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The Essential Eight, explained for Brisbane SMBs

Adam Dodds
Adam Dodds
18 June 2026 · 2 min read
The Essential Eight, explained for Brisbane SMBs

If you run a small or medium business in Brisbane, you’ve probably heard the term “Essential Eight” thrown around, often by an insurer, an auditor, or a nervous bookkeeper. Here’s what it actually means, without the jargon.

What the Essential Eight is

The Essential Eight is a set of eight baseline strategies from the Australian Cyber Security Centre (ACSC) designed to make it much harder for attackers to compromise your systems, and to limit the damage if they do. It’s become the de facto standard for Australian businesses, and increasingly something cyber insurers expect to see.

The eight strategies are:

1
Application control
Only approved software can run.
2
Patch applications
Keep your software up to date.
3
Configure Office macros
Block macros from running untrusted code.
4
User application hardening
Lock down browsers and apps against risky content.
5
Restrict admin privileges
Fewer admins means fewer ways in.
6
Patch operating systems
Keep Windows and servers current.
7
Multi-factor authentication
A second factor beyond the password.
8
Daily backups
Recover quickly after an incident.

Why it matters for a smaller business

There’s a myth that attackers only go after big targets. In reality, small businesses are attractive precisely because they’re often less defended. The Essential Eight isn’t about buying expensive tools. Most of it is about configuring what you already have properly, especially if you’re on Microsoft 365 Business Premium.

Where to start

You don’t implement all eight overnight. The right first move is an honest assessment of where you stand today, which controls are in place, which are partial, and which are missing. From there you work up through maturity levels in a sensible order, prioritising the gaps that carry the most risk for the least effort (MFA and backups are usually early wins).

If you’d like to know where your business sits against the Essential Eight, get in touch and we’ll walk you through it in plain English.

Adam Dodds
Adam Dodds

Adam leads the Itopia team in Brisbane, helping professional-services firms get secure, productive and confident with their technology, in plain English.

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