We can add Etherpad to Security Onion to allow us to take notes during investigations and share those with our team.
Simply run the following commands from a fresh Security Onion install (master server/or standalone):
sudo bash ./install_etherpad
Follow the prompts.
You should then be able to access Etherpad at the destination defined in the setup script.
Be sure to configure DNS or client hosts file(s) with the appropriate information and then run so-allow and allow port 443 for analysts: