Tag: networking

OpenCanary: Honeypots for Your Home Lab

A honeypot sits quietly on your network pretending to be valuable. Touch it and you've found an intruder. Deploy OpenCanary in Docker, dead simple.

Pi-hole vs AdGuard Home: Block Ads for Your Whole Network

Browser ad blockers miss half the ads. DNS blocking kills them everywhere — TV, phone, game console, everything. Pi-hole vs AdGuard Home: here's which one to run.

nftables: Modern Linux Firewalling

iptables is being phased out. nftables is faster, cleaner, and already the default on modern Linux. Here's how to actually use it without wanting to quit.

Suricata vs Snort: Network Intrusion Detection That Actually Works

Snort invented network intrusion detection. Suricata multi-threaded its way past it. Here's how to set up real IDS/IPS on your home lab and actually understand what it's telling you.

Sysctl Tuning: The Linux Kernel Settings Nobody Told You About

Linux ships with conservative kernel defaults. These sysctl settings tune your server for networking, memory, and file I/O — with explanations, not just paste-and-pray values.

WireGuard Is Fast, But You're Leaving Performance on the Table

WireGuard is fast out of the box, but default config leaves throughput on the table. Tune MTU, use the kernel module, and benchmark what you actually get.

Cloudflare Tunnels: The Zero-Port-Forward Guide to Exposing Your Services

No port forwarding, no DDNS drama. Cloudflare Tunnels advanced config: multiple services, Access policies, origin TLS, and what Cloudflare can actually see.

Fail2ban vs CrowdSec: Blocking the Bots Actually Smartly

Fail2ban bans IPs that attack you. CrowdSec bans them before they attack you, using community threat intelligence. Here's how to set up both and why you might want both.

Sysctl Tuning: The Linux Kernel Knobs That Actually Matter

Your Linux box has hundreds of kernel knobs in /proc/sys that nobody ever touches. Most don't matter — here are the handful that actually improve a Docker host.

Tailscale Deep Dive: Mesh Networking That Actually Works

Tailscale takes WireGuard's speed and wraps it in a control plane that handles key exchange, routing, and ACLs automatically. Here's everything beyond 'tailscale up'.

WireGuard vs OpenVPN 2026: It's Not Even Close

OpenVPN is the battle-tested workhorse. WireGuard is everything VPNs should have been from the start. In 2026, here's which one you should actually use.

Docker Networking Demystified

Docker networking confuses everyone at first. Here's the practical breakdown of bridge, host, overlay, and macvlan — with real Compose examples.