What zero-downtime patching means
We schedule and deploy all patches out of business hours — staff come in the next morning to fully updated devices with zero productivity disruption.
✓Microsoft Intune patch policy deployment — all Windows devices managed centrally
✓Application patching — browsers, Office apps, Adobe Reader, third-party software
✓Out-of-hours deployment — patches applied 10pm–4am or weekends
✓Patch compliance reporting — every device, every patch, status dashboard
✓Failed patch investigation and remediation
✓Exclusion management — business-critical applications tested before patching
✓Microsoft Defender signature updates — continuous, no scheduling required
✓Monthly patch cycle aligned to Microsoft Patch Tuesday
✓Emergency patching for critical CVEs within 48 hours (Essential Eight ML2)
What happens without structured patching?
✓43% of Australian SMBs experience a cyber incident annually
✓Most incidents exploit known vulnerabilities — patched software removes the vector
✓Unpatched devices = failed Essential Eight = no cyber insurance
✓ACSC reports most ransomware incidents involve unpatched systems
Compliance outcome
De4sec patch management satisfies the Patch Applications and Patch Operating Systems controls of the Essential Eight at both ML1 and ML2.
