private void MainForm_Load(object sender, EventArgs e)
        {
            var config = new Configuration
            {
                BaseApiUrl    = "https://acs.sersoftin.xyz/",
                PublicKeyHash =
                    new byte[]
                {
                    0x9F, 0x71, 0x41, 0x48, 0x67,
                    0x18, 0x73, 0xCE, 0x77, 0x1B,
                    0xE6, 0x14, 0x0C, 0x25, 0x22,
                    0xB1, 0x4D, 0xDA, 0xF5, 0x12
                },
                ProductId = 1,
                HashSalt  = "TestHash"
            };

            _acc = new AccessControl(config);

            ProductsCombobox.DataSource = _acc.GetProducts();

            ProductsCombobox.DisplayMember = "Name";
            ProductsCombobox.ValueMember   = "Id";
        }