Explore the resurgence of Linux kernel security in this 33-minute conference talk from linux.conf.au. Delve into the Linux Hardening Project, new security modules like Landlock, SARA, and WhiteEgret, and the reasons behind the renewed focus on kernel security. Learn about efforts to fortify the kernel against attacks, advancements in access controls, and infrastructure changes including expanded security module stacking. Gain insights into integrity, TPMs, trusted boot, and other critical topics. Conclude with predictions for the future of Linux kernel security and identify areas that may require more attention. Discover opportunities to contribute to this evolving field of open-source development.