Azure Virtual Desktop Security Checklist for Australian Businesses

An Azure Virtual Desktop security checklist covers the identity, network, endpoint, data governance, and disaster recovery controls required to operate a secure AVD environment for Australian businesses. Mycelium 365 uses this checklist as the baseline configuration for every AVD deployment — ensuring Australian businesses meet Essential Eight alignment requirements and cyber insurance baseline controls from day one of their AVD environment.

Identity and access security checklist for AVD

Identity is the perimeter in AVD. Every session begins with an Entra ID sign-in, so identity gaps are the fastest route to a compromised desktop estate.

• ✓ Entra ID Conditional Access enforced for all AVD users — requires MFA and a compliant device before a session starts. Without it, a stolen password is a working desktop.
• ✓ Privileged access managed — no Global Admin accounts used for day-to-day AVD administration. Standing admin rights turn one phished account into tenant-wide control.
• ✓ Just-in-time access via Privileged Identity Management for host pool administration, so elevation is time-boxed and audited.
• ✓ Guest and external access reviewed — no external identities holding host pool access. Contractor accounts routinely outlive the engagement.
• ✓ Break-glass emergency accounts created, excluded from Conditional Access, and alerted on every use.
• ✓ Sign-in risk policies configured so risky sign-ins are blocked or challenged automatically.
• ✓ Password hash sync or pass-through authentication in place — legacy authentication bypasses MFA entirely.
• ✓ Entra ID Identity Protection licensed and enabled (requires Entra ID P2).

Most Australian AVD environments we inspect are missing at least three of these eight controls at initial assessment.

Network security checklist for AVD

• ✓ Dedicated Azure Virtual Network for AVD host pools — not shared with other production workloads, so lateral movement is contained.
• ✓ Network Security Groups on the AVD subnet — inbound RDP from the internet blocked, only the Azure Virtual Desktop service tag permitted.
• ✓ Private Link or service endpoints for storage access — no public endpoint exposure on profile or data storage accounts.
• ✓ Azure Firewall or a third-party NVA filtering outbound traffic, so a compromised session host cannot freely reach command-and-control infrastructure.
• ✓ RDP Shortpath enabled — improves performance and reduces latency for Australian users on Azure Australia East.
• ✓ No public IP addresses on session host VMs.
• ✓ Azure Private DNS zones used for internal name resolution.

Network misconfiguration is the most common AVD security finding in Australian SMB environments — specifically NSG rules that allow direct RDP from the internet, usually left behind after a pilot deployment and never removed.

Want a free AVD security assessment against this checklist? Book a free AVD review → — we will run through all five sections and identify your gaps in one session.

Endpoint and session host security checklist for AVD

• ✓ Microsoft Defender for Endpoint deployed on all session hosts — never excluded from endpoint protection because of perceived performance cost.
• ✓ Windows Update managed via Intune or Azure Update Management — session hosts patched within 14 days of release, matching the Essential Eight requirement.
• ✓ Hardened golden image used for session hosts rather than default Azure marketplace images.
• ✓ Application control configured so only approved applications execute in sessions.
• ✓ USB and peripheral redirection restricted to approved device classes only.
• ✓ Screen capture protection enabled to prevent session content being captured by unauthorised applications.
• ✓ Watermarking enabled on sensitive deployments to deter unauthorised screenshot distribution.
• ✓ Session timeout policies configured — idle sessions disconnected after 15 minutes, disconnected sessions signed off after 2 hours.

Because session hosts are non-persistent in most deployments, hardening the image is the single highest-leverage control here: every user gets the same verified baseline at every sign-in.

Data governance checklist for AVD

• ✓ FSLogix profile containers in Azure Files behind a private endpoint — never reachable from the public internet.
• ✓ Storage account access restricted to the AVD subnet via network rules.
• ✓ Microsoft Purview sensitivity labels applied to data accessed through AVD sessions.
• ✓ DLP policies configured to prevent sensitive data being copied to personal devices during sessions.
• ✓ Azure Backup configured for FSLogix profile containers — daily backup, 30-day retention minimum.
• ✓ OneDrive Known Folder Move enabled so user documents are backed up to OneDrive rather than living only inside a profile container.
• ✓ Data residency confirmed — all storage accounts in Azure Australia East or Australia Southeast.

For Australian businesses handling sensitive client data — legal, financial, medical — this is the most critical section of the checklist, and DLP policies preventing data exfiltration during remote sessions are the control that matters most. A virtual desktop removes data from the endpoint, but only if clipboard and drive redirection are governed.

Disaster recovery checklist for AVD

• ✓ Host pool recovery documented — the procedure for rebuilding session hosts from the golden image is tested quarterly.
• ✓ FSLogix profile container backup tested — recovery verified by actually restoring, not by a backup job showing green.
• ✓ Azure Site Recovery configured for critical session hosts where applicable.
• ✓ RTO and RPO documented and agreed with the business — AVD recovery time objectives typically land at 4–8 hours for SMB environments.
• ✓ Runbook created for an AVD outage — step-by-step recovery procedure stored and accessible outside the AVD environment itself.
• ✓ Alternative access method documented — what users do while AVD is unavailable, whether local device fallback or mobile access.
• ✓ DR test completed annually — a full simulated outage with measured recovery.

Search demand confirms this is an underserved area: the query "avd disaster recovery tools" appeared at position 15 this week with 11 impressions and zero clicks, which tells us Australian businesses are looking for AVD recovery guidance and not finding practical answers.

How Mycelium 365 assesses and manages AVD security for Australian businesses

Every new AVD deployment we run begins with an assessment against this five-section checklist, so gaps are closed before users are onboarded rather than discovered during an incident. Ongoing AVD security monitoring, patching, and control review are then delivered as part of our managed Azure service, alongside our broader Azure Expert MSP capability. Delivery is remote across Australia, with on-the-ground resources where onsite work is needed. If you are still planning your deployment, start with our guide to Azure Virtual Desktop for the modern workplace, then get in touch for a review of your environment.