Example usage for java.security KeyPair getPrivate

Introduction

In this page you can find the example usage for java.security KeyPair getPrivate.

Prototype

public PrivateKey getPrivate() 

Source Link

Document

Returns a reference to the private key component of this key pair.

Usage

From source file:info.magnolia.cms.security.SecurityUtil.java

public static MgnlKeyPair generateKeyPair(int keyLength) throws NoSuchAlgorithmException {
    KeyPairGenerator kgen = KeyPairGenerator.getInstance(ALGORITHM);
    kgen.initialize(keyLength);//from w ww  .java 2 s  . c  o m
    KeyPair key = kgen.genKeyPair();
    return new MgnlKeyPair(byteArrayToHex(key.getPrivate().getEncoded()),
            byteArrayToHex(key.getPublic().getEncoded()));
}

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From source file:netinf.common.security.impl.CryptographyTest.java

@BeforeClass
public static void classSetUp() throws Exception {
    final Properties properties = Utils.loadProperties(NETINFNODE_PROPERTIES);
    injector = Guice.createInjector(new LogModule(properties), new DatamodelImplModule(),
            new CommunicationModule(), new SecurityModule(), new AbstractModule() {

                @Override/*from   www  .  j a  v a 2 s .c o m*/
                protected void configure() {
                    bind(NetInfNodeConnection.class).annotatedWith(SecurityModule.Security.class)
                            .to(RemoteNodeConnection.class).in(Singleton.class);
                    Names.bindProperties(binder(), properties);
                }
            });
    factory = injector.getInstance(DatamodelFactory.class);

    identityObject = factory.createIdentityObject();
    Identifier id = factory.createIdentifier();
    IdentifierLabel label = factory.createIdentifierLabel();
    label.setLabelName(DefinedLabelName.UNIQUE_LABEL.getLabelName());
    label.setLabelValue("Test-Identity");
    id.addIdentifierLabel(label);
    identityObject.setIdentifier(id);

    try {
        KeyPairGenerator keyPairGenerator = KeyPairGenerator.getInstance("RSA");
        keyPairGenerator.initialize(1024);
        KeyPair pair = keyPairGenerator.generateKeyPair();

        privateKey = pair.getPrivate();
        publicKey = pair.getPublic();
        String keyName = identityObject.getIdentifier().toString() + "?"
                + DefinedAttributeIdentification.PUBLIC_KEY.getURI();

        publicKeys.put(keyName, publicKey);

        identityObject.setPublicMasterKey(pair.getPublic());
    } catch (Exception e) {
        throw new NetInfUncheckedException("error creating keys");

    }
    convenienceCommunicator = EasyMock.createMock(RemoteNodeConnection.class);
    convenienceCommunicator.setHostAndPort("localhost", 5000);
    EasyMock.expectLastCall().anyTimes();
    convenienceCommunicator.setSerializeFormat(SerializeFormat.JAVA);
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(convenienceCommunicator.getIO((Identifier) EasyMock.anyObject())).andReturn(identityObject)
            .anyTimes();
    EasyMock.replay(convenienceCommunicator);

    identityManager = EasyMock.createMock(IdentityManager.class);
    EasyMock.expect(identityManager.getPrivateKey((String) EasyMock.anyObject())).andReturn(privateKey)
            .anyTimes();
    EasyMock.expect(identityManager.hasPrivateKey((String) EasyMock.anyObject())).andReturn(true).anyTimes();
    EasyMock.expect(identityManager.getPrivateKey(((String) EasyMock.anyObject()),
            (String) EasyMock.anyObject(), (String) EasyMock.anyObject())).andReturn(privateKey).anyTimes();
    EasyMock.expect(identityManager.hasPrivateKey(((String) EasyMock.anyObject()),
            (String) EasyMock.anyObject(), (String) EasyMock.anyObject())).andReturn(true).anyTimes();
    EasyMock.replay(identityManager);

    crypto = new CryptographyImpl(identityManager, algorithm, factory, convenienceCommunicator);
}

---

From source file:com.github.aynu.yukar.framework.util.SecurityHelper.java

/**
 * RSA???/*from   www.  j  a va  2s  .  c om*/
 * <dl>
 * <dt>?
 * <dd>RSA??????2048??????
 * </dl>
 * @return RSA?
 */
public static KeyPair createKeyPair() {
    try {
        final KeyPairGenerator generator = KeyPairGenerator.getInstance("RSA");
        generator.initialize(2048);
        final KeyPair pair = generator.generateKeyPair();
        if (LOG.isDebugEnabled()) {
            final RSAPublicKey publicKey = (RSAPublicKey) pair.getPublic();
            final RSAPrivateKey privateKey = (RSAPrivateKey) pair.getPrivate();
            LOG.debug("public-modulus={}", Base64.encodeBase64String(publicKey.getModulus().toByteArray()));
            LOG.debug("public-exponent={}",
                    Base64.encodeBase64String(publicKey.getPublicExponent().toByteArray()));
            LOG.debug("private-modulus={}", Base64.encodeBase64String(privateKey.getModulus().toByteArray()));
            LOG.debug("private-exponent={}",
                    Base64.encodeBase64String(privateKey.getPrivateExponent().toByteArray()));
        }
        return pair;
    } catch (final NoSuchAlgorithmException e) {
        throw new StandardRuntimeException(e);
    }
}

---

From source file:cn.util.RSAUtils.java

/**
 * ??// w  ww. j  a  v a  2s .c om
 * @throws NoSuchAlgorithmException 
 *
 */
public static HashMap<String, Object> getKeys() throws NoSuchAlgorithmException {
    HashMap<String, Object> map = new HashMap<String, Object>();
    KeyPairGenerator keyPairGen = KeyPairGenerator.getInstance("RSA");
    keyPairGen.initialize(1024);
    KeyPair keyPair = keyPairGen.generateKeyPair();
    RSAPublicKey publicKey = (RSAPublicKey) keyPair.getPublic();
    RSAPrivateKey privateKey = (RSAPrivateKey) keyPair.getPrivate();
    map.put("public", publicKey);
    map.put("private", privateKey);
    return map;
}

---

From source file:com.glaf.core.security.RSAUtils.java

/** ?? */
public static RSAPrivateKey getDefaultPrivateKey() {
    KeyPair keyPair = getKeyPair();
    if (keyPair != null) {
        return (RSAPrivateKey) keyPair.getPrivate();
    }/*from ww  w.  j ava  2 s .  c om*/
    return null;
}

---

From source file:co.cask.cdap.security.tools.KeyStores.java

/**
 * Create a Java key store with a stored self-signed certificate.
 * @return Java keystore which has a self signed X.509 certificate
 *//* w  w  w . j ava 2 s.  c o m*/
public static KeyStore generatedCertKeyStore(SConfiguration sConf, String password) {
    try {
        KeyPairGenerator keyGen = KeyPairGenerator.getInstance(KEY_PAIR_ALGORITHM);
        SecureRandom random = SecureRandom.getInstance(SECURE_RANDOM_ALGORITHM, SECURE_RANDOM_PROVIDER);
        keyGen.initialize(KEY_SIZE, random);
        // generate a key pair
        KeyPair pair = keyGen.generateKeyPair();
        int validity = sConf.getInt(Constants.Security.SSL.CERT_VALIDITY, VALIDITY);

        X509Certificate cert = getCertificate(DISTINGUISHED_NAME, pair, validity, SIGNATURE_ALGORITHM);

        KeyStore keyStore = KeyStore.getInstance(SSL_KEYSTORE_TYPE);
        keyStore.load(null, password.toCharArray());
        keyStore.setKeyEntry(CERT_ALIAS, pair.getPrivate(), password.toCharArray(),
                new java.security.cert.Certificate[] { cert });
        return keyStore;
    } catch (Exception e) {
        throw new RuntimeException(
                "SSL is enabled but a key store file could not be created. A keystore is required "
                        + "for SSL to be used.",
                e);
    }
}

---

From source file:org.mitre.jwt.signer.service.impl.KeyStoreTest.java

/**
 * Create an RSA KeyPair and insert into specified KeyStore
 * //  w w  w. j av  a  2 s . co  m
 * @param location
 * @param domainName
 * @param alias
 * @param keystorePassword
 * @param aliasPassword
 * @param daysNotValidBefore
 * @param daysNotValidAfter
 * @return
 * @throws GeneralSecurityException
 * @throws IOException
 */
public static java.security.KeyStore generateKeyPair(KeyStore keystore, String keyPairAlgorithm, int keySize,
        String signatureAlgorithm, String domainName, String alias, String aliasPassword,
        int daysNotValidBefore, int daysNotValidAfter) throws GeneralSecurityException, IOException {

    java.security.KeyStore ks;

    if (keystore != null) {
        ks = keystore.getKeystore();
    } else {
        ks = java.security.KeyStore.getInstance(java.security.KeyStore.getDefaultType());
        ks.load(null, null);
    }

    KeyPairGenerator rsaKeyPairGenerator = null;

    rsaKeyPairGenerator = KeyPairGenerator.getInstance(keyPairAlgorithm);

    rsaKeyPairGenerator.initialize(keySize);
    KeyPair rsaKeyPair = rsaKeyPairGenerator.generateKeyPair();

    // BC sez X509V3CertificateGenerator is deprecated and the docs say to
    // use another, but it seemingly isn't included jar...
    X509V3CertificateGenerator v3CertGen = createCertificate(domainName, daysNotValidBefore, daysNotValidAfter);

    PrivateKey privateKey = rsaKeyPair.getPrivate();

    v3CertGen.setPublicKey(rsaKeyPair.getPublic());
    v3CertGen.setSignatureAlgorithm(signatureAlgorithm);

    // BC docs say to use another, but it seemingly isn't included...
    X509Certificate certificate = v3CertGen.generateX509Certificate(privateKey);

    // if exist, overwrite
    ks.setKeyEntry(alias, privateKey, aliasPassword.toCharArray(),
            new java.security.cert.Certificate[] { certificate });

    if (keystore != null) {
        keystore.setKeystore(ks);
    }

    return ks;
}

---

From source file:Main.java

public static String getJwkPrivate(KeyPair kp) {
    try {//from w  w  w . j a v a2 s.co m
        JSONObject jk = new JSONObject();
        jk.put("kty", "RSA");
        // generate random kid 
        SecureRandom random = new SecureRandom();
        String kid = new BigInteger(130, random).toString(32);
        jk.put("kid", kid);
        jk.put("e", "AQAB");

        KeyFactory kfactory = KeyFactory.getInstance("RSA");

        RSAPrivateKeySpec privkspec = (RSAPrivateKeySpec) kfactory.getKeySpec(kp.getPrivate(),
                RSAPrivateKeySpec.class);
        RSAPublicKeySpec pubkspec = (RSAPublicKeySpec) kfactory.getKeySpec(kp.getPublic(),
                RSAPublicKeySpec.class);

        // Log.d("getJwkPrivate n",pubkspec.getPublicExponent().toString());
        // Log.d("getJwkPrivate d",privkspec.getPrivateExponent().toString());

        jk.put("n", encodeB64(pubkspec.getModulus().toByteArray()));
        jk.put("d", encodeB64(privkspec.getPrivateExponent().toByteArray()));
        JSONArray ja = new JSONArray();
        ja.put(jk);
        JSONObject jo = new JSONObject();
        jo.put("keys", ja);

        return jo.toString();

    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

---

From source file:io.vertx.config.vault.utils.Certificates.java

/**
 * Constructs a Java truststore in JKS format, containing the Vault server certificate generated by
 * {@link #createVaultCertAndKey()}, so that Vault clients configured with this JKS will trust that
 * certificate./*from w w w.  ja v  a  2  s . c o m*/
 */
public static void createClientCertAndKey() throws Exception {
    if (SSL_DIRECTORY.isDirectory() && CLIENT_CERT_PEMFILE.isFile()) {
        return;
    }

    // Store the Vault's server certificate as a trusted cert in the truststore
    final KeyStore trustStore = KeyStore.getInstance("jks");
    trustStore.load(null);
    trustStore.setCertificateEntry("cert", vaultCertificate);
    try (final FileOutputStream keystoreOutputStream = new FileOutputStream(CLIENT_TRUSTSTORE)) {
        trustStore.store(keystoreOutputStream, "password".toCharArray());
    }

    // Generate a client certificate, and store it in a Java keystore
    final KeyPair keyPair = generateKeyPair();
    final X509Certificate clientCertificate = generateCert(keyPair,
            "C=AU, O=The Legion of the Bouncy Castle, OU=Client Certificate, CN=localhost");
    final KeyStore keyStore = KeyStore.getInstance("jks");
    keyStore.load(null);
    keyStore.setKeyEntry("privatekey", keyPair.getPrivate(), "password".toCharArray(),
            new java.security.cert.Certificate[] { clientCertificate });
    keyStore.setCertificateEntry("cert", clientCertificate);
    try (final FileOutputStream keystoreOutputStream = new FileOutputStream(CLIENT_KEYSTORE)) {
        keyStore.store(keystoreOutputStream, "password".toCharArray());
    }

    // Also write the client certificate to a PEM file, so it can be registered with Vault
    writeCertToPem(clientCertificate, CLIENT_CERT_PEMFILE);
    writePrivateKeyToPem(keyPair.getPrivate(), CLIENT_PRIVATE_KEY_PEMFILE);
}

---

From source file:net.nicholaswilliams.java.licensing.licensor.TestLicenseCreator.java

@BeforeClass
public static void setUpClass() throws Exception {
    TestLicenseCreator.control = EasyMock.createStrictControl();

    TestLicenseCreator.passwordProvider = TestLicenseCreator.control.createMock(PasswordProvider.class);
    TestLicenseCreator.keyDataProvider = TestLicenseCreator.control.createMock(PrivateKeyDataProvider.class);

    try {/*from www  .  java 2  s. c  o  m*/
        LicenseCreator.getInstance();
        fail("Expected java.lang.IllegalArgumentException, got no exception.");
    } catch (IllegalArgumentException ignore) {
    }

    LicenseCreatorProperties.setPrivateKeyDataProvider(TestLicenseCreator.keyDataProvider);

    try {
        LicenseCreator.getInstance();
        fail("Expected java.lang.IllegalArgumentException, got no exception.");
    } catch (IllegalArgumentException ignore) {
    }

    LicenseCreatorProperties.setPrivateKeyPasswordProvider(TestLicenseCreator.passwordProvider);

    LicenseCreator.getInstance();

    KeyPair keyPair = KeyPairGenerator.getInstance(KeyFileUtilities.keyAlgorithm).generateKeyPair();

    TestLicenseCreator.publicKey = keyPair.getPublic();

    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    PKCS8EncodedKeySpec pkcs8EncodedKeySpec = new PKCS8EncodedKeySpec(keyPair.getPrivate().getEncoded());
    IOUtils.write(Encryptor.encryptRaw(pkcs8EncodedKeySpec.getEncoded(), keyPassword), outputStream);
    TestLicenseCreator.encryptedPrivateKey = outputStream.toByteArray();
}

---

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