private void btnCheck_Click(object sender, EventArgs e) { string hint = Crypto.Decrypt(Crypto.getRegistry("KeyName"), Crypto.getSerialMB()); if (string.Equals(hint, Crypto.getSerialPC())) { MessageBox.Show("OK"); } else { MessageBox.Show("NO"); } }
private void btnGenKey_Click(object sender, EventArgs e) { if (string.IsNullOrEmpty(ShopMS.Properties.Settings.Default.serialMB)) { ShopMS.Properties.Settings.Default.serialMB = Crypto.getSerialMB(); } if (string.Equals(ShopMS.Properties.Settings.Default.serialMB, Crypto.getSerialMB())) { string password = Crypto.getSerialMB(); string hint = Crypto.getSerialPC(); txtGenKey.Text = Crypto.Encrypt(hint, password); } else { MessageBox.Show("Expired!"); } }