IPFire is a hardened Linux appliance distribution designed for use as a firewall. It offers corporate-level network protection for anyone who needs it, from home users all the way up to large corporations, school networks and authorities. IPFire focusses on security, stability and ease of use. A variety of add-ons can be installed with a single click, to add more features to the base system. This latest release IPFire 2.15 Core Update 86 brings various security fixes across several packages, hence its recommended that you install this update as soon as possible and to execute a reboot afterwards.