You should remove your Demo CA's self-signed certificate from your Web browser, both to avoid confusion in real use of your
               browser, and to enable this tutorial to be run again if required. 
               	 
            
 
            	 
            Note: These steps are applicable if you are using Internet Explorer (version 9); steps required for other versions of Internet Explorer
               or other browsers may differ. 
               	 
            
            	 
             
               		
               - In Internet Explorer, click 
                  		  Tools > 
                  		   Internet Options > 
                  		  Content > 
                  		  Certificates. 
                  		
               
- Click the 
                  		  Trusted Root Certification Authorities tab, locate your Demo CA's certificate (the Common Name, not the organization name), then remove it. 
                  		
               
- Close the browser and re-open it.