public static string RsaDecryptHex(string text, string privateKey)
{
try
{
using (RSACryptoServiceProvider crypto = new RSACryptoServiceProvider(1024))
{
crypto.FromXmlString(privateKey);
byte[] bytes = ConvertUtil.HexStringToBytes(text);
byte[] results = crypto.Decrypt(bytes, true);
return(Encoding.UTF8.GetString(results));
}
}
catch
{
return(null);
}
}
public static string AesDecryptHex(string text, string key)
{
try
{
using (RijndaelManaged rm = new RijndaelManaged())
{
rm.Key = Encoding.UTF8.GetBytes(key);
rm.Mode = CipherMode.ECB;
rm.Padding = PaddingMode.PKCS7;
using (ICryptoTransform cTransform = rm.CreateDecryptor())
{
byte[] bytes = ConvertUtil.HexStringToBytes(text);
byte[] results = cTransform.TransformFinalBlock(bytes, 0, bytes.Length);
return(Encoding.UTF8.GetString(results));
}
}
}
catch
{
return(null);
}
}
