Kali Linux 2026.1 ships BackTrack mode, eight new tools, and a kernel upgrade to 6.18 Penetration testers running Kali Linux have a new release to work with. Version 2026.1 delivers the annual theme refresh, a new BackTrack-inspired mode in kali-undercover, eight tools added to the network repositories, a kernel bump to 6.18, and several Kali NetHunter changes. 2026 theme refresh Each year’s first Kali release brings a visual overhaul, and 2026.1 follows that pattern. The new theme covers the boot menu, installer, login display, and desktop, along with a fresh set of wallpapers. The Kali Purple variant also receives updated artwork. The boot animation received a fix specific to live images. Previously, the animation got stuck at the beginning and displayed only the tail. It now plays…