaltedSecretKey derivedKey1 =
CipherUtil.createDerivedKey(masterKey, derivedKeySalt1, cipherSpec);
SaltedSecretKey derivedKey2 =
CipherUtil.createDerivedKey(masterKey, derivedKeySalt2, cipherSpec);
logger.log(Level.INFO, "- Derived key 1: " + StringUtil.toHex(derivedKey1.getEncoded()));
logger.log(Level.INFO, " with salt: " + StringUtil.toHex(derivedKey1.getSalt()));
logger.log(Level.INFO, "- Derived key 2: " + StringUtil.toHex(derivedKey2.getEncoded()));
logger.log(Level.INFO, " with salt: " + StringUtil.toHex(derivedKey2.getSalt()));
assertEquals(128 / 8, derivedKey1.getEncoded().length);
assertEquals(128 / 8, derivedKey2.getEncoded().length);
assertFalse(Arrays.equals(derivedKey1.getSalt(), derivedKey2.getSalt()));
assertFalse(Arrays.equals(derivedKey1.getEncoded(), derivedKey2.getEncoded()));
}