title: Sharing session between two different web browser
body: <p>I want to make a <strong>PHP web application</strong> in which on a single PC there can only be one authentication session at a time i.e. <strong>User A</strong> login using <em>Firefox</em>, but <strong>User B</strong> cannot login using <em>IE</em> on the same PC</p>
  
  <p>Of what i googled session sharing between browsers can not be done if asked from server side </p>