Authentication

[robinsmidsrod]

You can use http://ipxe.org/cmd/login to ask for a username/password. Once that is done the entered username/password is stored in the variables and can be pushed to a server-side script using HTTPS and POST (if you want it to be kept secure) and based on what the server-side says you can return another iPXE script with your normal boot sequence. You can see how to do an HTTP POST here: http://ipxe.org/cmd/param