https://wiki.eclipse.org/Jetty/Howto/Configure_SSL
https://www.digitalocean.com/community/tutorials/java-keytool-essentials-working-with-java-keystores
https://docs.oracle.com/javase/6/docs/technotes/tools/windows/keytool.html
This procedure is performed at a command prompt with full Administrator (Windows) or root (Linux/Unix) permissions.