El siguiente es un ejemplo de codificación AES en Java v8.
The next is an example of JAVA AES Encoding in Java 8
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.util.Base64;
import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.spec.SecretKeySpec;
public class Codify {
public String codifyAES(String arg) {
try {
byte[] raw = new byte[]{'0', '4', '3', '8', '4', '2', 'A', '5', '6', '0', '0', '0', '9', '8', '1', '9'};
SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES");
Cipher cipher = null;
cipher = Cipher.getInstance("AES");
cipher.init(Cipher.ENCRYPT_MODE, skeySpec);
byte[] encrypted = cipher.doFinal(arg.getBytes());
return Base64.getEncoder().encodeToString(encrypted);
} catch (NoSuchAlgorithmException | NoSuchPaddingException | InvalidKeyException | IllegalBlockSizeException | BadPaddingException e) {
e.printStackTrace();
}
return null;
}
}
AES 256
private static String secretKey = "boooooooooom!!!!";
private static String salt = "ssshhhhhhhhhhh!!!!";
public static String encrypt(String strToEncrypt, String secret)
{
try
{
byte[] iv = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
IvParameterSpec ivspec = new IvParameterSpec(iv);
SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA256");
KeySpec spec = new PBEKeySpec(secretKey.toCharArray(), salt.getBytes(), 65536, 256);
SecretKey tmp = factory.generateSecret(spec);
SecretKeySpec secretKey = new SecretKeySpec(tmp.getEncoded(), "AES");
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
cipher.init(Cipher.ENCRYPT_MODE, secretKey, ivspec);
return Base64.getEncoder().encodeToString(cipher.doFinal(strToEncrypt.getBytes("UTF-8")));
}
catch (Exception e)
{
System.out.println("Error while encrypting: " + e.toString());
}
return null;
}
