title: create p12 certificate in windows for apple push notification
body: <p>I'm doing push notification (server side) for iPhone in c#. I have "developer_Push_SSL_certi.cer" file.</p>
  
  <ol>
  <li>How can i create .p12 certificate from .cer file? or i have to install the above .cer file in my PC?</li>
  <li>what is the required file to send push notifications in server side(c#).</li>
  </ol>
  
  <p>Please guide me guys, what is the certification process required for APN (server side) in windows.</p>