CmisSync.Auth.Crypto.WindowsDeobfuscate C# (CSharp) Метод

        private static string WindowsDeobfuscate(string value)
        {
            #if __MonoCS__
                // This macro prevents compilation errors on Unix where ProtectedData does not exist.
                throw new ApplicationException("Should never be reached");
            #else
            try
                {
                    byte[] data = Convert.FromBase64String(value);
                    //Decrypt the data using DataProtectionScope.CurrentUser.
                    byte[] uncrypt = ProtectedData.Unprotect(data, GetCryptoKey(), DataProtectionScope.CurrentUser);
                    return System.Text.Encoding.UTF8.GetString(uncrypt);
                }
                catch (Exception e)
                {
                    if (e is CryptographicException || e is FormatException)
                    {
                        Console.WriteLine("Your password is not obfuscated yet.");
                        Console.WriteLine("Using unobfuscated value directly might be deprecated soon, so please delete your local directories and recreate them. Thank you for your understanding.");
                        return value;
                    }
                    else
                    {
                        throw;
                    }
                }
            #endif
        }