openssl req -new -newkey rsa:2048 -days 365 -nodes -x509 -keyout key.pem -out cert.pem -sha256
Note: I’m in the process of redesigning the site, certain things might be broken.
openssl req -new -newkey rsa:2048 -days 365 -nodes -x509 -keyout key.pem -out cert.pem -sha256