private void button7_Click(object sender, EventArgs e)
{
/* encrypt Service Request message and send it to Service Server.
* show the message on display.
* */
f.printProcess("\n\nCreate request message and ecnrypt the message using Key CS (Scenario 14, 15)", ncolor);
encMessage = secCol.encryption(secCol.getBit(p.getServiceName()), tabCol, p.getCSKey(), f);
textBox11.Text = p.getServiceName();
textBox12.Text = encMessage;
button2.Enabled = true;
button7.Enabled = false;
mainPage.setFlag(14);
mainPage.setFlag(15);
}