Most Irish Businesses Think Their Microsoft 365 Is Secure - Until It’s Too Late
Cybercriminals exploit hidden misconfigurations every day. Find out where your gaps are –
before they find you.
A free expert guide for CTOs, CROs, and CEOs who want full visibility and control over their Microsoft 365 security posture.
“The 10 Hidden Gaps in Microsoft 365 Security”
Based on real security audits across Irish enterprises.
Uncover the 10 most common Microsoft 365 security gaps – and practical steps to close them fast.
No spam. Just trusted insight from Ireland’s Microsoft security specialists.
What You’ll Learn
Inside the guide, you’ll discover how to:
⬤ Identify misconfigurations that silently expose your data
⬤ Apply the principle of least privilege to Microsoft 365 access
⬤ Strengthen MFA, DLP, and endpoint protection
⬤ Control shadow IT and third-party app risk
⬤ Automate response with Microsoft Sentinel and Defender
⬤ Embed security awareness across your organisation
Bonus: Includes a self-assessment checklist based on Microsoft Secure Score.
Why It Matters
Out-of-the-box Microsoft 365 protection only goes so far.
Misconfigured permissions, guest access, and shared data can leave your business open to breach – even if you think you’re secure.
In 2024, nearly half of all Irish cyber incidents originated from gaps in Microsoft 365 security.
Don’t assume you’re covered. Verify it.
Trusted by Ireland’s Leading Enterprises
From finance to healthcare to logistics, Nostra helps Irish organisations secure their Microsoft 365 environments with confidence.
About Nostra
Nostra is Ireland’s trusted Managed Service Provider for enterprise IT, cloud, and cybersecurity.
Our Microsoft-certified experts help organisations across Dublin, Cork, Galway, and Belfast strengthen their security posture – combining local understanding with global best practice.
Ready to uncover your hidden risks?
Join hundreds of Irish enterprises using this free guide to strengthen their Microsoft 365 defences.
Nostra is Ireland’s trusted managed services partner, helping enterprises secure, scale, and succeed with technology. This resource is designed exclusively for executives seeking clarity on AI’s risks and opportunities.