Example usage for org.bouncycastle.openpgp.operator.jcajce JcePBESecretKeyEncryptorBuilder JcePBESecretKeyEncryptorBuilder

List of usage examples for org.bouncycastle.openpgp.operator.jcajce JcePBESecretKeyEncryptorBuilder JcePBESecretKeyEncryptorBuilder

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Introduction

In this page you can find the example usage for org.bouncycastle.openpgp.operator.jcajce JcePBESecretKeyEncryptorBuilder JcePBESecretKeyEncryptorBuilder.

Prototype

public JcePBESecretKeyEncryptorBuilder(int encAlgorithm, PGPDigestCalculator s2kDigestCalculator)

Source Link

Document

Create a builder which will make encryptors using the passed in digest calculator.

Usage

From source file:com.fuzion.tools.pgp.BCPGPKeyGenTools.java

License:Open Source License

/**
 * // w w w .java  2s.  c  o m
 * @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
 */
@SuppressWarnings("deprecation")
public static final PGPKeyRingGenerator createPGPKeyRingGeneratorForDSAKeyPair(KeyPair dsaKeyPair,
        KeyPair elGamalKeyPair, String identity, char[] passphrase) throws Exception {
    PGPKeyPair dsaPgpKeyPair = new PGPKeyPair(PGPPublicKey.DSA, dsaKeyPair, new Date());
    PGPKeyPair elGamalPgpKeyPair = new PGPKeyPair(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;
}

From source file:com.fuzion.tools.pgp.BCPGPKeyGenTools.java

License:Open Source License

/**
 * /*w ww.ja v a2  s  .  c  om*/
 * @param signKeyPair - the generated signing RSA key pair
 * @param encryptKeyPair - the generated encrypting RSA 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 RSA key pair added as sub key
 * @throws Exception
 */
@SuppressWarnings("deprecation")
public static final PGPKeyRingGenerator createPGPKeyRingGeneratorForRSAKeyPair(KeyPair signKeyPair,
        KeyPair encryptKeyPair, String identity, char[] passphrase) throws Exception {
    PGPKeyPair signPgpKeyPair = new PGPKeyPair(PGPPublicKey.RSA_SIGN, signKeyPair, new Date());
    PGPKeyPair encryptPgpKeyPair = new PGPKeyPair(PGPPublicKey.RSA_ENCRYPT, encryptKeyPair, new Date());
    PGPDigestCalculator sha1Calc = new JcaPGPDigestCalculatorProviderBuilder().build()
            .get(HashAlgorithmTags.SHA1);
    PGPKeyRingGenerator keyRingGen = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION,
            signPgpKeyPair, identity, sha1Calc, null, null,
            new JcaPGPContentSignerBuilder(signPgpKeyPair.getPublicKey().getAlgorithm(),
                    HashAlgorithmTags.SHA1),
            new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256, sha1Calc).setProvider("BC")
                    .build(passphrase));

    keyRingGen.addSubKey(encryptPgpKeyPair);
    return keyRingGen;
}

From source file:crypttools.PGPTools.java

License:Open Source License

/**
 * /*from   w  w  w.  j  av  a2s .c  o m*/
 * @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
 */
@SuppressWarnings("deprecation")
public static final PGPKeyRingGenerator createPGPKeyRingGenerator(KeyPair dsaKeyPair, KeyPair elGamalKeyPair,
        String identity, char[] passphrase) throws Exception {
    PGPKeyPair dsaPgpKeyPair = new PGPKeyPair(PGPPublicKey.DSA, dsaKeyPair, new Date());
    PGPKeyPair elGamalPgpKeyPair = new PGPKeyPair(PGPPublicKey.ELGAMAL_ENCRYPT, elGamalKeyPair, new Date());
    PGPDigestCalculator sha1Calc = new JcaPGPDigestCalculatorProviderBuilder().build()
            .get(HashAlgorithmTags.SHA1);

    PGPContentSignerBuilder pgpCSB = new JcaPGPContentSignerBuilder(dsaPgpKeyPair.getPublicKey().getAlgorithm(),
            HashAlgorithmTags.SHA1);
    PBESecretKeyEncryptor pbeSKE = new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256, sha1Calc)
            .setProvider("BC").build(passphrase);

    PGPKeyRingGenerator keyRingGen = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION, dsaPgpKeyPair,
            identity, sha1Calc, null, null, pgpCSB, pbeSKE);

    keyRingGen.addSubKey(elGamalPgpKeyPair);
    return keyRingGen;
}

From source file:org.elasticsearch.plugins.InstallPluginCommandTests.java

License:Apache License

public PGPSecretKey newSecretKey() throws NoSuchAlgorithmException, NoSuchProviderException, PGPException {
    final KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");
    kpg.initialize(2048);//w  w w  .  ja v  a 2  s . c  om
    final KeyPair pair = kpg.generateKeyPair();
    final PGPDigestCalculator sha1Calc = new JcaPGPDigestCalculatorProviderBuilder().build()
            .get(HashAlgorithmTags.SHA1);
    final PGPKeyPair pkp = new JcaPGPKeyPair(PGPPublicKey.RSA_GENERAL, pair, new Date());
    return new PGPSecretKey(PGPSignature.DEFAULT_CERTIFICATION, pkp, "example@example.com", sha1Calc, null,
            null, new JcaPGPContentSignerBuilder(pkp.getPublicKey().getAlgorithm(), HashAlgorithmTags.SHA1),
            new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.CAST5, sha1Calc)
                    .setProvider(new BouncyCastleProvider()).build("passphrase".toCharArray()));
}

From source file:org.kontalk.certgen.PGP.java

License:Open Source License

/** Creates public and secret keyring for a given keypair. */
public static PGPKeyPairRing store(PGPDecryptedKeyPairRing pair, String id, String passphrase)
        throws PGPException {

    PGPDigestCalculator sha1Calc = new JcaPGPDigestCalculatorProviderBuilder().build()
            .get(HashAlgorithmTags.SHA1);
    PGPKeyRingGenerator keyRingGen = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION, pair.signKey,
            id, sha1Calc, null, null,/* w  w  w .  jav a  2  s .c  o  m*/
            new JcaPGPContentSignerBuilder(pair.signKey.getPublicKey().getAlgorithm(), HashAlgorithmTags.SHA1),
            new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256, sha1Calc).setProvider(PROVIDER)
                    .build(passphrase.toCharArray()));

    keyRingGen.addSubKey(pair.encryptKey);

    PGPSecretKeyRing secRing = keyRingGen.generateSecretKeyRing();
    PGPPublicKeyRing pubRing = keyRingGen.generatePublicKeyRing();

    return new PGPKeyPairRing(pubRing, secRing);
}

From source file:org.kontalk.crypto.PGPUtils.java

License:Open Source License

public static PGPSecretKeyRing copySecretKeyRingWithNewPassword(byte[] privateKeyData, char[] oldPassphrase,
        char[] newPassphrase) throws PGPException, IOException {

    // load the secret key ring
    KeyFingerPrintCalculator fpr = new BcKeyFingerprintCalculator();
    PGPSecretKeyRing secRing = new PGPSecretKeyRing(privateKeyData, fpr);

    PGPDigestCalculatorProvider sha1CalcProv = new JcaPGPDigestCalculatorProviderBuilder().build();
    PBESecretKeyDecryptor decryptor = new JcePBESecretKeyDecryptorBuilder(sha1CalcProv)
            .setProvider(PGPUtils.PROVIDER).build(oldPassphrase);

    PGPDigestCalculator sha1Calc = new JcaPGPDigestCalculatorProviderBuilder().build()
            .get(HashAlgorithmTags.SHA1);
    PBESecretKeyEncryptor encryptor = new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256, sha1Calc)
            .setProvider(PROVIDER).build(newPassphrase);

    return PGPSecretKeyRing.copyWithNewPassword(secRing, decryptor, encryptor);
}

From source file:portablepgp.core.PGPTools.java

License:Open Source License

/**
 *
 * @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//from   w  w  w . jav a  2  s. c  om
 * @throws Exception
 */
@SuppressWarnings("deprecation")
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;
}

From source file:uk.co.platosys.dinigma.LockSmith.java

License:Open Source License

/**
 *
 * @param keyDirectory the directory in which the private key is to be saved. This could be on a removable drive.
 * @param lockDirectory the directory in which the Lock(the public key) is to be saved.
 * @param userName/* w  w  w  .  j av a2  s  .com*/
 * @param passPhrase
 * @return The key_id of the signing key.
 * @throws MinigmaException
 */
public static long createLockset(File keyDirectory, File lockDirectory, String userName, char[] passPhrase)
        throws MinigmaException, DuplicateNameException {
    String filename;
    File lockFile;
    File keyFile;
    //test that parameters have been set:
    if (keyDirectory == null) {
        throw new MinigmaException("Locksmith - key directory is null");
    }
    if (!keyDirectory.isDirectory()) {
        throw new MinigmaException("Locksmith: " + keyDirectory.toString() + " is not a directory");
    }
    if (!keyDirectory.canWrite()) {
        throw new MinigmaException("Locksmith: can't  write to " + keyDirectory.toString());
    }
    if (lockDirectory == null) {
        throw new MinigmaException("Locksmith - lock directory is null");
    }
    if (!lockDirectory.isDirectory()) {
        throw new MinigmaException("Locksmith: " + keyDirectory.toString() + " is not a directory");
    }
    if (!lockDirectory.canWrite()) {
        throw new MinigmaException("Locksmith: can't  write to " + keyDirectory.toString());
    }
    try {
        if (Security.getProvider(PROVIDER) == null) {
            Security.addProvider(new BouncyCastleProvider());
        }
    } catch (Exception e) {
        throw new MinigmaException("Locksmith: problem adding security provider", e);
    }
    //
    KeyPairGenerator generator;
    KeyPair dsaKeyPair;
    KeyPair elgKeyPair;
    BigInteger g;
    BigInteger p;
    File lockFolder;
    File keyFolder;
    PGPKeyPair pgpSigKeyPair;
    PGPKeyPair pgpEncKeyPair;
    PGPKeyRingGenerator pgpKeyRingGenerator;
    PGPPublicKeyRing pgpPublicKeyRing;
    PGPSecretKeyRing pgpSecretKeyRing;
    try {
        //the DSA key for signing
        generator = KeyPairGenerator.getInstance(SIGNATURE_ALGORITHM, PROVIDER);
        generator.initialize(1024);
        dsaKeyPair = generator.generateKeyPair();
    } catch (Exception e) {
        throw new MinigmaException("Locksmith: failed to generate dsa key pair", e);
    }
    try {
        //the strong ElGamal key for encrypting
        generator = KeyPairGenerator.getInstance(ASYMMETRIC_ALGORITHM, PROVIDER);
        g = new BigInteger(
                "153d5d6172adb43045b68ae8e1de1070b6137005686d29d3d73a7749199681ee5b212c9b96bfdcfa5b20cd5e3fd2044895d609cf9b410b7a0f12ca1cb9a428cc",
                16);
        p = new BigInteger(
                "9494fec095f3b85ee286542b3836fc81a5dd0a0349b4c239dd38744d488cf8e31db8bcb7d33b41abb9e5a33cca9144b1cef332c94bf0573bf047a3aca98cdf3b",
                16);
        AlgorithmParameterSpec elGamalParameters = new ElGamalParameterSpec(p, g);
        generator.initialize(elGamalParameters);
        elgKeyPair = generator.generateKeyPair();
    } catch (Exception e) {
        throw new MinigmaException("Locksmith: failed to generate elgamal key pair", e);
    }

    try {

        filename = FileTools.removeFunnyCharacters(userName);
        lockFolder = new File(lockDirectory, Minigma.LOCK_DIRNAME);
        if (!lockFolder.exists()) {
            if (!lockFolder.mkdirs()) {
                throw new MinigmaException("Can't create lock folder");
            }
        }
        lockFile = new File(lockFolder, filename);
        if (lockFile.exists()) {
            throw new DuplicateNameException("lockfile with name " + lockFile.getName() + " already exists");
        }
        keyFolder = new File(keyDirectory, Minigma.KEY_DIRNAME);
        if (!keyFolder.exists()) {
            if (!keyFolder.mkdirs()) {
                throw new MinigmaException("Can't create key folder");
            }
        }
        keyFile = new File(keyFolder, filename);
        if (lockFile.exists()) {
            throw new DuplicateNameException("keyfile with name " + keyFile.getName() + " already exists");
        }

    } catch (Exception exc) {
        throw new MinigmaException("Locksmith: error setting up key files", exc);
    }
    try {
        pgpSigKeyPair = new JcaPGPKeyPair(PGPPublicKey.DSA, dsaKeyPair, new Date());
    } catch (Exception e) {
        throw new MinigmaException("Locksmith: failed to generate pgp-dsa key pair", e);
    }
    try {
        pgpEncKeyPair = new JcaPGPKeyPair(PGPPublicKey.ELGAMAL_ENCRYPT, elgKeyPair, new Date());
    } catch (Exception e) {
        throw new MinigmaException("Locksmith: failed to generate pgp-elgamal key pair", e);
    }
    PGPDigestCalculator pgpDigestCalculator = null;
    PGPContentSignerBuilder pgpContentSignerBuilder = null;
    PBESecretKeyEncryptor pbeSecretKeyEncryptor = null;
    try {
        pgpDigestCalculator = new JcaPGPDigestCalculatorProviderBuilder().build().get(HashAlgorithmTags.SHA1);
        pgpContentSignerBuilder = new JcaPGPContentSignerBuilder(SIGNATURE_ALGORITHM_TAG,
                HashAlgorithmTags.SHA512);
        pbeSecretKeyEncryptor = new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256,
                pgpDigestCalculator).setProvider(PROVIDER).build(passPhrase);
    } catch (Exception e) {
        throw new MinigmaException("failed to initialise KRG components", e);
    }
    try {
        pgpKeyRingGenerator = new PGPKeyRingGenerator(PGPSignature.POSITIVE_CERTIFICATION, //certification level
                pgpSigKeyPair, //master key
                userName, // id
                pgpDigestCalculator, //PGPDigestCalculator
                null, //PGPSignatureSubpacketsVector hashed packets
                null, //PGPSignatureSubpacketsVector unhashed packets
                pgpContentSignerBuilder, //PGPContentSignerBuilder
                pbeSecretKeyEncryptor//PBESecretKeyEncryptor
        );

    } catch (PGPException e) {
        throw new MinigmaException("Locksmith: failed to create PGP-keyring generator", e);
    }
    try {
        pgpKeyRingGenerator.addSubKey(pgpEncKeyPair);
    } catch (Exception e) {
        throw new MinigmaException("Locksmith: failed to add elgamal subkey to ring", e);
    }
    try {
        ArmoredOutputStream secOut = new ArmoredOutputStream(new FileOutputStream(keyFile));
        pgpSecretKeyRing = pgpKeyRingGenerator.generateSecretKeyRing();
        pgpSecretKeyRing.encode(secOut);
        secOut.close();
    } catch (Exception e) {
        throw new MinigmaException("Locksmith: failed to encode secret key output", e);
    }
    try {
        ArmoredOutputStream pubOut = new ArmoredOutputStream(new FileOutputStream(lockFile));
        pgpPublicKeyRing = pgpKeyRingGenerator.generatePublicKeyRing();
        pgpPublicKeyRing.encode(pubOut);
        pubOut.close();

    } catch (Exception e) {
        throw new MinigmaException("Locksmith: failed to encode pubring output", e);
    }

    return pgpSigKeyPair.getKeyID();

}