$ grep -l "tag:linux" writing/
tag: linux.
8 pieces tagged linux, newest first. The full taxonomy is on the tag index.
2026·06·10
Parental Controls on Windows, macOS, ChromeOS and Linux Configure built-in parental controls on every major operating system — screen time limits, content filtering, app restrictions, activity reports — plus browser, gaming platform and mobile device controls. tutorial · defence · parental-controls · windows · macos · chromeos · linux · families · parenting
26 min
2026·05·12
Configure Fail2Ban: Protecting Linux Services from Brute Force Install and configure Fail2Ban on Ubuntu to protect SSH, Apache and other services with rate-limiting and IP banning. tutorial · defence · fail2ban · linux · hardening · ssh
10 min
2026·01·21
Configure psad: Detecting Port Scans on Linux Install and configure psad on Ubuntu to detect and optionally block network port scans using iptables log analysis. tutorial · defence · psad · linux · hardening · intrusion-detection
9 min
2025·12·08
Building a Honeypot with T-Pot on Ubuntu I have run honeypots since 1998. T-Pot bundles a dozen of them behind a single dashboard and turns passive observation into actionable intelligence. tutorial · defence · honeypot · t-pot · threat-intelligence · linux · hardening
15 min tutorial
2025·10·14
Full-Disc Encryption with LUKS on Ubuntu If someone takes your machine, encryption is the difference between a hardware loss and a data breach. LUKS makes it a checkbox at install time. tutorial · privacy · luks · encryption · linux · hardening
10 min tutorial
2025·09·22
Setting Up Unattended Security Upgrades on Ubuntu Most Linux servers that get compromised had a patch available weeks before the breach. Unattended-upgrades applies security fixes while you sleep. tutorial · defence · patching · linux · hardening · ubuntu
8 min tutorial
2025·08·11
Setting Up WireGuard VPN on Ubuntu WireGuard is the VPN that replaced everything else on my network. Server setup, client configuration, DNS leak prevention, and kill switches. tutorial · defence · wireguard · vpn · linux · hardening · privacy
13 min tutorial
2025·06·15
Configuring UFW Firewall Rules on Ubuntu UFW is the sane front-end to iptables. This tutorial covers default-deny policies, service rules, rate limiting, logging, and the Docker gotcha that breaks all of it. tutorial · defence · ufw · linux · hardening · firewall
9 min tutorial
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