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#linux
2 posts tagged with this topic.
Blocking websites at the kernel layer on Linux — without a setuid binary
How I designed a per-user, system-wide website blocker that catches even raw-IP curl, while keeping a single narrow privileged surface and zero setuid bits.
GRUB: what is it?
What a bootloader actually does, and how GRUB fits into the Linux boot process from BIOS/POST through MBR to the login screen.