Example usage for javax.crypto SecretKeyFactory generateSecret

List of usage examples for javax.crypto SecretKeyFactory generateSecret

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Introduction

In this page you can find the example usage for javax.crypto SecretKeyFactory generateSecret.

Prototype

public final SecretKey generateSecret(KeySpec keySpec) throws InvalidKeySpecException

Source Link

Document

Generates a SecretKey object from the provided key specification (key material).

Usage

From source file:org.opennms.features.scv.impl.JCEKSSecureCredentialsVault.java

@Override
public void setCredentials(String alias, Credentials credentials) {
    try {/*  ww w .jav  a  2 s  . c o  m*/
        byte[] credentialBytes = toBase64EncodedByteArray(credentials);
        SecretKeyFactory factory = SecretKeyFactory.getInstance("PBE");
        SecretKey generatedSecret = factory.generateSecret(new PBEKeySpec(
                new String(credentialBytes).toCharArray(), m_salt, m_iterationCount, m_keyLength));

        KeyStore.PasswordProtection keyStorePP = new KeyStore.PasswordProtection(m_password);
        m_keystore.setEntry(alias, new KeyStore.SecretKeyEntry(generatedSecret), keyStorePP);
        writeKeystoreToDisk();
    } catch (KeyStoreException | InvalidKeySpecException | NoSuchAlgorithmException | IOException e) {
        throw Throwables.propagate(e);
    }
}

From source file:net.bioclipse.encryption.Encrypter.java

public String encrypt(String plaintext) {
    SecretKeyFactory keyFac;
    SecretKey pbeKey;//  w w  w  .  j a  va  2 s.c  o  m
    Cipher pbeCipher;
    try {
        keyFac = SecretKeyFactory.getInstance(METHOD);
        pbeKey = keyFac.generateSecret(pbeKeySpec);
        pbeCipher = Cipher.getInstance(METHOD);
        pbeCipher.init(Cipher.ENCRYPT_MODE, pbeKey, pbeParamSpec);
        return new String(Base64.encodeBase64(pbeCipher.doFinal(plaintext.getBytes())));
    } catch (NoSuchAlgorithmException e) {
        throw new IllegalStateException(e);
    } catch (InvalidKeySpecException e) {
        throw new IllegalStateException(e);
    } catch (NoSuchPaddingException e) {
        throw new IllegalStateException(e);
    } catch (InvalidKeyException e) {
        throw new IllegalStateException(e);
    } catch (InvalidAlgorithmParameterException e) {
        throw new IllegalStateException(e);
    } catch (IllegalBlockSizeException e) {
        throw new IllegalStateException(e);
    } catch (BadPaddingException e) {
        throw new IllegalStateException(e);
    }
}

From source file:org.yes.cart.shoppingcart.support.impl.AbstractCryptedTuplizerImpl.java

/**
 * Default Constructor./*from  www.j a v a 2s  .  c  o  m*/
 *
 * @param keyRingPassword      key ring password to use.
 * @param secretKeyFactoryName Secret Key Factory Name.
 * @param cipherName           Cipher name.
 */
public AbstractCryptedTuplizerImpl(final String keyRingPassword, final String secretKeyFactoryName,
        final String cipherName) {

    try {
        final DESKeySpec desKeySpec = new DESKeySpec(keyRingPassword.getBytes());

        SecretKeyFactory keyFactory = SecretKeyFactory.getInstance(secretKeyFactoryName);
        secretKey = keyFactory.generateSecret(desKeySpec);

        // Create Cipher
        desCipher = Cipher.getInstance(cipherName);
        desCipher.init(Cipher.ENCRYPT_MODE, secretKey);

        // create uncipher
        desUnCipher = Cipher.getInstance(cipherName);
        desUnCipher.init(Cipher.DECRYPT_MODE, secretKey);
    } catch (Exception ike) {
        LOG.error(ike.getMessage(), ike);
        throw new RuntimeException("Unable to load Cipher for CookieTuplizer", ike);
    }

}

From source file:net.bioclipse.encryption.Encrypter.java

public String decrypt(String encrypted) {
    SecretKeyFactory keyFac;
    SecretKey pbeKey;/*ww w.ja  va  2 s.com*/
    Cipher pbeCipher;

    try {
        keyFac = SecretKeyFactory.getInstance(METHOD);
        pbeKey = keyFac.generateSecret(pbeKeySpec);
        pbeCipher = Cipher.getInstance(METHOD);
        pbeCipher.init(Cipher.DECRYPT_MODE, pbeKey, pbeParamSpec);
        return new String(pbeCipher.doFinal(Base64.decodeBase64(encrypted.getBytes())));
    } catch (NoSuchAlgorithmException e) {
        throw new IllegalStateException(e);
    } catch (InvalidKeySpecException e) {
        throw new IllegalStateException(e);
    } catch (NoSuchPaddingException e) {
        throw new IllegalStateException(e);
    } catch (InvalidKeyException e) {
        throw new IllegalStateException(e);
    } catch (InvalidAlgorithmParameterException e) {
        throw new IllegalStateException(e);
    } catch (IllegalBlockSizeException e) {
        throw new IllegalStateException(e);
    } catch (BadPaddingException e) {
        throw new IllegalStateException(e);
    }
}

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

/**
 * Generate a {@link SecretKey} from a password and salt
 *
 * @param password//from  w ww.j  a v  a 2  s . c  o 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:com.seer.datacruncher.utils.CryptoUtil.java

public CryptoUtil() {
    try {//from  www . ja va2  s  .  c  o  m
        String myEncryptionKey = cryWorm(Reserved.ENCRYPTIONKEY, Reserved.CHECK, 0);
        String myEncryptionSchema = DESEDE_ENCRYPTION_SCHEMA;
        byte[] keyAsBytes = myEncryptionKey.getBytes(UNICODE_FORMAT);
        KeySpec myKeySpec = new DESedeKeySpec(keyAsBytes);
        SecretKeyFactory mySecretKeyFactory = SecretKeyFactory.getInstance(myEncryptionSchema);
        cipher = Cipher.getInstance(myEncryptionSchema);
        key = mySecretKeyFactory.generateSecret(myKeySpec);
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:es.juntadeandalucia.framework.ticket.impl.DefaultTicket.java

public DefaultTicket(Configuration config) throws Exception {
    try {//  ww  w.  j a  va2  s. c o  m
        ticketLifeTime = config.getLong(TIME_TICKET_LIFETIME, 0);
    } catch (Exception e) {
        e = new Exception(msg.getString("ticket.error.lifetimeerror")); //$NON-NLS-1$
        log.warn(e);
        throw e;
    }

    List<?> textKey = config.getList(TICKET_KEY);

    try {
        SecretKeyFactory kf = SecretKeyFactory.getInstance("DESede");
        key = kf.generateSecret(new DESedeKeySpec(hexToByte(textKey)));
    } catch (Exception e) {
        e = new Exception(msg.getString("ticket.error.keycreationerror")); //$NON-NLS-1$
        log.warn(e);
        throw e;
    }
}

From source file:com.paxxis.cornerstone.encryption.TripleDESEncryptionHandler.java

public void initialize() {
    if (encryptionKeyFile != null) {
        try {/*www .  ja  v a2s .c  om*/
            FileReader fr = new FileReader(encryptionKeyFile);
            int cnt;
            char[] cbuf = new char[256];
            StringBuilder builder = new StringBuilder();
            while (-1 != (cnt = fr.read(cbuf, 0, 256))) {
                String s = new String(cbuf, 0, cnt);
                builder.append(s);
            }

            encryptionKey = builder.toString();
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    if (encryptionKey == null) {
        throw new RuntimeException("No Encryption Key");
    }

    try {
        byte[] arrayBytes = encryptionKey.getBytes(UNICODE_FORMAT);
        KeySpec ks = new DESedeKeySpec(arrayBytes);
        SecretKeyFactory skf = SecretKeyFactory.getInstance(DESEDE_ENCRYPTION_SCHEME);
        cipher = Cipher.getInstance(DESEDE_ENCRYPTION_SCHEME);
        key = skf.generateSecret(ks);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:com.paypal.utilities.AESDecrypt.java

public AESDecrypt(String encryptedString) throws Exception {
    SecretKeyFactory secretKeyFactory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");
    KeySpec keySpec = new PBEKeySpec(passphrase.toCharArray(), SALT, ITERATION_COUNT, KEY_LENGTH);
    SecretKey secretKeyTemp = secretKeyFactory.generateSecret(keySpec);
    SecretKey secretKey = new SecretKeySpec(secretKeyTemp.getEncoded(), "AES");

    encrypt = Base64.decodeBase64(encryptedString.getBytes());

    eCipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
    eCipher.init(Cipher.ENCRYPT_MODE, secretKey);

    byte[] iv = extractIV();
    dCipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
    dCipher.init(Cipher.DECRYPT_MODE, secretKey, new IvParameterSpec(iv));
}

From source file:com.blackcrowsys.sinscrypto.AesKeyGenerator.java

@Override
public SecretKey generateSecretKey(String password, String salt)
        throws NoSuchAlgorithmException, InvalidKeySpecException, DecoderException {
    SecretKeyFactory factory = SecretKeyFactory.getInstance(ALGORITHM);
    KeySpec spec = new PBEKeySpec(password.toCharArray(), Hex.decodeHex(salt.toCharArray()), ITERATION,
            KEYLENGTH);//from w  ww. ja va  2s .c  o  m
    SecretKey key = factory.generateSecret(spec);
    return new SecretKeySpec(key.getEncoded(), ENCRYPTION);
}