Secure Ubuntu Server setup with Tailscale-only access, firewall hardening, and self-hosted dev tools.
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Updated
Jan 29, 2026
Secure Ubuntu Server setup with Tailscale-only access, firewall hardening, and self-hosted dev tools.
A Serviceless port-knocking based on nft tables filter with non deterministic knocking schema.
Debian 12 cloudflare only using nft tables
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