Examples of org.bouncycastle.openpgp.PGPSecretKey.extractPrivateKey()

Class org.bouncycastle.openpgp.PGPSecretKey

Examples of org.bouncycastle.openpgp.PGPSecretKey.extractPrivateKey()

org.bouncycastle.openpgp.PGPSecretKey.extractPrivateKey()
Extract a PGPPrivate key from the SecretKey's encrypted contents. @param passPhrase @param provider @return PGPPrivateKey @throws PGPException @throws NoSuchProviderException

        {
            out = new ArmoredOutputStream(out);
        }


        PGPSecretKey             pgpSec = PGPExampleUtil.readSecretKey(keyIn);
        PGPPrivateKey            pgpPrivKey = pgpSec.extractPrivateKey(new JcePBESecretKeyDecryptorBuilder().setProvider("BC").build(pass));
        PGPSignatureGenerator    sGen = new PGPSignatureGenerator(new JcaPGPContentSignerBuilder(pgpSec.getPublicKey().getAlgorithm(), PGPUtil.SHA1).setProvider("BC"));
        
        sGen.init(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);
        
        BCPGOutputStream         bOut = new BCPGOutputStream(out);

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        {
            out = new ArmoredOutputStream(out);
        }


        PGPSecretKey                pgpSec = PGPExampleUtil.readSecretKey(keyIn);
        PGPPrivateKey               pgpPrivKey = pgpSec.extractPrivateKey(new JcePBESecretKeyDecryptorBuilder().setProvider("BC").build(pass));
        PGPSignatureGenerator       sGen = new PGPSignatureGenerator(new JcaPGPContentSignerBuilder(pgpSec.getPublicKey().getAlgorithm(), PGPUtil.SHA1).setProvider("BC"));
        
        sGen.init(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);
        
        Iterator    it = pgpSec.getPublicKey().getUserIDs();

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        if (pgpSecKey == null)
        {
            return null;
        }


        return pgpSecKey.extractPrivateKey(pass, "BC");
    }


    static PGPPublicKey readPublicKey(String fileName) throws IOException, PGPException
    {
        InputStream keyIn = new BufferedInputStream(new FileInputStream(fileName));

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        //
        // RSA tests
        //
        PGPSecretKeyRing pgpPriv = new PGPSecretKeyRing(rsaKeyRing);         
        PGPSecretKey secretKey = pgpPriv.getSecretKey();        
        PGPPrivateKey pgpPrivKey = secretKey.extractPrivateKey(rsaPass, "BC");


        try
        {
            testSig(PublicKeyAlgorithmTags.DSA, HashAlgorithmTags.SHA1, secretKey.getPublicKey(), pgpPrivKey);

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            fail("revocation verification failed.");
        }
        
        PGPSecretKeyRing pgpDSAPriv = new PGPSecretKeyRing(dsaKeyRing);         
        PGPSecretKey secretDSAKey = pgpDSAPriv.getSecretKey();        
        PGPPrivateKey pgpPrivDSAKey = secretDSAKey.extractPrivateKey(dsaPass, "BC");
        
        sGen = new PGPSignatureGenerator(PublicKeyAlgorithmTags.DSA, HashAlgorithmTags.SHA1, "BC");
        
        sGen.initSign(PGPSignature.SUBKEY_BINDING, pgpPrivDSAKey);

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        if (!sig.verifyCertification(uid, key))
        {
            fail("failed to verify certification");
        }


        pgpPrivKey = secretKey.extractPrivateKey(passPhrase, "BC");
        
        key = PGPPublicKey.removeCertification(key, uid, sig);
        
        if (key == null)
        {

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        keyEnc = key.getEncoded();


        PGPSignatureGenerator sGen = new PGPSignatureGenerator(PublicKeyAlgorithmTags.RSA_GENERAL, HashAlgorithmTags.SHA1, "BC");
        
        sGen.initSign(PGPSignature.KEY_REVOCATION, secretKey.extractPrivateKey(passPhrase, "BC"));


        sig = sGen.generateCertification(key);


        key = PGPPublicKey.addCertification(key, sig);

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        //
        kp = kpg.generateKeyPair();


        secretKey = new PGPSecretKey(PGPSignature.DEFAULT_CERTIFICATION, PublicKeyAlgorithmTags.RSA_GENERAL, kp.getPublic(), kp.getPrivate(), new Date(), "fred", SymmetricKeyAlgorithmTags.AES_256, passPhrase, null, null, new SecureRandom(), "BC");
    
        secretKey.extractPrivateKey(passPhrase, "BC");
        
        secretKey.encode(new ByteArrayOutputStream());
        
        //
        // secret key password changing.

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        //
        String  newPass = "newPass";
        
        secretKey = PGPSecretKey.copyWithNewPassword(secretKey, passPhrase, newPass.toCharArray(), secretKey.getKeyEncryptionAlgorithm(), new SecureRandom(), "BC");
        
        secretKey.extractPrivateKey(newPass.toCharArray(), "BC");
        
        secretKey.encode(new ByteArrayOutputStream());
        
        key = secretKey.getPublicKey();

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        if (!sig.verifyCertification(uid, key))
        {
            fail("failed to verify certification");
        }


        pgpPrivKey = secretKey.extractPrivateKey(newPass.toCharArray(), "BC");
        
        //
        // signature generation
        //
        String                                data = "hello world!";

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