prerequisites 

• ESA Installed
• fqdn (esa.company.com for example) 
• valid SSL Certificates for above fqdn (can be self signed) 

Installing nginx on windows

1. Download nginx for windows via http://nginx.org/en/download.html
2. Download nssm for windows via https://nssm.cc/download
3. unpack nginx and place it in a logic location (C:\nginx or C:\Program Files\nginx for example)
4. open command prompt and run nssm.exe install
5. browse to the nginx.exe location (step 3) 
6. fill in a service name (nginx for example)
   
7. go to the details tab 
8.  set the startup type to "Automatic  (Delayed start)
9. Click on install service
   
10. open the nginx.conf file (%nginx-directory%/conf/nginx.conf)
11. add the following to the bottom of this config file:
    
        # HTTPS server

        #

        server {

            listen       443 ssl;

          server_name  esa.company.com;

    
    

            ssl_certificate      "C:\path\to\certificate.pem";

            ssl_certificate_key  "C:\path\to\certificate-privatekey.pem";

    
    

            ssl_session_cache    shared:SSL:1m;

           ssl_session_timeout  5m;

    
    

            ssl_ciphers  HIGH:!aNULL:!MD5;

            ssl_prefer_server_ciphers  on;

    
    

           location / {

    proxy_pass https://127.0.0.1:8001;

    
    

        }

    
    

    }

12. change the paths to the certificates and chance the proxy_pass ip-adress to that of the ESA Core service if not installed on the same machine. 
13. start the nginx service. 

Adding a stand-alone computer 

1. In the ESA Web Console, click Components > Invitations.
2. Click Create invitation....
3. Enter an invitation name, expiration time and usage count. Click Create.
   
   
4. The invitation details displays. To save the details to a text file or to copy elsewhere, click Copy data to clipboard.
   
   
5. Start the ESA installation on the desired stand-alone system
6. When prompted, click Select components,  select the desired components
   
7. Paste the invitation data generated during step 4 in the "invitation data" box.
   
8. change the "server=" variable from  local hostname to the fqdn (esa.company.com)
9. click next to finish installation.