Case Study 1: Healthcare Sector

Organization Overview

• Sector: Healthcare
• Location: New Delhi
• Employees: 250 Users
• IT Environment: Legacy Exchange Server 2013, on-premises infrastructure, limited endpoint (AirWatch) for Mobile Devices) and Proof Point for email security.

Outcomes & Benefits

• Security – Enhanced protection against email-based threats and data breaches
• Compliance – Alignment with industry standards
• Productivity – Improved collaboration via Teams and Outlook.
• Mobility – Secure access to resources from any device
• Cost Efficiency – Reduced infrastructure and security incident costs

Challenges & Solutions

• Legacy systems integration – Hybrid Exchange deployment
• User resistance to change – Training and support programs
• Email threat landscape – Defender ATP policies

Project Objectives

• Modernize email and collaboration by migrating to Microsoft 365.
• Strengthen identity and endpoint security using EMS and BitLocker.
• Protect against advanced email threats using Microsoft Defender for Office 365 (ATP).
• Ensure compliance with Indian health data protection regulations.

Migration Strategy
Exchange 2013 to Microsoft 365

Assessment & Planning

• Inventory of mailboxes and public folders.
• Network and bandwidth evaluation.
• Identification of compliance and retention policies.

Migration Execution

• Hybrid Deployment: Exchange 2013 co-existence with M365 for phased migration.
• Azure AD Connect: For identity synchronization.
• Mailbox Migration: Staged migration using Exchange Admin Centre and PowerShell scripts.
• Cutover Strategy: Final switch after successful pilot testing.

Post-Migration

• Validation of mailbox integrity.
• Decommissioning of Exchange 2013.
• Provided End user manuals for Teams, and OneDrive.

EMS Implementation

• Components Deployed
• Azure Active Directory Premium P1
• Conditional Access policies.
• Multi-Factor Authentication (MFA).