testCryptoStrength.java Source code

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Here is the source code for testCryptoStrength.java

Source

/* Created by: SELS Team
*
* Description: Testing crypto strength to make sure we have unlimited strength Java policy files
*
* License: This code is a part of SELS distribution under NCSA/UIUC Open Source License (refer NCSA-license.txt)
*                   We use Bouncy Castle libraries. They are distributed under http://www.bouncycastle.org/licence.html
*/

import java.security.Security;
import java.security.Key;
import javax.crypto.Cipher;
import javax.security.auth.kerberos.KerberosKey;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import java.security.SecureRandom;
import javax.crypto.spec.SecretKeySpec;

public class testCryptoStrength {

    public static void main(String[] args) throws Exception {
        Security.addProvider(new BouncyCastleProvider());
        try {
            /*KeyPairGenerator dsaKpg = KeyPairGenerator.getInstance("RSA", "BC");
            dsaKpg.initialize(3096);
            KeyPair dsaKp = dsaKpg.generateKeyPair();*/
            /*KeyPairGenerator elgKpg = KeyPairGenerator.getInstance("ELGAMAL", "BC");
            elgKpg.initialize(elParams);
            elgKp = elgKpg.generateKeyPair();*/

            /*KeyGenerator kg = KeyGenerator.getInstance("AES", "BC");
            kg.init(256);
            KerberosKey sk = (KerberosKey) kg.generateKey();*/

            byte[] randomNumber = new byte[32];
            SecureRandom random = SecureRandom.getInstance("SHA1PRNG");
            random.nextBytes(randomNumber);
            SecretKeySpec sk = new SecretKeySpec(randomNumber, "AES");
            Cipher c = Cipher.getInstance("AES", "BC");
            c.init(c.ENCRYPT_MODE, (Key) sk);
            byte[] enc = c.doFinal(new String("test").getBytes());

            System.out.println("Unlimited Strength Policy Test Successful\n");
        } catch (SecurityException e) {
            System.out.println("Caught Exception: " + e.toString());
        }
    }
}