Secureboot - Fedora Project WikiThis page was last edited on 13 February 2020, at 13:39. What is Secure boot? Secure boot is a setup using UEFI firmware to check cryptographic signatures on the boot-loader and associated OS kernel to ensure they have not been tampered with or bypassed in the boot process. Secure boot activates a lock-down mode in the Linux kernel which disables various features kernel functionality: Loading kern
