Securely sandboxes processes to containers using built-in Linux capabilities. More information: https://manned.org/firejail.
sudo firecfg
firejail {{firefox}}
firejail --net={{eth0}} --ip={{192.168.1.244}} {{/etc/init.d/apache2}} {{start}}
firejail --list
firejail --netstats
firejail --shutdown={{7777}}
firejail --seccomp --private --private-dev --private-tmp --protocol=inet firefox --new-instance --no-remote --safe-mode --private-window
/etc/hosts file):firejail --hosts-file={{~/myhosts}} {{curl http://mysite.arpa}}