Example usage for org.apache.commons.codec.binary Base32 Base32

Introduction

In this page you can find the example usage for org.apache.commons.codec.binary Base32 Base32.

Prototype

public Base32()

Source Link

Usage

From source file:cz.alej.michalik.totp.util.TOTP.java

/**
 * Ukzka TOTP pro zprvu "12345678901234567890"
 *///  w w  w  .  j av  a 2s  . c om
public static void main(String[] args) {
    // GEZDGNBVGY3TQOJQGEZDGNBVGY3TQOJQ v base32
    String secret = "12345678901234567890";
    System.out.printf("Heslo je: %s \nV Base32 to je: %s\n", secret,
            new Base32().encodeToString(secret.getBytes()));
    TOTP t = new TOTP(secret.getBytes());
    System.out.printf("%s\n", t);
    while (true) {
        int time = Integer.valueOf(new SimpleDateFormat("ss").format(new Date()));
        if (time % 30 == 0) {
            System.out.printf("%s\n", t);
        }
        try {
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

From source file:es.logongas.fpempresa.security.SecureKeyGenerator.java

public static String getSecureKey() {
    try {/*from   w  w  w  .  j  a  v a 2s . c om*/
        Base32 base32 = new Base32();
        KeyGenerator keyGen = KeyGenerator.getInstance("AES");
        keyGen.init(keyLength);
        SecretKey secretKey = keyGen.generateKey();
        byte[] encoded = secretKey.getEncoded();
        return base32.encodeAsString(encoded);
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }
}

From source file:crocserver.app.CrocSecurity.java

public static String createSecret() {
    byte[] bytes = new byte[10];
    new SecureRandom().nextBytes(bytes);
    return new Base32().encodeAsString(bytes);
}

From source file:dualcontrol.DualControlDigest.java

public static String digestBase32(char[] chars) {
    try {// w ww.  j a v a2s. c o  m
        return new Base32().encodeAsString(digest(chars));
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:aaf.vhr.crypto.GoogleAuthenticator.java

/**
 * Generate a random secret key. This must be saved by the server and associated with the
 * users account to verify the code displayed by Google Authenticator.
 * The user must register this secret on their device.
 * @return secret key//from w  ww . j a v  a2 s .  co  m
 */
public static String generateSecretKey() {
    try {
        SecureRandom sr = SecureRandom.getInstance("SHA1PRNG");
        Base32 codec = new Base32();

        byte[] buffer = new byte[10];
        sr.nextBytes(buffer);
        byte[] bEncodedKey = codec.encode(buffer);
        String encodedKey = new String(bEncodedKey);
        return encodedKey;
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        throw new RuntimeException(e.getMessage());
    }
}

From source file:co.mitro.twofactor.TwoFactorCodeChecker.java

public static boolean checkCode(String secret, long code, long timeMsec) {
    Base32 codec = new Base32();
    byte[] decodedKey = codec.decode(secret);
    long t = (timeMsec / 1000L) / 30L;
    for (int i = -WINDOW_SIZE; i <= WINDOW_SIZE; ++i) {
        long hash;
        try {//from  www . j a  v  a2s.c  om
            hash = computeHash(decodedKey, t + i);
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e.getMessage());
        }
        if (hash == code) {
            return true;
        }
    }
    return false;
}

From source file:co.mitro.twofactor.TwoFactorSecretGenerator.java

public static String generateSecretKey() {
    byte[] buffer = new byte[SECRET_SIZE];
    secureRandom.nextBytes(buffer);/*w  w  w  .ja va  2 s. c  o  m*/
    Base32 codec = new Base32();
    byte[] secretKey = Arrays.copyOf(buffer, SECRET_SIZE);
    byte[] bEncodedKey = codec.encode(secretKey);
    String encodedKey = new String(bEncodedKey, Charsets.UTF_8);
    return encodedKey;
}

From source file:com.zxlim.totp.TOTP.java

public static final TOTP getInstance(final int window, final String encodedSecret)
        throws IllegalWindowSizeException {
    if (window >= 1 && window <= 10) {

        Base32 base32 = new Base32();
        final byte[] secret = base32.decode(encodedSecret);
        return new TOTP(window, secret, encodedSecret);

    } else {//from   w  w w.  j av  a2s. c o m
        throw new IllegalWindowSizeException("Window size provided not allowed: " + window);
    }
}

From source file:crocserver.app.CrocSecurity.java

public static String createCode(byte[] secret, String string, long value) throws Exception {
    Mac mac = createHmac(secret);
    mac.update(string.getBytes());//ww w .  ja  v  a  2s  . com
    return new Base32().encodeAsString(mac.doFinal(toByteArray(value)));
}

From source file:com.fortinet.qcdb.AscenLinkKey.java

private String do_md5(String sn, String func, int argc, String[] argv) {
    try {/*  w w  w. j  a  v  a 2s.  co m*/
        MessageDigest m = MessageDigest.getInstance("MD5");
        m.update("DEMO_TTL".getBytes());
        m.update(sn.getBytes());
        m.update("*%#($a3EB".getBytes());
        m.update(func.getBytes());
        for (int i = 0; i < argc; i++)
            m.update(argv[i].getBytes());

        Base32 b32 = new Base32();
        byte[] k = b32.encode(m.digest());
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < 25; i++) {
            if (i > 0 && i % 5 == 0)
                sb.append("-");
            sb.append((char) k[i]);
        }

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