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package org.bouncycastle.crypto.test;
import java.io.ByteArrayInputStream;
import org.bouncycastle.asn1.ASN1InputStream;
import org.bouncycastle.asn1.ASN1OctetString;
import org.bouncycastle.asn1.pkcs.EncryptedPrivateKeyInfo;
import org.bouncycastle.asn1.pkcs.EncryptionScheme;
import org.bouncycastle.asn1.pkcs.KeyDerivationFunc;
import org.bouncycastle.asn1.pkcs.PBES2Parameters;
import org.bouncycastle.asn1.pkcs.PBKDF2Params;
import org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers;
import org.bouncycastle.asn1.pkcs.RC2CBCParameter;
import org.bouncycastle.crypto.BufferedBlockCipher;
import org.bouncycastle.crypto.CipherParameters;
import org.bouncycastle.crypto.PBEParametersGenerator;
import org.bouncycastle.crypto.engines.DESEngine;
import org.bouncycastle.crypto.engines.DESedeEngine;
import org.bouncycastle.crypto.engines.RC2Engine;
import org.bouncycastle.crypto.generators.PKCS5S2ParametersGenerator;
import org.bouncycastle.crypto.modes.CBCBlockCipher;
import org.bouncycastle.crypto.paddings.PaddedBufferedBlockCipher;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.crypto.params.ParametersWithIV;
import org.bouncycastle.util.encoders.Base64;
import org.bouncycastle.util.encoders.Hex;
import org.bouncycastle.util.test.SimpleTest;
/**
* A test class for PKCS5 PBES2 with PBKDF2 (PKCS5 v2.0) using
* test vectors provider at
*
* RSA's PKCS5 Page
*
* The vectors are Base 64 encoded and encrypted using the password "password"
* (without quotes). They should all yield the same PrivateKeyInfo object.
*/
public class PKCS5Test
extends SimpleTest
{
/**
* encrypted using des-cbc.
*/
static byte[] sample1 = Base64.decode(
"MIIBozA9BgkqhkiG9w0BBQ0wMDAbBgkqhkiG9w0BBQwwDgQIfWBDXwLp4K4CAggA"
+ "MBEGBSsOAwIHBAiaCF/AvOgQ6QSCAWDWX4BdAzCRNSQSANSuNsT5X8mWYO27mr3Y"
+ "9c9LoBVXGNmYWKA77MI4967f7SmjNcgXj3xNE/jmnVz6hhsjS8E5VPT3kfyVkpdZ"
+ "0lr5e9Yk2m3JWpPU7++v5zBkZmC4V/MwV/XuIs6U+vykgzMgpxQg0oZKS9zgmiZo"
+ "f/4dOCL0UtCDnyOSvqT7mCVIcMDIEKu8QbVlgZYBop08l60EuEU3gARUo8WsYQmO"
+ "Dz/ldx0Z+znIT0SXVuOwc+RVItC5T/Qx+aijmmpt+9l14nmaGBrEkmuhmtdvU/4v"
+ "aptewGRgmjOfD6cqK+zs0O5NrrJ3P/6ZSxXj91CQgrThGfOv72bUncXEMNtc8pks"
+ "2jpHFjGMdKufnadAD7XuMgzkkaklEXZ4f5tU6heIIwr51g0GBEGF96gYPFnjnSQM"
+ "75JE02Clo+DfcfXpcybPTwwFg2jd6JTTOfkdf6OdSlA/1XNK43FA");
/**
* encrypted using des-ede3-cbc.
*/
static byte[] sample2 = Base64.decode(
"MIIBpjBABgkqhkiG9w0BBQ0wMzAbBgkqhkiG9w0BBQwwDgQIeFeOWl1jywYCAggA"
+ "MBQGCCqGSIb3DQMHBAjUJ5eGBhQGtQSCAWBrHrRgqO8UUMLcWzZEtpk1l3mjxiF/"
+ "koCMkHsFwowgyWhEbgIkTgbSViK54LVK8PskekcGNLph+rB6bGZ7pPbL5pbXASJ8"
+ "+MkQcG3FZdlS4Ek9tTJDApj3O1UubZGFG4uvTlJJFbF1BOJ3MkY3XQ9Gl1qwv7j5"
+ "6e103Da7Cq9+oIDKmznza78XXQYrUsPo8mJGjUxPskEYlzwvHjKubRnYm/K6RKhi"
+ "5f4zX4BQ/Dt3H812ZjRXrsjAJP0KrD/jyD/jCT7zNBVPH1izBds+RwizyQAHwfNJ"
+ "BFR78TH4cgzB619X47FDVOnT0LqQNVd0O3cSwnPrXE9XR3tPayE+iOB15llFSmi8"
+ "z0ByOXldEpkezCn92Umk++suzIVj1qfsK+bv2phZWJPbLEIWPDRHUbYf76q5ArAr"
+ "u4xtxT/hoK3krEs/IN3d70qjlUJ36SEw1UaZ82PWhakQbdtu39ZraMJB");
/**
* encrypted using rc2-cbc.
*/
static byte[] sample3 = Base64.decode(
"MIIBrjBIBgkqhkiG9w0BBQ0wOzAeBgkqhkiG9w0BBQwwEQQIrHyQPBZqWLUCAggA"
+ "AgEQMBkGCCqGSIb3DQMCMA0CAToECEhbh7YZKiPSBIIBYCT1zp6o5jpFlIkgwPop"
+ "7bW1+8ACr4exqzkeb3WflQ8cWJ4cURxzVdvxUnXeW1VJdaQZtjS/QHs5GhPTG/0f"
+ "wtvnaPfwrIJ3FeGaZfcg2CrYhalOFmEb4xrE4KyoEQmUN8tb/Cg94uzd16BOPw21"
+ "RDnE8bnPdIGY7TyL95kbkqH23mK53pi7h+xWIgduW+atIqDyyt55f7WMZcvDvlj6"
+ "VpN/V0h+qxBHL274WA4dj6GYgeyUFpi60HdGCK7By2TBy8h1ZvKGjmB9h8jZvkx1"
+ "MkbRumXxyFsowTZawyYvO8Um6lbfEDP9zIEUq0IV8RqH2MRyblsPNSikyYhxX/cz"
+ "tdDxRKhilySbSBg5Kr8OfcwKp9bpinN96nmG4xr3Tch1bnVvqJzOQ5+Vva2WwVvH"
+ "2JkWvYm5WaANg4Q6bRxu9vz7DuhbJjQdZbxFezIAgrJdSe92B00jO/0Kny1WjiVO"
+ "6DA=");
static byte[] result = Hex.decode(
"30820155020100300d06092a864886f70d01010105000482013f3082013b020100024100"
+ "debbfc2c09d61bada2a9462f24224e54cc6b3cc0755f15ce318ef57e79df17026b6a85cc"
+ "a12428027245045df2052a329a2f9ad3d17b78a10572ad9b22bf343b020301000102402d"
+ "90a96adcec472743527bc023153d8f0d6e96b40c8ed228276d467d843306429f8670559b"
+ "f376dd41857f6397c2fc8d95e0e53ed62de420b855430ee4a1b8a1022100ffcaf0838239"
+ "31e073ff534f06a5d415b3d414bc614a4544a3dff7ed271817eb022100deea30242117db"
+ "2d3b8837f58f1da530ff83cf9283680da33683ec4e583610f1022100e6026381adb0a683"
+ "f16a8f4c096b462979b9e4277cc89f3ed8a905b46fa9ff9f02210097c146d4d1d2b3dbaf"
+ "53a504ff51674c5c271800de84d003f4f10ac6ab36e38102202bfa141f10bda874e1017d"
+ "845e82767c1c38e82745daf421f0c8cd09d7652387");
private class PBETest
extends SimpleTest
{
int id;
BufferedBlockCipher cipher;
byte[] sample;
int keySize;
PBETest(
int id,
BufferedBlockCipher cipher,
byte[] sample,
int keySize)
{
this.id = id;
this.cipher = cipher;
this.sample = sample;
this.keySize = keySize;
}
public String getName()
{
return cipher.getUnderlyingCipher().getAlgorithmName() + " PKCS5S2 Test " + id;
}
public void performTest()
{
char[] password = { 'p', 'a', 's', 's', 'w', 'o', 'r', 'd' };
PBEParametersGenerator generator = new PKCS5S2ParametersGenerator();
ByteArrayInputStream bIn = new ByteArrayInputStream(sample);
ASN1InputStream dIn = new ASN1InputStream(bIn);
EncryptedPrivateKeyInfo info = null;
try
{
info = EncryptedPrivateKeyInfo.getInstance(dIn.readObject());
}
catch (Exception e)
{
fail("failed construction - exception " + e.toString(), e);
}
PBES2Parameters alg = PBES2Parameters.getInstance(info.getEncryptionAlgorithm().getParameters());
PBKDF2Params func = PBKDF2Params.getInstance(alg.getKeyDerivationFunc().getParameters());
EncryptionScheme scheme = alg.getEncryptionScheme();
if (func.getKeyLength() != null)
{
keySize = func.getKeyLength().intValue() * 8;
}
int iterationCount = func.getIterationCount().intValue();
byte[] salt = func.getSalt();
generator.init(
PBEParametersGenerator.PKCS5PasswordToBytes(password),
salt,
iterationCount);
CipherParameters param;
if (scheme.getAlgorithm().equals(PKCSObjectIdentifiers.RC2_CBC))
{
RC2CBCParameter rc2Params = RC2CBCParameter.getInstance(scheme.getParameters());
byte[] iv = rc2Params.getIV();
param = new ParametersWithIV(generator.generateDerivedParameters(keySize), iv);
}
else
{
byte[] iv = ASN1OctetString.getInstance(scheme.getParameters()).getOctets();
param = new ParametersWithIV(generator.generateDerivedParameters(keySize), iv);
}
cipher.init(false, param);
byte[] data = info.getEncryptedData();
byte[] out = new byte[cipher.getOutputSize(data.length)];
int len = cipher.processBytes(data, 0, data.length, out, 0);
try
{
len += cipher.doFinal(out, len);
}
catch (Exception e)
{
fail("failed doFinal - exception " + e.toString());
}
if (result.length != len)
{
fail("failed length");
}
for (int i = 0; i != len; i++)
{
if (out[i] != result[i])
{
fail("failed comparison");
}
}
}
}
public String getName()
{
return "PKCS5S2";
}
public void performTest()
throws Exception
{
BufferedBlockCipher cipher = new PaddedBufferedBlockCipher(new CBCBlockCipher(new DESEngine()));
SimpleTest test = new PBETest(0, cipher, sample1, 64);
test.performTest();
cipher = new PaddedBufferedBlockCipher(new CBCBlockCipher(new DESedeEngine()));
test = new PBETest(1, cipher, sample2, 192);
test.performTest();
cipher = new PaddedBufferedBlockCipher(new CBCBlockCipher(new RC2Engine()));
test = new PBETest(2, cipher, sample3, 0);
test.performTest();
//
// RFC 3211 tests
//
char[] password = { 'p', 'a', 's', 's', 'w', 'o', 'r', 'd' };
PBEParametersGenerator generator = new PKCS5S2ParametersGenerator();
byte[] salt = Hex.decode("1234567878563412");
generator.init(
PBEParametersGenerator.PKCS5PasswordToBytes(password),
salt,
5);
if (!areEqual(((KeyParameter)generator.generateDerivedParameters(64)).getKey(), Hex.decode("d1daa78615f287e6")))
{
fail("64 test failed");
}
password = "All n-entities must communicate with other n-entities via n-1 entiteeheehees".toCharArray();
generator.init(
PBEParametersGenerator.PKCS5PasswordToBytes(password),
salt,
500);
if (!areEqual(((KeyParameter)generator.generateDerivedParameters(192)).getKey(), Hex.decode("6a8970bf68c92caea84a8df28510858607126380cc47ab2d")))
{
fail("192 test failed");
}
generator.init(PBEParametersGenerator.PKCS5PasswordToBytes(password), salt, 60000);
if (!areEqual(((KeyParameter)generator.generateDerivedParameters(192)).getKey(), Hex.decode("29aaef810c12ecd2236bbcfb55407f9852b5573dc1c095bb")))
{
fail("192 (60000) test failed");
}
}
public static void main(
String[] args)
{
runTest(new PKCS5Test());
}
}