Note: Session open group servers provide transit encryption, but open group messages are not encrypted while stored on the server; closed groups (which can be created within Session itself) are a better solution for high-security communications with groups of 100 or less people.
certbot. (This package does not auto-configure such HTTPS certificates, but there are many online help pages on setting up such HTTPS support for a front-end web server).
TOKENwith the address to use in the room URL (which must consist of letters, numbers, underscores, or dashes), replace
NAMEwith the room name to display in Session and optionally replace
DESCRIPTIONwith a short description of the topic of the room.
SESSIONIDwith the Session ID you want to be an administrator