2025 / Microsoft 365 / M365-SEC-001

Microsoft 365 Security Baseline

Security baseline for Microsoft 365 identity, access, email, device, and collaboration controls.

วัตถุประสงค์

Establish a practical Microsoft 365 security baseline that reduces common identity, email, and collaboration risks.

บริบทลูกค้า

The customer wanted a controlled hardening path without interrupting daily productivity for business users.

ขอบเขตงาน

  • Tenant security review
  • Conditional Access and MFA recommendations
  • Exchange Online protection settings
  • SharePoint, OneDrive, and Teams control review
  • Defender portal configuration guidance

แนวทางส่งมอบ

Baseline changes were grouped by impact and rollout sequence so administrators could adopt controls in measured stages.

ผลลัพธ์

The environment moved toward stronger default protections with a clearer operating model for ongoing security review.

หลักฐานการส่งมอบ

Assessment notes, prioritized configuration backlog, and administrator handover materials were prepared.