public static void byteDESEncrypt(byte[] bKey, byte[] bData, out byte[] bResult)
{
try
{
MemoryStream outStream = new MemoryStream();
DESCryptoServiceProvider desProvider = new DESCryptoServiceProvider();
CryptoStream csMyCryptoStream;
byte[] bNullVector = new byte[] { 0, 0, 0, 0, 0, 0, 0, 0 };
bResult = new byte[8];
if (DESCryptoServiceProvider.IsWeakKey(bKey))
{
Log.Logger.MajorWarning("***DES Encrypt with weak key***");
for (int i = 0; i < 8; i++)
{
bResult[i] = bData[i];
}
return;
}
outStream = new MemoryStream(bResult);
desProvider.Mode = CipherMode.ECB;
desProvider.Key = bKey;
desProvider.IV = bNullVector;
desProvider.Padding = PaddingMode.None;
csMyCryptoStream = new CryptoStream(outStream, desProvider.CreateEncryptor(bKey, bNullVector), CryptoStreamMode.Write);
csMyCryptoStream.Write(bData, 0, 8);
csMyCryptoStream.Close();
}
catch (Exception ex)
{
throw new Exceptions.XEncryptError(ex.Message);
}
}
