Security
9 min read
Business Email Compromise: what it actually looks like
No malware, no hacking skill required — and it's one of the most costly threats facing small businesses today. How BEC actually plays out, and the process changes that stop it.
Linux & Servers
10 min read
Self-hosting email in 2026: is it actually worth it?
Self-hosted mail is trending again in self-hosting circles. An honest look at what running your own mail server actually involves, and why deliverability keeps getting harder.
Linux & Servers
10 min read
VLAN network segmentation for homelabs: the why and how
A vendor-agnostic, technically deep guide to why a flat network is a liability, how 802.1Q tagging actually works, and a practical segmentation model you can adapt.
.au Domains
8 min read
Your .au domain won't renew if your ABN has lapsed — here's what changed
From 20 May 2026, auDA checks your ABN or ACN is active every renewal, not just occasionally. What the change means, what happens if the check fails, and how to get ahead of it.
.au Domains
8 min read
Does your product or service need its own registered business name to get a matching domain?
A common misconception about .au eligibility: that a domain must match a registered business name. It doesn't. What the rules actually allow, and when registering a name separately is still worth it.
Security
9 min read
SSL certificate lifespans are shrinking — here's what that means for you
Certificate validity is dropping on a fixed schedule to 47 days by 2029. Why it's happening, what breaks if you're not automated, and the checklist to get ahead of it.
.au Domains
9 min read
DNS records explained: a plain-English guide for Australian domain owners
What DNS records actually do — A, AAAA, CNAME, MX, TXT, NS and SOA — plus TTL, the truth about "propagation", and the mistakes that quietly break websites and email.
Development
7 min read
What is an API? A plain-English explainer
APIs power most of the internet — but what are they, exactly? What they are, how they work, and a real example using Zindle's HTML-to-PDF conversion API.
Hosting
10 min read
Migrating a WordPress site to a new host without downtime
The step-by-step process for testing your site fully on the new server before DNS ever changes — so visitors never see a broken site during the move.
Linux & Servers
11 min read
SPF, DKIM and DMARC explained: email authentication for Australian businesses
What each record does, how to set them up correctly, the right order to implement them, and how to test that everything is working — including common mistakes that break legitimate email.
Linux & Servers
10 min read
Hardening a fresh Ubuntu 24.04 VPS: the checklist I actually use
The steps that matter after provisioning a new VPS — SSH hardening, UFW firewall, fail2ban, and unattended-upgrades. Written from real production practice, not a tutorial blog.
AI Development
8 min read
What AI-assisted web development actually means for your project budget
Where AI tools genuinely accelerate delivery, where they don't, and what to ask any developer who claims to use them — a straight assessment from someone who does.
Hosting
7 min read
cPanel shared hosting vs VPS: which do you actually need?
Most businesses asking this question need cPanel hosting. This guide walks through the real differences, the management overhead nobody talks about, and a plain decision table.
.au Domains
6 min read
.au domain eligibility explained: who can register what in Australia
A plain-English breakdown of auDA's eligibility rules for .com.au, .net.au, .org.au, and the direct .au — including common registration mistakes and what changed in 2022.
