Examples of PGPSignatureGenerator

org.bouncycastle.openpgp.PGPSignatureGenerator
Generator for PGP Signatures.

Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

        
        key = PGPPublicKey.addCertification(key, uid, sig);
        
        keyEnc = key.getEncoded();


        PGPSignatureGenerator sGen = new PGPSignatureGenerator(new BcPGPContentSignerBuilder(PublicKeyAlgorithmTags.RSA_GENERAL, HashAlgorithmTags.SHA1));
        
        sGen.init(PGPSignature.KEY_REVOCATION, secretKey.extractPrivateKey(new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider()).build(passPhrase)));


        sig = sGen.generateCertification(key);


        key = PGPPublicKey.addCertification(key, sig);


        keyEnc = key.getEncoded();


        PGPPublicKeyRing    tmpRing = new PGPPublicKeyRing(keyEnc, new BcKeyFingerprintCalculator());


        key = tmpRing.getPublicKey();


        Iterator            sgIt = key.getSignaturesOfType(PGPSignature.KEY_REVOCATION);


        sig = (PGPSignature)sgIt.next();


        sig.init(new BcPGPContentVerifierBuilderProvider(), key);


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


        //
        // use of PGPKeyPair
        //
        PGPKeyPair    pgpKp = new PGPKeyPair(PGPPublicKey.RSA_GENERAL , kp.getPublic(), kp.getPrivate(), new Date());
        
        PGPPublicKey k1 = pgpKp.getPublicKey();
        
        PGPPrivateKey k2 = pgpKp.getPrivateKey();
        
        k1.getEncoded();


        mixedTest(k2, k1);


        //
        // key pair generation - AES_256 encryption.
        //
        kp = kpg.generateKeyPair();


        secretKey = new PGPSecretKey(PGPSignature.DEFAULT_CERTIFICATION, PublicKeyAlgorithmTags.RSA_GENERAL, kp.getPublic(), kp.getPrivate(), new Date(), "fred", null, null, new JcaPGPContentSignerBuilder(PublicKeyAlgorithmTags.RSA_GENERAL, HashAlgorithmTags.SHA1).setProvider("BC"), new BcPBESecretKeyEncryptorBuilder(SymmetricKeyAlgorithmTags.AES_256).build(passPhrase));
    
        secretKey.extractPrivateKey(new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider()).build(passPhrase));
        
        secretKey.encode(new ByteArrayOutputStream());
        
        //
        // secret key password changing.
        //
        String  newPass = "newPass";
        
        secretKey = PGPSecretKey.copyWithNewPassword(secretKey, new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider()).build(passPhrase), new BcPBESecretKeyEncryptorBuilder(secretKey.getKeyEncryptionAlgorithm()).build(newPass.toCharArray()));
        
        secretKey.extractPrivateKey(new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider()).build(newPass.toCharArray()));
        
        secretKey.encode(new ByteArrayOutputStream());
        
        key = secretKey.getPublicKey();


        key.encode(new ByteArrayOutputStream());
        
        it = key.getUserIDs();


        uid = (String)it.next();


        it = key.getSignaturesForID(uid);


        sig = (PGPSignature)it.next();


        sig.init(new BcPGPContentVerifierBuilderProvider(), key);


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


        pgpPrivKey = secretKey.extractPrivateKey(new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider()).build(newPass.toCharArray()));
        
        //
        // signature generation
        //
        String                                data = "hello world!";
        
        bOut = new ByteArrayOutputStream();
        
        ByteArrayInputStream        testIn = new ByteArrayInputStream(data.getBytes());
        
        sGen = new PGPSignatureGenerator(new BcPGPContentSignerBuilder(PublicKeyAlgorithmTags.RSA_GENERAL, HashAlgorithmTags.SHA1));
    
        sGen.init(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);


        PGPCompressedDataGenerator cGen = new PGPCompressedDataGenerator(
            PGPCompressedData.ZIP);


        BCPGOutputStream bcOut = new BCPGOutputStream(
            cGen.open(new UncloseableOutputStream(bOut)));


        sGen.generateOnePassVersion(false).encode(bcOut);


        PGPLiteralDataGenerator    lGen = new PGPLiteralDataGenerator();


        Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
        OutputStream lOut = lGen.open(
            new UncloseableOutputStream(bcOut),
            PGPLiteralData.BINARY,
            "_CONSOLE",
            data.getBytes().length,
            testDate);


        while ((ch = testIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }


        lOut.close();


        sGen.generate().encode(bcOut);


        bcOut.close();


        //
        // verify generated signature
        //
        pgpFact = new PGPObjectFactory(bOut.toByteArray());


        c1 = (PGPCompressedData)pgpFact.nextObject();


        pgpFact = new PGPObjectFactory(c1.getDataStream());
        
        p1 = (PGPOnePassSignatureList)pgpFact.nextObject();
        
        ops = p1.get(0);
        
        p2 = (PGPLiteralData)pgpFact.nextObject();
        if (!p2.getModificationTime().equals(testDate))
        {
            fail("Modification time not preserved: " + p2.getModificationTime() + " " + testDate);
        }


        dIn = p2.getInputStream();


        ops.init(new BcPGPContentVerifierBuilderProvider(), secretKey.getPublicKey());
        
        while ((ch = dIn.read()) >= 0)
        {
            ops.update((byte)ch);
        }


        p3 = (PGPSignatureList)pgpFact.nextObject();


        if (!ops.verify(p3.get(0)))
        {
            fail("Failed generated signature check");
        }
        
        //
        // signature generation - version 3
        //
        bOut = new ByteArrayOutputStream();
        
        testIn = new ByteArrayInputStream(data.getBytes());
        PGPV3SignatureGenerator    sGenV3 = new PGPV3SignatureGenerator(new BcPGPContentSignerBuilder(PGPPublicKey.RSA_GENERAL, PGPUtil.SHA1));
    
        sGen.init(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);


        cGen = new PGPCompressedDataGenerator(
                                                                PGPCompressedData.ZIP);


        bcOut = new BCPGOutputStream(cGen.open(bOut));


        sGen.generateOnePassVersion(false).encode(bcOut);


        lGen = new PGPLiteralDataGenerator();
        lOut = lGen.open(
            new UncloseableOutputStream(bcOut),
            PGPLiteralData.BINARY,
            "_CONSOLE",
            data.getBytes().length,
            testDate);


        while ((ch = testIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }


        lOut.close();


        sGen.generate().encode(bcOut);


        bcOut.close();


        //
        // verify generated signature

View Full Code Here

Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

        throws Exception
    {
        String                  data = "hello world!";
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        ByteArrayInputStream    testIn = new ByteArrayInputStream(data.getBytes());
        PGPSignatureGenerator   sGen = new PGPSignatureGenerator(new BcPGPContentSignerBuilder(PublicKeyAlgorithmTags.DSA, HashAlgorithmTags.SHA1));
    
        sGen.init(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);


        PGPSignatureSubpacketGenerator spGen = new PGPSignatureSubpacketGenerator();
        
        Iterator        it = sKey.getSecretKey().getPublicKey().getUserIDs();
        String          primaryUserID = (String)it.next();
        
        spGen.setSignerUserID(true, primaryUserID);
        
        sGen.setHashedSubpackets(spGen.generate());
        
        PGPCompressedDataGenerator cGen = new PGPCompressedDataGenerator(
                                                                PGPCompressedData.ZIP);


        BCPGOutputStream bcOut = new BCPGOutputStream(
            cGen.open(new UncloseableOutputStream(bOut)));


        sGen.generateOnePassVersion(false).encode(bcOut);


        PGPLiteralDataGenerator lGen = new PGPLiteralDataGenerator();
        
        Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
        OutputStream lOut = lGen.open(
            new UncloseableOutputStream(bcOut),
            PGPLiteralData.BINARY,
            "_CONSOLE",
            data.getBytes().length,
            testDate);


        int ch;
        while ((ch = testIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }


        lGen.close();


        sGen.generate().encode(bcOut);


        cGen.close();


        PGPObjectFactory        pgpFact = new PGPObjectFactory(bOut.toByteArray());
        PGPCompressedData       c1 = (PGPCompressedData)pgpFact.nextObject();

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Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

        // signature generation - canonical text
        //
        String                      data = "hello world!";
        ByteArrayOutputStream       bOut = new ByteArrayOutputStream();
        ByteArrayInputStream        testIn = new ByteArrayInputStream(data.getBytes());
        PGPSignatureGenerator       sGen = new PGPSignatureGenerator(new BcPGPContentSignerBuilder(PGPPublicKey.DSA, PGPUtil.SHA1));


        sGen.init(PGPSignature.CANONICAL_TEXT_DOCUMENT, pgpPrivKey);


        PGPCompressedDataGenerator  cGen = new PGPCompressedDataGenerator(
            PGPCompressedData.ZIP);


        BCPGOutputStream bcOut = new BCPGOutputStream(
            cGen.open(new UncloseableOutputStream(bOut)));


        sGen.generateOnePassVersion(false).encode(bcOut);


        PGPLiteralDataGenerator     lGen = new PGPLiteralDataGenerator();
        Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
        OutputStream lOut = lGen.open(
            new UncloseableOutputStream(bcOut),
            PGPLiteralData.TEXT,
            "_CONSOLE",
            data.getBytes().length,
            testDate);


        while ((ch = testIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }


        lGen.close();


        sGen.generate().encode(bcOut);


        cGen.close();


        //
        // verify generated signature - canconical text

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Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

            out = new ArmoredOutputStream(out);
        }


        PGPPrivateKey pgpPrivKey = secretKey.extractPrivateKey(new JcePBESecretKeyDecryptorBuilder().setProvider("BC").build(secretKeyPass.toCharArray()));


        PGPSignatureGenerator       sGen = new PGPSignatureGenerator(new JcaPGPContentSignerBuilder(secretKey.getPublicKey().getAlgorithm(), PGPUtil.SHA1).setProvider("BC"));


        sGen.init(PGPSignature.DIRECT_KEY, pgpPrivKey);


        BCPGOutputStream            bOut = new BCPGOutputStream(out);


        sGen.generateOnePassVersion(false).encode(bOut);


        PGPSignatureSubpacketGenerator spGen = new PGPSignatureSubpacketGenerator();


        boolean isHumanReadable = true;


        spGen.setNotationData(true, isHumanReadable, notationName, notationValue);


        PGPSignatureSubpacketVector packetVector = spGen.generate();
        sGen.setHashedSubpackets(packetVector);


        bOut.flush();


        if (armor)
        {
            out.close();
        }


        return PGPPublicKey.addCertification(keyToBeSigned, sGen.generate()).getEncoded();
    }

View Full Code Here

Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

            // signature generation
            //
            String                                data = "hello world!";
            ByteArrayOutputStream    bOut = new ByteArrayOutputStream();
            ByteArrayInputStream        testIn = new ByteArrayInputStream(data.getBytes());
            PGPSignatureGenerator    sGen = new PGPSignatureGenerator(PGPPublicKey.DSA, PGPUtil.SHA1, "BC");
        
            sGen.initSign(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);


            PGPCompressedDataGenerator cGen = new PGPCompressedDataGenerator(
                PGPCompressedData.ZIP);


            BCPGOutputStream bcOut = new BCPGOutputStream(
                cGen.open(new UncloseableOutputStream(bOut)));


            sGen.generateOnePassVersion(false).encode(bcOut);


            PGPLiteralDataGenerator lGen = new PGPLiteralDataGenerator();
            
            Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
            OutputStream lOut = lGen.open(
                new UncloseableOutputStream(bcOut),
                PGPLiteralData.BINARY,
                "_CONSOLE",
                data.getBytes().length,
                testDate);


            int ch;
            while ((ch = testIn.read()) >= 0)
            {
                lOut.write(ch);
                sGen.update((byte)ch);
            }


            lGen.close();


            sGen.generate().encode(bcOut);


            cGen.close();


            //
            // verify generated signature

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Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

            digest = PGPUtil.SHA1;
        }
        
        PGPSecretKey                    pgpSecKey = PGPExampleUtil.readSecretKey(keyIn);
        PGPPrivateKey                   pgpPrivKey = pgpSecKey.extractPrivateKey(new JcePBESecretKeyDecryptorBuilder().setProvider("BC").build(pass));
        PGPSignatureGenerator           sGen = new PGPSignatureGenerator(new JcaPGPContentSignerBuilder(pgpSecKey.getPublicKey().getAlgorithm(), digest).setProvider("BC"));
        PGPSignatureSubpacketGenerator  spGen = new PGPSignatureSubpacketGenerator();
        
        sGen.init(PGPSignature.CANONICAL_TEXT_DOCUMENT, pgpPrivKey);
        
        Iterator    it = pgpSecKey.getPublicKey().getUserIDs();
        if (it.hasNext())
        {
            spGen.setSignerUserID(false, (String)it.next());
            sGen.setHashedSubpackets(spGen.generate());
        }
        
        InputStream fIn = new BufferedInputStream(new FileInputStream(fileName));
        ArmoredOutputStream aOut = new ArmoredOutputStream(out);
        
        aOut.beginClearText(digest);


        //
        // note the last \n/\r/\r\n in the file is ignored
        //
        ByteArrayOutputStream lineOut = new ByteArrayOutputStream();
        int lookAhead = readInputLine(lineOut, fIn);


        processLine(aOut, sGen, lineOut.toByteArray());


        if (lookAhead != -1)
        {
            do
            {
                lookAhead = readInputLine(lineOut, lookAhead, fIn);


                sGen.update((byte)'\r');
                sGen.update((byte)'\n');


                processLine(aOut, sGen, lineOut.toByteArray());
            }
            while (lookAhead != -1);
        }


        fIn.close();


        aOut.endClearText();
        
        BCPGOutputStream            bOut = new BCPGOutputStream(aOut);
        
        sGen.generate().encode(bOut);


        aOut.close();
    }

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Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

            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);
        
        InputStream              fIn = new BufferedInputStream(new FileInputStream(fileName));


        int ch;
        while ((ch = fIn.read()) >= 0)
        {
            sGen.update((byte)ch);
        }


        fIn.close();


        sGen.generate().encode(bOut);


        if (armor)
        {
            out.close();
        }

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Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

            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();
        if (it.hasNext())
        {
            PGPSignatureSubpacketGenerator  spGen = new PGPSignatureSubpacketGenerator();
            
            spGen.setSignerUserID(false, (String)it.next());
            sGen.setHashedSubpackets(spGen.generate());
        }
        
        PGPCompressedDataGenerator  cGen = new PGPCompressedDataGenerator(
                                                                PGPCompressedData.ZLIB);
        
        BCPGOutputStream            bOut = new BCPGOutputStream(cGen.open(out));
        
        sGen.generateOnePassVersion(false).encode(bOut);
        
        File                        file = new File(fileName);
        PGPLiteralDataGenerator     lGen = new PGPLiteralDataGenerator();
        OutputStream                lOut = lGen.open(bOut, PGPLiteralData.BINARY, file);
        FileInputStream             fIn = new FileInputStream(file);
        int                         ch;
        
        while ((ch = fIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }


        lGen.close();


        sGen.generate().encode(bOut);


        cGen.close();


        if (armor)
        {

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Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

        PGPSecretKeyRing      secRing = loadSecretKey(privateKeyFile);
        PGPPublicKeyRing      pubRing = loadPublicKey(publicKeyFile);
        String                data = "hello world!";
        ByteArrayOutputStream bOut = new ByteArrayOutputStream();
        ByteArrayInputStream  testIn = new ByteArrayInputStream(data.getBytes());
        PGPSignatureGenerator sGen = new PGPSignatureGenerator(PublicKeyAlgorithmTags.DSA, digest, "BC");


        sGen.initSign(PGPSignature.BINARY_DOCUMENT, secRing.getSecretKey().extractPrivateKey("test".toCharArray(), "BC"));


        BCPGOutputStream bcOut = new BCPGOutputStream(bOut);


        sGen.generateOnePassVersion(false).encode(bcOut);


        PGPLiteralDataGenerator lGen = new PGPLiteralDataGenerator();


        Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
        OutputStream lOut = lGen.open(
            new UncloseableOutputStream(bcOut),
            PGPLiteralData.BINARY,
            "_CONSOLE",
            data.getBytes().length,
            testDate);


        int ch;
        while ((ch = testIn.read()) >= 0)
        {
            lOut.write(ch);
            sGen.update((byte)ch);
        }


        lGen.close();


        sGen.generate().encode(bcOut);


        PGPObjectFactory        pgpFact = new PGPObjectFactory(bOut.toByteArray());
        PGPOnePassSignatureList p1 = (PGPOnePassSignatureList)pgpFact.nextObject();
        PGPOnePassSignature     ops = p1.get(0);

View Full Code Here

Examples of org.bouncycastle.openpgp.PGPSignatureGenerator

            // signature generation
            //
            String                                data = "hello world!";
            ByteArrayOutputStream    bOut = new ByteArrayOutputStream();
            ByteArrayInputStream        testIn = new ByteArrayInputStream(data.getBytes());
            PGPSignatureGenerator    sGen = new PGPSignatureGenerator(new BcPGPContentSignerBuilder(PGPPublicKey.DSA, PGPUtil.SHA1));
        
            sGen.init(PGPSignature.BINARY_DOCUMENT, pgpPrivKey);


            PGPCompressedDataGenerator cGen = new PGPCompressedDataGenerator(
                PGPCompressedData.ZIP);


            BCPGOutputStream bcOut = new BCPGOutputStream(
                cGen.open(new UncloseableOutputStream(bOut)));


            sGen.generateOnePassVersion(false).encode(bcOut);


            PGPLiteralDataGenerator lGen = new PGPLiteralDataGenerator();
            
            Date testDate = new Date((System.currentTimeMillis() / 1000) * 1000);
            OutputStream lOut = lGen.open(
                new UncloseableOutputStream(bcOut),
                PGPLiteralData.BINARY,
                "_CONSOLE",
                data.getBytes().length,
                testDate);


            int ch;
            while ((ch = testIn.read()) >= 0)
            {
                lOut.write(ch);
                sGen.update((byte)ch);
            }


            lGen.close();


            sGen.generate().encode(bcOut);


            cGen.close();


            //
            // verify generated signature

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