Example usage for javax.crypto Mac doFinal

Introduction

In this page you can find the example usage for javax.crypto Mac doFinal.

Prototype

public final byte[] doFinal(byte[] input) throws IllegalStateException

Source Link

Document

Processes the given array of bytes and finishes the MAC operation.

Usage

From source file:Main.java

public static String computeHmacSha1(String value, String keyString) throws InvalidKeyException,
        IllegalStateException, UnsupportedEncodingException, NoSuchAlgorithmException {
    SecretKeySpec key = new SecretKeySpec((keyString).getBytes("UTF-8"), "HmacSHA1");
    Mac mac = Mac.getInstance("HmacSHA1");
    mac.init(key);//from  w  w  w  .j  av  a  2s  .c  o m

    byte[] bytes = mac.doFinal(value.getBytes("UTF-8"));

    return convToHex(bytes);
}

From source file:Main.java

/**
 *  /*from   w  w  w  . ja  v a  2  s. c  o  m*/
 * @param s
 * @param keyString
 * @return
 * @throws UnsupportedEncodingException
 * @throws NoSuchAlgorithmException
 * @throws InvalidKeyException
 */
public static String sha1(String s, String keyString)
        throws UnsupportedEncodingException, NoSuchAlgorithmException, InvalidKeyException {
    Mac mac = getMac(keyString, KEY_HASH_SHA1);
    byte[] bytes = mac.doFinal(s.getBytes("UTF-8"));
    return new String(Base64.encodeToString(bytes, 0));
}

From source file:com.centurylink.mdw.util.HmacSha1Signature.java

public static String getHMACHexdigestSignature(byte[] payloadBytes, String key)
        throws InvalidKeyException, NoSuchAlgorithmException {
    SecretKeySpec keySpec = new SecretKeySpec(key.getBytes(), ALGORITHM);
    Mac mac = Mac.getInstance(ALGORITHM);
    mac.init(keySpec);//from www . jav  a2  s. co  m
    byte[] rawHmac = mac.doFinal(payloadBytes);
    return Hex.encodeHexString(rawHmac);
}

From source file:Main.java

private static byte[] hmacSha1(byte[] value, byte[] key) {
    try {/* w w  w.j a va 2 s  . c o  m*/
        SecretKeySpec signingKey = new SecretKeySpec(key, "HmacSHA1");
        Mac mac = Mac.getInstance("HmacSHA1");
        mac.init(signingKey);
        return mac.doFinal(value);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:org.onesun.utils.encoders.HMAC.java

private static String doSign(String toSign, String keyString) throws Exception {
    SecretKeySpec key = new SecretKeySpec((keyString).getBytes(UTF8), HMAC_SHA1);
    Mac mac = Mac.getInstance(HMAC_SHA1);
    mac.init(key);/*from   www. j  a v  a 2s  . c  o m*/
    byte[] bytes = mac.doFinal(toSign.getBytes(UTF8));
    return new String(Base64.encodeBase64(bytes)).replace("\r\n", "");
}

From source file:Main.java

/**
 * This method generates a byte array corresponding to the
 * signed secret using value a signing operator
 * //  ww w.  j a va  2 s .  c om
 * @param   value   the value used to sign the key
 * @param   secretKey   the key to sign
 * @return   a byte array corresponding to the raw HMAC-SHA1 hash
 */
public static byte[] hmacSha1(byte[] value, byte[] secretKey) throws RuntimeException {
    try {
        SecretKeySpec signingKey = new SecretKeySpec(secretKey, HMAC_ALGORITHM);
        Mac mac = Mac.getInstance(HMAC_ALGORITHM);
        mac.init(signingKey);
        byte[] rawHmac = mac.doFinal(value);
        return (rawHmac);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:crocserver.app.CrocSecurity.java

public static String createCode(byte[] secret, long value) throws Exception {
    Mac mac = createHmac(secret);
    return new Base32().encodeAsString(mac.doFinal(toByteArray(value)));
}

From source file:Main.java

private static byte[] macWithPassphrase(byte[] macSalt, int iterations, byte[] data, String passphrase)
        throws GeneralSecurityException {
    Mac hmac = getMacForPassphrase(passphrase, macSalt, iterations);
    byte[] mac = hmac.doFinal(data);
    byte[] result = new byte[data.length + mac.length];

    System.arraycopy(data, 0, result, 0, data.length);
    System.arraycopy(mac, 0, result, data.length, mac.length);

    return result;
}

From source file:Main.java

private static byte[] hmacTemplate(byte[] data, byte[] key, String algorithm) {
    if (data == null || data.length == 0 || key == null || key.length == 0)
        return null;
    try {//from   w ww. j  a  v  a  2  s .  c om
        SecretKeySpec secretKey = new SecretKeySpec(key, algorithm);
        Mac mac = Mac.getInstance(algorithm);
        mac.init(secretKey);
        return mac.doFinal(data);
    } catch (InvalidKeyException | NoSuchAlgorithmException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:Main.java

private static byte[] encryptHMAC(String data, String secret) throws IOException {
    byte[] bytes = null;
    try {// w w  w .j a  va2  s.  co m
        SecretKey secretKey = new SecretKeySpec(secret.getBytes("UTF-8"), "HmacMD5");
        Mac mac = Mac.getInstance(secretKey.getAlgorithm());
        mac.init(secretKey);
        bytes = mac.doFinal(data.getBytes("UTF-8"));
    } catch (GeneralSecurityException gse) {
        String msg = getStringFromException(gse);
        throw new IOException(msg);
    }
    return bytes;
}