Month: July 2022

Fedora - unlock LUKS full disk encrypted system using USB stick

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Follow below steps to enable unlocking LUKS full disk encrypted system using key file stored on USB stick Format USB key with FAT32 filesystem. Generate random keyfile: dd if=/dev/urandom of=/path/to/usbdisk/keyfile bs=4096 count=1 Add key to luks volume: cryptsetup luksAddKey /dev/sda6 /path/to/usbdisk/keyfile Check USB partition disk UUID: lsblk /dev/sdb1 -o NAME,UUID XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX - UUID of LUKS… Continue reading Fedora - unlock LUKS full disk encrypted system using USB stick →

Fedora 36 - fix for issue with new kernel installation

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Sympthons: On UEFI Fedora 36 machines with long upgrade history (for instance starting from F25) you can encounter problem that after "dnf update kernel-core" new kernels are not being installed. Reason: When directory /boot/efi// is present, system is trying to install new kernel images into /boot/efi// instead of /boot/, which issues with /boot/efi/ overflow. Resoloution:… Continue reading Fedora 36 - fix for issue with new kernel installation →