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@MAAARKIN
Created April 23, 2016 13:52
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//var salt = CryptoJS.lib.WordArray.random(256/32);
//var iv = CryptoJS.lib.WordArray.random(256/32);
//console.log('salt '+ salt );
//console.log('iv '+ iv );
var salt = CryptoJS.enc.Hex.parse("28698aadc97f3ad8");
var iv = CryptoJS.enc.Hex.parse("73ac39603da6e205");
console.log('salt '+ salt );
console.log('iv '+ iv );
var key128Bits = CryptoJS.PBKDF2("Secret Passphrase", salt, { keySize: 256/32 });
console.log( 'key128Bits '+ key128Bits);
var key128Bits100Iterations = CryptoJS.PBKDF2("Secret Passphrase", salt, { keySize: 256/32, iterations: 100 });
console.log( 'key128Bits100Iterations '+ key128Bits100Iterations);
var encrypted = CryptoJS.AES.encrypt("Message", key128Bits100Iterations, { iv: iv, mode: CryptoJS.mode.CBC, padding: CryptoJS.pad.Pkcs7 });
console.log('encrypted '+ encrypted );
// ------------
var salt = CryptoJS.enc.Hex.parse("28698aadc97f3ad8");
var iv = CryptoJS.enc.Hex.parse("73ac39603da6e205");
var encrypted = "PZL3ZW3hSLwzfxSzrQh+0Q==";
console.log('salt '+ salt );
console.log('iv '+ iv );
var key = CryptoJS.PBKDF2("Secret Passphrase", salt, { keySize: 256/32, iterations: 100 });
console.log( 'key '+ key);
var decrypt = CryptoJS.AES.decrypt(encrypted, key, { iv: iv, mode: CryptoJS.mode.CBC, padding: CryptoJS.pad.Pkcs7 });
var ddd = decrypt.toString(CryptoJS.enc.Utf8);
console.log('ddd '+ddd);
------------
import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.PBEKeySpec;
import javax.crypto.spec.SecretKeySpec;
import org.apache.commons.codec.binary.Base64;
public class AES {
private static final String password = "test";
private static String salt = "28698aadc97f3ad8";
private static String iv = "73ac39603da6e205";
private static int pswdIterations = 65536 ;
private static int keySize = 256;
private byte[] ivBytes;
public String encrypt(String plainText) throws Exception {
byte[] saltBytes = salt.getBytes("UTF-8");
byte[] ivBytes = iv.getBytes("UTF-8");
IvParameterSpec iv = new IvParameterSpec(ivBytes);
// Derive the key
SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");
PBEKeySpec spec = new PBEKeySpec(password.toCharArray(), saltBytes, pswdIterations, keySize);
SecretKey secretKey = factory.generateSecret(spec);
SecretKeySpec secret = new SecretKeySpec(secretKey.getEncoded(), "AES");
//encrypt the message
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
cipher.init(Cipher.ENCRYPT_MODE, secret, iv);
// AlgorithmParameters params = cipher.getParameters();
// ivBytes = params.getParameterSpec(IvParameterSpec.class).getIV();
byte[] encryptedTextBytes = cipher.doFinal(plainText.getBytes("UTF-8"));
return new Base64().encodeAsString(encryptedTextBytes);
}
@SuppressWarnings("static-access")
public String decrypt(String encryptedText) throws Exception {
byte[] saltBytes = salt.getBytes("UTF-8");
byte[] encryptedTextBytes = new Base64().decodeBase64(encryptedText);
// Derive the key
SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");
PBEKeySpec spec = new PBEKeySpec(password.toCharArray(), saltBytes, pswdIterations, keySize);
SecretKey secretKey = factory.generateSecret(spec);
SecretKeySpec secret = new SecretKeySpec(secretKey.getEncoded(), "AES");
// Decrypt the message
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
cipher.init(Cipher.DECRYPT_MODE, secret, new IvParameterSpec(ivBytes));
byte[] decryptedTextBytes = null;
try {
decryptedTextBytes = cipher.doFinal(encryptedTextBytes);
} catch (IllegalBlockSizeException e) {
e.printStackTrace();
} catch (BadPaddingException e) {
e.printStackTrace();
}
return new String(decryptedTextBytes);
}
public static void main(String[] args) throws Exception {
AES aes = new AES();
String encrypt = aes.encrypt("Hello");
System.out.println("Encrypt "+encrypt);
// System.out.println("Decrypt "+aes.decrypt(encrypt));
// System.out.println(aes.decrypt("Z/UIpd9jPZB2RwkTWkPHkQ=="));
}
}
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