public static void WriteAllBytes(string path, byte[] bytes, string key, string iv)
{
var bs = DESUtil.Encrypt(bytes, key, iv);
File.WriteAllBytes(path, bs);
}
public static void WriteAllText(string path, string text, string key, string iv)
{
var bs = DESUtil.Encrypt(text, key, iv);
File.WriteAllText(path, bs);
}