HTcZDDUX

1private const string AesIV256 = "IVFBWjJXU1gjRURDNFJGVg==";
2        private const string AesKey256 = "ZzRtNDNuY3J5cHRrM3kuLi4=";//"UzNtM25jcnlwdGszeS4uLg==";
3
4
5
6        public static string Encrypt(string text)
7        {
8            var sToEncrypt = text;
9            var rj = new RijndaelManaged()
10            {
11                Padding = PaddingMode.Zeros,
12                Mode = CipherMode.ECB,
13                KeySize = 256,
14                BlockSize = 256
15            };
16
17
18            var key = Convert.FromBase64String(AesKey256);
19            var IV = Convert.FromBase64String(AesIV256);
20
21            var encryptor = rj.CreateEncryptor(key, IV);
22
23            var msEncrypt = new MemoryStream();
24            var csEncrypt = new CryptoStream(msEncrypt, encryptor, CryptoStreamMode.Write);
25
26            var toEncrypt = Encoding.UTF8.GetBytes(sToEncrypt);
27
28            csEncrypt.Write(toEncrypt, 0, toEncrypt.Length);
29            csEncrypt.FlushFinalBlock();
30
31            var encrypted = msEncrypt.ToArray();
32
33            return (Convert.ToBase64String(encrypted));
34        }
35	
36private final static String SecretKey  = "g4m43ncryptk3y..";
37public CryptoHelper() {
38    //ivspec = new IvParameterSpec(Base64.decode(ivector.getBytes(),Base64.DEFAULT));
39    keyspec = new SecretKeySpec(SecretKey.getBytes(), "AES");
40
41
42    try {
43        cipher = Cipher.getInstance("AES/ECB/ZeroBytePadding");
44    } catch (NoSuchAlgorithmException e) {
45        // TODO Auto-generated catch block
46        e.printStackTrace();
47    } catch (NoSuchPaddingException e) {
48        // TODO Auto-generated catch block
49        e.printStackTrace();
50    }
51}
52	
53private byte[] decryptInternal(String code) throws Exception {
54    if (code == null || code.length() == 0) {
55        throw new Exception("Empty string");
56    }
57
58    byte[] decrypted = null;
59    byte[] newDecrypted=null;
60    try {
61
62        cipher.init(Cipher.DECRYPT_MODE, keyspec);
63        //decrypted = cipher.doFinal(Base64.decode(code,Base64.DEFAULT));
64        decrypted= Base64.decode(code,Base64.DEFAULT);
65        newDecrypted= cipher.doFinal(decrypted);
66
67    } catch (Exception e) {
68        throw new Exception("[decrypt] " + e.getMessage());
69    }
70    return newDecrypted;
71}