Microsoft 365 Security Reviews & Hardening

Improve Microsoft 365 security with practical reviews, hardening, and guidance.

Microsoft 365 is powerful, but many environments are not configured securely by default. XZ IT Solutions helps businesses review and improve Microsoft 365 security across identity, email, devices, applications, file sharing, and administrative access.

We focus on practical improvements that reduce real-world risk, including MFA enforcement, Conditional Access, privileged access, email protection, endpoint security, SharePoint access, and secure configuration baselines.

Microsoft 365 Security Areas Reviewed

Identity and MFA

Review MFA coverage, authentication methods, risky users, legacy authentication, and sign-in protection.

Conditional Access

Evaluate policies for user risk, location, device compliance, admin protection, and cloud application access.

Privileged Access

Review admin accounts, role assignments, break-glass accounts, least privilege, and privileged access workflows.

Email Security

Review Microsoft Defender for Office 365, anti-phishing, anti-spam, safe links, safe attachments, quarantine, SPF, DKIM, and DMARC.

Endpoint and Device Security

Review Intune, device compliance, endpoint protection, encryption, patching, and security baselines.

SharePoint and OneDrive Security

Review external sharing, sensitive data access, guest users, permissions, and data protection controls.

Enterprise Applications

Review third-party applications, consent permissions, stale apps, risky integrations, and access assignments.

Deliverables

Microsoft 365 security findings summary
Prioritized remediation roadmap
Identity and access review
Enterprise application review
Email security recommendations
SharePoint and data access recommendations
Executive summary for leadership