Released two weeks ago, pfSense 2.4 is a major update to the BSD-based firewall software that introduces an all-new installer based on bsdinstall with built-in ZFS support, revamped Captive Portal to work without multiple instances of the IPFW stateful firewall, support for UEFI machines, as well as support for multiple types of partition layouts like GPT and BIOS. pfSense 2.4 also introduces support for Netgate ARM devices, such as SG-1000, support for OpenVPN 2.4, Negotiable Crypto Parameters (NCP), dual stack/multihome, and numerous other improvements. Now, the first point release, pfSense 2.4.1, is already out to patch the system against the infamous WPA2 KRACK (Key Reinstallation Attack) security vulnerability.