Example usage for javax.crypto SecretKey getEncoded

Introduction

In this page you can find the example usage for javax.crypto SecretKey getEncoded.

Prototype

public byte[] getEncoded();

Source Link

Document

Returns the key in its primary encoding format, or null if this key does not support encoding.

Usage

From source file:org.apache.nifi.processors.standard.util.crypto.KeyedEncryptor.java

public KeyedEncryptor(final EncryptionMethod encryptionMethod, final SecretKey key, final byte[] iv) {
    this(encryptionMethod, key == null ? new byte[0] : key.getEncoded(), iv);
}

From source file:dualcontrol.CryptoHandler.java

public void handle(DualControlKeyStoreSession dualControl, Socket socket) throws Exception {
    try {//w  w w  . j  av a  2s . co m
        this.dualControl = dualControl;
        DataInputStream dis = new DataInputStream(socket.getInputStream());
        int length = dis.readShort();
        byte[] bytes = new byte[length];
        dis.readFully(bytes);
        String data = new String(bytes);
        String[] fields = data.split(":");
        String mode = fields[0];
        String alias = fields[1];
        this.dos = new DataOutputStream(socket.getOutputStream());
        if (mode.equals("GETKEY")) {
            if (enableGetKey) {
                SecretKey key = dualControl.loadKey(alias);
                dos.writeUTF(key.getAlgorithm());
                write(key.getEncoded());
            }
        } else {
            cipher(mode, alias, fields[2], fields[3], fields[4]);
        }
    } finally {
        dos.close();
    }
}

From source file:net.thewaffleshop.nimbus.api.EncryptionAPI.java

/**
 * Generate a {@link SecretKey} from a password and salt
 *
 * @param password//from   w ww  . ja v a  2s .  co m
 * @param salt
 * @return
 */
public SecretKey createSecretKey(String password, byte[] salt) {
    try {
        PBEKeySpec keySpec = new PBEKeySpec(password.toCharArray(), salt, 1024, 256);
        SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");
        SecretKey secretKey = factory.generateSecret(keySpec);
        return new SecretKeySpec(secretKey.getEncoded(), "AES");
    } catch (GeneralSecurityException e) {
        throw new RuntimeException(e);
    }
}

From source file:org.eclipse.che.api.crypt.server.JCEEncryptTextService.java

private SecretKey generateSecret() throws NoSuchAlgorithmException, InvalidKeySpecException {
    final SecretKeyFactory keyFactory = SecretKeyFactory.getInstance(this.secretKeyFactoryAlgorithm);
    final KeySpec keySpec = new PBEKeySpec(getMasterPassword(), this.salt, 65536, this.keySize);
    final SecretKey tempKey = keyFactory.generateSecret(keySpec);
    final SecretKey secret = new SecretKeySpec(tempKey.getEncoded(), this.cipher);
    return secret;
}

From source file:com.torchmind.authenticator.AbstractTokenGenerator.java

/**
 * {@inheritDoc}/*  ww w  .  j  a va2 s . c  o m*/
 */
@NonNull
@Override
public String buildHandshakeCode(@NonNull SecretKey secretKey, boolean humanReadable) {
    String code = (new Base32()).encodeAsString(secretKey.getEncoded());

    if (humanReadable) {
        String tmp = "";

        for (int i = 1; i <= code.length(); ++i) {
            tmp += code.charAt((i - 1));

            if ((i % 4) == 0) {
                tmp += " ";
            }
        }

        if (tmp.charAt((tmp.length() - 1)) == ' ') {
            code = tmp.substring(0, (tmp.length() - 1)).toLowerCase();
        } else {
            code = tmp.toLowerCase();
        }
    }

    return code;
}

From source file:com.cyberninjas.xerobillableexpenses.util.Settings.java

public Settings() {
    try {//w  ww  . ja v  a  2  s.  com
        String parentClass = new Exception().getStackTrace()[1].getClassName();
        this.prefs = Preferences.userNodeForPackage(Class.forName(parentClass));
        Random r = new SecureRandom();

        //Set IV
        this.iv = prefs.getByteArray("DRUGS", null);

        //Pick Random PWD
        byte[] b = new byte[128];
        r.nextBytes(b);
        MessageDigest sha = MessageDigest.getInstance("SHA-1");
        sha.update(b);
        String sHash = new String(Base64.encodeBase64(sha.digest()));

        String password = prefs.get("LAYOUT", sHash);
        if (password.equals(sHash))
            prefs.put("LAYOUT", sHash);

        //Keep 'em Guessing
        r.nextBytes(b);
        sha.update(b);
        prefs.put("PASSWORD", new String(Base64.encodeBase64(sha.digest())));

        //Set Random Salt
        byte[] tSalt = new byte[8];
        r.nextBytes(tSalt);
        byte[] salt = prefs.getByteArray("HIMALAYAN", tSalt);
        if (Arrays.equals(salt, tSalt))
            prefs.putByteArray("HIMALAYAN", salt);

        /* Derive the key, given password and salt. */
        SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");
        KeySpec spec = new PBEKeySpec(password.toCharArray(), salt, 65536, 128);
        SecretKey tmp = factory.generateSecret(spec);
        this.secret = new SecretKeySpec(tmp.getEncoded(), "AES");

        cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
    } catch (NoSuchAlgorithmException ex) {
        Logger.getLogger(RSAx509CertGen.class.getName()).log(Level.SEVERE, null, ex);
    } catch (InvalidKeySpecException ex) {
        Logger.getLogger(RSAx509CertGen.class.getName()).log(Level.SEVERE, null, ex);
    } catch (Exception ex) {
        Logger.getLogger(RSAx509CertGen.class.getName()).log(Level.SEVERE, null, ex);
    }

}

From source file:com.joyent.manta.client.crypto.SecretKeyUtilsTest.java

public void canGenerateAesGcmNoPaddingKey() {
    SecretKey key = SecretKeyUtils.generate(AesGcmCipherDetails.INSTANCE_128_BIT);
    Assert.assertNotNull(key, "Generated key was null");

    byte[] bytes = key.getEncoded();

    SecretKey loaded = SecretKeyUtils.loadKey(bytes, AesGcmCipherDetails.INSTANCE_128_BIT);

    Assert.assertEquals(loaded, key, "Generated key doesn't match loaded key");
}

From source file:com.joyent.manta.client.crypto.SecretKeyUtilsTest.java

public void canGenerateAesCtrNoPaddingKey() {
    SecretKey key = SecretKeyUtils.generate(AesCtrCipherDetails.INSTANCE_128_BIT);
    Assert.assertNotNull(key, "Generated key was null");

    byte[] bytes = key.getEncoded();

    SecretKey loaded = SecretKeyUtils.loadKey(bytes, AesCtrCipherDetails.INSTANCE_128_BIT);

    Assert.assertEquals(loaded, key, "Generated key doesn't match loaded key");
}

From source file:com.joyent.manta.client.crypto.SecretKeyUtilsTest.java

public void canGenerateAesCbcPkcs5PaddingKey() {
    SecretKey key = SecretKeyUtils.generate(AesCbcCipherDetails.INSTANCE_128_BIT);
    Assert.assertNotNull(key, "Generated key was null");

    byte[] bytes = key.getEncoded();

    SecretKey loaded = SecretKeyUtils.loadKey(bytes, AesCbcCipherDetails.INSTANCE_128_BIT);

    Assert.assertEquals(loaded, key, "Generated key doesn't match loaded key");
}

From source file:org.zuinnote.flink.office.common.FlinkKeyStoreManager.java

/***
 * Retrieves a password from the currently opened keystore
 * //  w w  w .j a  va2s  .  com
 * @param alias
 * @param passwordPassword
 * @return
 * @throws NoSuchAlgorithmException
 * @throws UnrecoverableEntryException
 * @throws KeyStoreException
 * @throws InvalidKeySpecException
 */
public String getPassword(String alias, String passwordPassword) throws NoSuchAlgorithmException,
        UnrecoverableEntryException, KeyStoreException, InvalidKeySpecException {
    SecretKey sk = (SecretKey) this.keystore.getKey(alias, passwordPassword.toCharArray());
    return new String(sk.getEncoded());
}