title: add or create 'Subject Alternative Name' field to self-signed certificate using makecert
body: <p>How can I create a certificate using <code>makecert</code> with a 'Subject Alternative Name' field ?</p>
  
  <p><img src="https://i.stack.imgur.com/91nKz.jpg" alt="enter image description here"></p>
  
  <p>You can add <em>some</em> fields eg, 'Enhanced Key Usage' with the -eku option and I've tried the -san option but makecert doesn't like it.</p>
  
  <p>This is a self-signed certificate so any method that uses IIS to create something to send off to a CA won't be appropriate.</p>