Java PGPKeyRingGenerator类代码示例

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
/**
 * 
 * @param dsaKeyPair - the generated DSA key pair
 * @param elGamalKeyPair - the generated El Gamal key pair
 * @param identity - the given identity of the key pair ring
 * @param passphrase - the secret pass phrase to protect the key pair
 * @return a PGP Key Ring Generate with the El Gamal key pair added as sub key
 * @throws Exception
 */
public static final PGPKeyRingGenerator createPGPKeyRingGenerator(KeyPair dsaKeyPair, KeyPair elGamalKeyPair, String identity, char[] passphrase) throws Exception {
        PGPKeyPair dsaPgpKeyPair = new JcaPGPKeyPair(PGPPublicKey.DSA, dsaKeyPair, new Date());
        PGPKeyPair elGamalPgpKeyPair = new JcaPGPKeyPair(PGPPublicKey.ELGAMAL_ENCRYPT, elGamalKeyPair, new Date());
        PGPDigestCalculator sha1Calc = new JcaPGPDigestCalculatorProviderBuilder().build().get(HashAlgorithmTags.SHA1);

        PGPKeyRingGenerator keyRingGen = new PGPKeyRingGenerator(
                        PGPSignature.POSITIVE_CERTIFICATION,
                        dsaPgpKeyPair,
                        identity,
                        sha1Calc,
                        null,
                        null,
                        new JcaPGPContentSignerBuilder(dsaPgpKeyPair.getPublicKey().getAlgorithm(), HashAlgorithmTags.SHA1),
                        new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256, sha1Calc).setProvider("BC").build(passphrase)
                        );

        keyRingGen.addSubKey(elGamalPgpKeyPair);
        return keyRingGen;
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
@Override
protected Void doInBackground() throws Exception
{
	Main.logger.info("Neue Schlüssel werden generiert...");
	PGPKeyRingGenerator pkg = RSAGen.generateKeyRingGenerator(mail, pass, this);
	PGPPublicKeyRing pkr = pkg.generatePublicKeyRing();
	PGPSecretKeyRing skr = pkg.generateSecretKeyRing();
	Main.psk = skr.getSecretKey();
	Iterator<PGPPublicKey> rIt = pkr.getPublicKeys();

	// Sucht den Verschlüsselungsschlüssel
	while (Main.ppk == null && rIt.hasNext())
	{
		PGPPublicKey temp_key = rIt.next();
		if (temp_key.isEncryptionKey())
		{
			Main.ppk = temp_key;
			break;
		}
	}

	PBESecretKeyDecryptor secretKeyDecryptor = new JcePBESecretKeyDecryptorBuilder()
			.setProvider(BouncyCastleProvider.PROVIDER_NAME).build(pass);
	Main.pprk = Main.psk.extractPrivateKey(secretKeyDecryptor);
	setProgress(90);
	// Speichern der Schlüssel
	PGPSecretKeyRing pskr = pkg.generateSecretKeyRing();
	ArmoredOutputStream secout = new ArmoredOutputStream(
			new BufferedOutputStream(new FileOutputStream(Main.secKey)));
	// Geheimer Schlüssel
	pskr.encode(secout);
	secout.close();

	ArmoredOutputStream pubout = new ArmoredOutputStream(
			new BufferedOutputStream(new FileOutputStream(Main.pubKey)));
	pkr.encode(pubout);
	pubout.close();
	setProgress(100);
	return null;
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
@ReactMethod
public void generateKeyPair(final String userId, final int numBits, final String passphrase, Promise promise) {
  Log.d("ReactNativePGP", "generateKeyPair");
  try {
    WritableMap resultMap = Arguments.createMap();
    PGPKeyRingGenerator keyGenerator = PGPUtils.generateKeyRingGenerator(userId, numBits, passphrase.toCharArray());

    // public key
    PGPPublicKeyRing publicKeyRing              = keyGenerator.generatePublicKeyRing();
    ByteArrayOutputStream publicKeyOutputStream = new ByteArrayOutputStream();
    ArmoredOutputStream armoredPubOutputStream  = new ArmoredOutputStream(publicKeyOutputStream);

    publicKeyRing.encode(armoredPubOutputStream);
    armoredPubOutputStream.close();
    resultMap.putString("publicKey", publicKeyOutputStream.toString("UTF-8"));

    // private key
    PGPSecretKeyRing secretKeyRing               = keyGenerator.generateSecretKeyRing();
    ByteArrayOutputStream privateKeyOutputStream = new ByteArrayOutputStream();
    ArmoredOutputStream armoredPrivOutputStream  = new ArmoredOutputStream(privateKeyOutputStream);

    secretKeyRing.encode(armoredPrivOutputStream);
    armoredPrivOutputStream.close();
    resultMap.putString("privateKey", privateKeyOutputStream.toString("UTF-8"));
    resultMap.putString("fingerPrint", Utils.bytesToHex(secretKeyRing.getPublicKey().getFingerprint()));

    promise.resolve(resultMap);
  } catch(Exception e) {
    promise.reject(new Exception(e.getMessage()));
  }
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
public static KeyPair generateKeyPair( String userId, String secretPwd, boolean armored ) throws PGPException
{
    try
    {
        KeyPair keyPair = new KeyPair();

        PGPKeyRingGenerator krgen = generateKeyRingGenerator( userId, secretPwd, keyPair );

        // Generate public key ring
        PGPPublicKeyRing pkr = krgen.generatePublicKeyRing();
        ByteArrayOutputStream pubOut = new ByteArrayOutputStream();
        pkr.encode( pubOut );
        pubOut.close();

        // Generate private key
        PGPSecretKeyRing skr = krgen.generateSecretKeyRing();
        ByteArrayOutputStream secOut = new ByteArrayOutputStream();
        skr.encode( secOut );
        secOut.close();

        keyPair.setPubKeyring( armored ? armorByteArray( pubOut.toByteArray() ) : pubOut.toByteArray() );
        keyPair.setSecKeyring( armored ? armorByteArray( secOut.toByteArray() ) : secOut.toByteArray() );

        return keyPair;
    }
    catch ( Exception e )
    {
        throw new PGPException( "Error in generateKeyPair", e );
    }
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
public static final void exportSecretKey(PGPKeyRingGenerator pgpKeyRingGen, File keyFile, boolean asciiArmor) throws IOException {
        PGPSecretKeyRing pgpSecKeyRing = pgpKeyRingGen.generateSecretKeyRing();

        if (asciiArmor) {
                ArmoredOutputStream aos = new ArmoredOutputStream(new FileOutputStream(keyFile));
                pgpSecKeyRing.encode(aos);
                aos.close();
        }
        else {
                FileOutputStream fos = new FileOutputStream(keyFile);
                pgpSecKeyRing.encode(fos);
                fos.close();
        }
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
public static final void exportPublicKey(PGPKeyRingGenerator pgpKeyRingGen, File keyFile, boolean asciiArmor) throws IOException {
        PGPPublicKeyRing pgpPubKeyRing = pgpKeyRingGen.generatePublicKeyRing();

        if (asciiArmor) {
                ArmoredOutputStream aos = new ArmoredOutputStream(new FileOutputStream(keyFile));
                pgpPubKeyRing.encode(aos);
                aos.close();
        }
        else {
                FileOutputStream fos = new FileOutputStream(keyFile);
                pgpPubKeyRing.encode(fos);
                fos.close();
        }
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
public void generateKeyPair() {
        try {
                String keysDir = System.getProperty("user.dir") + File.separator + "src/george/crypto/pgp/keys";

                BigInteger primeModulous = PGPKeyTools.getSafePrimeModulus(PGPKeyTools.PRIME_MODULUS_4096_BIT);
                BigInteger baseGenerator = PGPKeyTools.getBaseGenerator();
                ElGamalParameterSpec paramSpecs = new ElGamalParameterSpec(primeModulous, baseGenerator);

                KeyPair dsaKeyPair = PGPKeyTools.generateDsaKeyPair(1024);
                KeyPair elGamalKeyPair = PGPKeyTools.generateElGamalKeyPair(paramSpecs);

                PGPKeyRingGenerator pgpKeyRingGen = PGPKeyTools.createPGPKeyRingGenerator(
                                dsaKeyPair,
                                elGamalKeyPair,
                                "Greg House <[email protected]>",
                                "TestPass12345!".toCharArray()
                                );

                File privateKey = new File(keysDir + File.separator + "secret4.asc");
                File publicKey = new File(keysDir + File.separator + "public4.asc");

                PGPKeyTools.exportSecretKey(pgpKeyRingGen, privateKey, true);
                PGPKeyTools.exportPublicKey(pgpKeyRingGen, publicKey, true);

                System.out.println("Generated private key: " + privateKey.getAbsolutePath());
                System.out.println("Generated public key: " + publicKey.getAbsolutePath());
        }
        catch (Exception ex) {
                ex.printStackTrace();
        }
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
public SecretKey generateKeyPair(final String id, final char[] pass) throws CryptoException {
  try {

    // This object generates individual key-pairs.
    final RSAKeyPairGenerator kpg = new RSAKeyPairGenerator();
    kpg.init(new RSAKeyGenerationParameters(BigInteger.valueOf(0x10001), new SecureRandom(), 2048, 12));

    // First create the master (signing) key with the generator.
    final PGPKeyPair keyPair = new BcPGPKeyPair(PGPPublicKey.RSA_GENERAL, kpg.generateKeyPair(), new Date());

    // Add a self-signature on the id
    final PGPSignatureSubpacketGenerator signhashgen = new PGPSignatureSubpacketGenerator();
    signhashgen.setKeyFlags(true, KeyFlags.CERTIFY_OTHER | KeyFlags.SIGN_DATA | KeyFlags.ENCRYPT_COMMS | KeyFlags.ENCRYPT_STORAGE);
    signhashgen.setPreferredCompressionAlgorithms(false, new int[] { CompressionAlgorithmTags.ZIP });
    signhashgen.setPreferredHashAlgorithms(false, new int[] { HashAlgorithmTags.SHA1 });
    signhashgen.setPreferredSymmetricAlgorithms(false, new int[] { SymmetricKeyAlgorithmTags.AES_256 });
    signhashgen.setFeature(false, Features.FEATURE_MODIFICATION_DETECTION);

    // Create a signature on the encryption subkey.
    final PGPSignatureSubpacketGenerator enchashgen = new PGPSignatureSubpacketGenerator();
    enchashgen.setKeyFlags(false, KeyFlags.ENCRYPT_COMMS | KeyFlags.ENCRYPT_STORAGE);

    // Objects used to encrypt the secret key.

    // Finally, create the keyring itself. The constructor
    // takes parameters that allow it to generate the self
    // signature.
    final PGPDigestCalculator sha1Calc = new BcPGPDigestCalculatorProvider().get(HashAlgorithmTags.SHA1);
    final PBESecretKeyEncryptor secretKeyEncryptor = new BcPBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_128, sha1Calc).build(pass);
    final BcPGPContentSignerBuilder contentSigner = new BcPGPContentSignerBuilder(keyPair.getPublicKey().getAlgorithm(), HashAlgorithmTags.SHA1);
    final PGPKeyRingGenerator keyRingGen = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION, keyPair, id, sha1Calc,
        signhashgen.generate(), null, contentSigner, secretKeyEncryptor);

    // return new SimpleKeyPair(new BcPGPPublicKey(publicKeyRing.getPublicKey()),
    return new BcPGPSecretKey(keyRingGen.generateSecretKeyRing().getSecretKey());
  }
  catch (final Exception e) {
    throw new CryptoException(e);
  }
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
public final static PGPKeyRingGenerator generateKeyRingGenerator(String id, char[] pass,
		KeyGenPane.BackgroundTask bgt) throws Exception
{
	return generateKeyRingGenerator(id, pass, 0xc0, bgt);
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
static PGPKeyRingGenerator generateKeyRingGenerator(String userId, int numBits, char[] passphrase) throws Exception  {
  RSAKeyPairGenerator keyPairGenerator = new RSAKeyPairGenerator();

  keyPairGenerator.init(
    new RSAKeyGenerationParameters(
      BigInteger.valueOf(0x10001),
      new SecureRandom(),
      numBits,
      12
    )
  );

  PGPKeyPair rsaKeyPairSign = new BcPGPKeyPair(
    PGPPublicKey.RSA_SIGN,
    keyPairGenerator.generateKeyPair(),
    new Date()
  );

  PGPKeyPair rsaKeyPairEncrypt = new BcPGPKeyPair(
    PGPPublicKey.RSA_ENCRYPT,
    keyPairGenerator.generateKeyPair(),
    new Date()
  );

  PGPSignatureSubpacketGenerator signHashGenerator = new PGPSignatureSubpacketGenerator();

  signHashGenerator.setKeyFlags(false, KeyFlags.SIGN_DATA | KeyFlags.CERTIFY_OTHER);

  signHashGenerator.setPreferredSymmetricAlgorithms(
    false,
    new int[] {
      SymmetricKeyAlgorithmTags.AES_256,
      SymmetricKeyAlgorithmTags.AES_192,
      SymmetricKeyAlgorithmTags.AES_128
    }
  );

  signHashGenerator.setPreferredHashAlgorithms(
    false,
    new int[] {
      HashAlgorithmTags.SHA512,
      HashAlgorithmTags.SHA384,
      HashAlgorithmTags.SHA256,
      HashAlgorithmTags.SHA1,    // Not recommended
      HashAlgorithmTags.SHA224,  // Not recommended
    }
  );

  signHashGenerator.setFeature(false, Features.FEATURE_MODIFICATION_DETECTION);

  PGPSignatureSubpacketGenerator encryptHashGenerator = new PGPSignatureSubpacketGenerator();

  encryptHashGenerator.setKeyFlags(false, KeyFlags.ENCRYPT_COMMS | KeyFlags.ENCRYPT_STORAGE);

  PGPDigestCalculator sha1DigestCalculator = new BcPGPDigestCalculatorProvider().get(HashAlgorithmTags.SHA1);
  PGPDigestCalculator sha512DigestCalculator = new BcPGPDigestCalculatorProvider().get(HashAlgorithmTags.SHA512);

  PBESecretKeyEncryptor secretKeyEncryptor = (
    new BcPBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256, sha512DigestCalculator)
  )
    .build(passphrase);

  PGPKeyRingGenerator keyRingGen = new PGPKeyRingGenerator(
    PGPSignature.NO_CERTIFICATION,
    rsaKeyPairSign,
    userId,
    sha1DigestCalculator,
    signHashGenerator.generate(),
    null,
    new BcPGPContentSignerBuilder(rsaKeyPairSign.getPublicKey().getAlgorithm(), HashAlgorithmTags.SHA512),
    secretKeyEncryptor
  );

  keyRingGen.addSubKey(rsaKeyPairEncrypt, encryptHashGenerator.generate(), null);

  return keyRingGen;
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
public void generateTest()
    throws Exception
{
    char[]              passPhrase = "hello".toCharArray();
    DSAParametersGenerator  dsaPGen = new DSAParametersGenerator();

    dsaPGen.init(512, 10, new SecureRandom());

    DSAKeyPairGenerator    dsaKpg = new DSAKeyPairGenerator();

    dsaKpg.init(new DSAKeyGenerationParameters(new SecureRandom(), dsaPGen.generateParameters()));

    //
    // this takes a while as the key generator has to generate some DSA params
    // before it generates the key.
    //
    AsymmetricCipherKeyPair  dsaKp = dsaKpg.generateKeyPair();

    ElGamalKeyPairGenerator elgKpg = new ElGamalKeyPairGenerator();
    BigInteger             g = new BigInteger("153d5d6172adb43045b68ae8e1de1070b6137005686d29d3d73a7749199681ee5b212c9b96bfdcfa5b20cd5e3fd2044895d609cf9b410b7a0f12ca1cb9a428cc", 16);
    BigInteger             p = new BigInteger("9494fec095f3b85ee286542b3836fc81a5dd0a0349b4c239dd38744d488cf8e31db8bcb7d33b41abb9e5a33cca9144b1cef332c94bf0573bf047a3aca98cdf3b", 16);
    
    ElGamalParameters         elParams = new ElGamalParameters(p, g);
    
    elgKpg.init(new ElGamalKeyGenerationParameters(new SecureRandom(), elParams));

    //
    // this is quicker because we are using pregenerated parameters.
    //
    AsymmetricCipherKeyPair           elgKp = elgKpg.generateKeyPair();
    PGPKeyPair        dsaKeyPair = new BcPGPKeyPair(PGPPublicKey.DSA, dsaKp, new Date());
    PGPKeyPair        elgKeyPair = new BcPGPKeyPair(PGPPublicKey.ELGAMAL_ENCRYPT, elgKp, new Date());

    PGPKeyRingGenerator    keyRingGen = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION, dsaKeyPair,
            "test", null, null, null, new BcPGPContentSignerBuilder(PGPPublicKey.DSA, HashAlgorithmTags.SHA1), new BcPBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256).build(passPhrase));

    keyRingGen.addSubKey(elgKeyPair);

    PGPSecretKeyRing       keyRing = keyRingGen.generateSecretKeyRing();
    
    keyRing.getSecretKey().extractPrivateKey(new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider()).build(passPhrase));
    
    PGPPublicKeyRing        pubRing = keyRingGen.generatePublicKeyRing();
    
    PGPPublicKey            vKey = null;
    PGPPublicKey            sKey = null;
    
    Iterator                    it = pubRing.getPublicKeys();
    while (it.hasNext())
    {
        PGPPublicKey    pk = (PGPPublicKey)it.next();
        if (pk.isMasterKey())
        {
            vKey = pk;
        }
        else
        {
            sKey = pk;
        }
    }
    
    Iterator    sIt = sKey.getSignatures();
    while (sIt.hasNext())
    {
        PGPSignature    sig = (PGPSignature)sIt.next();
        
        if (sig.getKeyID() == vKey.getKeyID()
            && sig.getSignatureType() == PGPSignature.SUBKEY_BINDING)
        {
            sig.init(new BcPGPContentVerifierBuilderProvider(), vKey);

            if (!sig.verifyCertification(vKey, sKey))
            {
                fail("failed to verify sub-key signature.");
            }
        }
    }
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
public void generateSha1Test()
    throws Exception
{
    char[]              passPhrase = "hello".toCharArray();
    DSAParametersGenerator  dsaPGen = new DSAParametersGenerator();

    dsaPGen.init(512, 10, new SecureRandom());

    DSAKeyPairGenerator    dsaKpg = new DSAKeyPairGenerator();

    dsaKpg.init(new DSAKeyGenerationParameters(new SecureRandom(), dsaPGen.generateParameters()));

    //
    // this takes a while as the key generator has to generate some DSA params
    // before it generates the key.
    //
    AsymmetricCipherKeyPair dsaKp = dsaKpg.generateKeyPair();

    ElGamalKeyPairGenerator    elgKpg = new ElGamalKeyPairGenerator();
    BigInteger             g = new BigInteger("153d5d6172adb43045b68ae8e1de1070b6137005686d29d3d73a7749199681ee5b212c9b96bfdcfa5b20cd5e3fd2044895d609cf9b410b7a0f12ca1cb9a428cc", 16);
    BigInteger             p = new BigInteger("9494fec095f3b85ee286542b3836fc81a5dd0a0349b4c239dd38744d488cf8e31db8bcb7d33b41abb9e5a33cca9144b1cef332c94bf0573bf047a3aca98cdf3b", 16);
    
    ElGamalParameters         elParams = new ElGamalParameters(p, g);
    
    elgKpg.init(new ElGamalKeyGenerationParameters(new SecureRandom(), elParams));

    //
    // this is quicker because we are using pregenerated parameters.
    //
    AsymmetricCipherKeyPair                   elgKp = elgKpg.generateKeyPair();
    PGPKeyPair        dsaKeyPair = new BcPGPKeyPair(PGPPublicKey.DSA, dsaKp, new Date());
    PGPKeyPair        elgKeyPair = new BcPGPKeyPair(PGPPublicKey.ELGAMAL_ENCRYPT, elgKp, new Date());
    PGPDigestCalculator chkSumCalc = new BcPGPDigestCalculatorProvider().get(HashAlgorithmTags.SHA1);

    PGPKeyRingGenerator    keyRingGen = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION, dsaKeyPair,
            "test", chkSumCalc, null, null, new BcPGPContentSignerBuilder(PGPPublicKey.DSA, HashAlgorithmTags.SHA1), new BcPBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256).build(passPhrase));
    keyRingGen.addSubKey(elgKeyPair);

    PGPSecretKeyRing       keyRing = keyRingGen.generateSecretKeyRing();
    
    keyRing.getSecretKey().extractPrivateKey(new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider()).build(passPhrase));
    
    PGPPublicKeyRing        pubRing = keyRingGen.generatePublicKeyRing();
    
    PGPPublicKey            vKey = null;
    PGPPublicKey            sKey = null;
    
    Iterator                    it = pubRing.getPublicKeys();
    while (it.hasNext())
    {
        PGPPublicKey    pk = (PGPPublicKey)it.next();
        if (pk.isMasterKey())
        {
            vKey = pk;
        }
        else
        {
            sKey = pk;
        }
    }
    
    Iterator    sIt = sKey.getSignatures();
    while (sIt.hasNext())
    {
        PGPSignature    sig = (PGPSignature)sIt.next();
        
        if (sig.getKeyID() == vKey.getKeyID()
            && sig.getSignatureType() == PGPSignature.SUBKEY_BINDING)
        {
            sig.init(new BcPGPContentVerifierBuilderProvider(), vKey);

            if (!sig.verifyCertification(vKey, sKey))
            {
                fail("failed to verify sub-key signature.");
            }
        }
    }
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
private static PGPKeyRingGenerator generateKeyRingGenerator( String userId, String secretPwd, KeyPair keyPair )
        throws PGPException
{
    return generateKeyRingGenerator( userId, secretPwd.toCharArray(), 0xc0, 2048, keyPair );
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
private void generateAndSign()
    throws Exception
{
    KeyPairGenerator        keyGen = KeyPairGenerator.getInstance("ECDSA", "BC");

    keyGen.initialize(new ECGenParameterSpec("P-256"));

    KeyPair kpSign = keyGen.generateKeyPair();

    PGPKeyPair ecdsaKeyPair = new JcaPGPKeyPair(PGPPublicKey.ECDSA, kpSign, new Date());

    //
    // try a signature
    //
    PGPSignatureGenerator signGen = new PGPSignatureGenerator(new JcaPGPContentSignerBuilder(PGPPublicKey.ECDSA, HashAlgorithmTags.SHA256).setProvider("BC"));

    signGen.init(PGPSignature.BINARY_DOCUMENT, ecdsaKeyPair.getPrivateKey());

    signGen.update("hello world!".getBytes());

    PGPSignature sig = signGen.generate();

    sig.init(new JcaPGPContentVerifierBuilderProvider().setProvider("BC"), ecdsaKeyPair.getPublicKey());

    sig.update("hello world!".getBytes());

    if (!sig.verify())
    {
        fail("signature failed to verify!");
    }

    //
    // generate a key ring
    //
    char[] passPhrase = "test".toCharArray();
    PGPDigestCalculator sha1Calc = new JcaPGPDigestCalculatorProviderBuilder().build().get(HashAlgorithmTags.SHA1);
    PGPKeyRingGenerator keyRingGen = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION, ecdsaKeyPair,
             "[email protected]", sha1Calc, null, null, new JcaPGPContentSignerBuilder(ecdsaKeyPair.getPublicKey().getAlgorithm(), HashAlgorithmTags.SHA1), new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256, sha1Calc).setProvider("BC").build(passPhrase));

    PGPPublicKeyRing pubRing = keyRingGen.generatePublicKeyRing();

    PGPSecretKeyRing secRing = keyRingGen.generateSecretKeyRing();

    KeyFingerPrintCalculator fingerCalc = new JcaKeyFingerprintCalculator();

    PGPPublicKeyRing pubRingEnc = new PGPPublicKeyRing(pubRing.getEncoded(), fingerCalc);

    if (!Arrays.areEqual(pubRing.getEncoded(), pubRingEnc.getEncoded()))
    {
        fail("public key ring encoding failed");
    }

    PGPSecretKeyRing secRingEnc = new PGPSecretKeyRing(secRing.getEncoded(), fingerCalc);

    if (!Arrays.areEqual(secRing.getEncoded(), secRingEnc.getEncoded()))
    {
        fail("secret key ring encoding failed");
    }
}
 

import org.bouncycastle.openpgp.PGPKeyRingGenerator; //导入依赖的package包/类
public void generateTest()
    throws Exception
{
    char[]              passPhrase = "hello".toCharArray();
    KeyPairGenerator    dsaKpg = KeyPairGenerator.getInstance("DSA", "BC");

    dsaKpg.initialize(512);

    //
    // this takes a while as the key generator has to generate some DSA params
    // before it generates the key.
    //
    KeyPair                    dsaKp = dsaKpg.generateKeyPair();

    KeyPairGenerator    elgKpg = KeyPairGenerator.getInstance("ELGAMAL", "BC");
    BigInteger             g = new BigInteger("153d5d6172adb43045b68ae8e1de1070b6137005686d29d3d73a7749199681ee5b212c9b96bfdcfa5b20cd5e3fd2044895d609cf9b410b7a0f12ca1cb9a428cc", 16);
    BigInteger             p = new BigInteger("9494fec095f3b85ee286542b3836fc81a5dd0a0349b4c239dd38744d488cf8e31db8bcb7d33b41abb9e5a33cca9144b1cef332c94bf0573bf047a3aca98cdf3b", 16);
    
    ElGamalParameterSpec         elParams = new ElGamalParameterSpec(p, g);
    
    elgKpg.initialize(elParams);

    //
    // this is quicker because we are using pregenerated parameters.
    //
    KeyPair                    elgKp = elgKpg.generateKeyPair();
    PGPKeyPair        dsaKeyPair = new PGPKeyPair(PGPPublicKey.DSA, dsaKp, new Date());
    PGPKeyPair        elgKeyPair = new PGPKeyPair(PGPPublicKey.ELGAMAL_ENCRYPT, elgKp, new Date());

    PGPKeyRingGenerator    keyRingGen = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION, dsaKeyPair,
            "test", PGPEncryptedData.AES_256, passPhrase, null, null, new SecureRandom(), "BC");

    keyRingGen.addSubKey(elgKeyPair);

    PGPSecretKeyRing       keyRing = keyRingGen.generateSecretKeyRing();
    
    keyRing.getSecretKey().extractPrivateKey(new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider()).build(passPhrase));
    
    PGPPublicKeyRing        pubRing = keyRingGen.generatePublicKeyRing();
    
    PGPPublicKey            vKey = null;
    PGPPublicKey            sKey = null;
    
    Iterator                    it = pubRing.getPublicKeys();
    while (it.hasNext())
    {
        PGPPublicKey    pk = (PGPPublicKey)it.next();
        if (pk.isMasterKey())
        {
            vKey = pk;
        }
        else
        {
            sKey = pk;
        }
    }
    
    Iterator    sIt = sKey.getSignatures();
    while (sIt.hasNext())
    {
        PGPSignature    sig = (PGPSignature)sIt.next();
        
        if (sig.getKeyID() == vKey.getKeyID()
            && sig.getSignatureType() == PGPSignature.SUBKEY_BINDING)
        {
            sig.init(new BcPGPContentVerifierBuilderProvider(), vKey);

            if (!sig.verifyCertification(vKey, sKey))
            {
                fail("failed to verify sub-key signature.");
            }
        }
    }
}