grub

3 articles

April 7, 2026·Tech

The Heart of the Engine: Kernel Hardening

Fortify the brain of Linux. Learn to use 'sysctl' to tune kernel parameters for maximum security. Master 'Anti-Spoofing', 'IP Forwarding' controls, and 'ASLR' (Address Space Layout Randomization). Protect the bootloader with GRUB passwords.

March 7, 2026·Tech

The Road to Readiness: Boot Sequence and Targets

How does Linux go from a dark screen to a fully functional server? Deconstruct the boot sequence. Understand the difference between BIOS and UEFI, the role of GRUB, and how systemd 'Targets' replace the old Runlevels.

January 15, 2026·Tech

The Linux Boot Process: Under the Hood of System Initialization

How does Linux start? Trace the journey from BIOS/UEFI to the Bootloader, through Kernel Initialization, and finally into systemd. Learn to troubleshoot boot failures and understand the 'initrd' magic.