https://github.com/dan-j-d/kblocker

Linux Kernel-level internet blocker with PGP-encrypted keys. Block distracting sites, then remove your own ability to disable it by encrypting the unblock key to trusted recipients and erasing it from kernel memory. Uses netfilter SNI inspection, /etc/hosts null-routing, and chattr +i file hardening.

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Last synced: 18 Jun 2026