openssl req -x509 -nodes -days 3650 -newkey rsa:4096 -keyout /etc/ssl/private/theos.key -out /etc/ssl/certs/theos.crt -subj "/C=DE/ST=NRW/L=BRA/O=NONE/CN=localhost" -addext "subjectAltName = IP:10.1.0.3"