1. Introduction and Architecture
Overview of Microsoft Graph API and its role in managing Exchange Online
Understanding the Graph API permissions model with focus on Exchange scopes
Differences between REST-based Graph API and Exchange Web Services (EWS)
Registering and configuring Azure AD apps for Exchange Online API access
2. Authentication and Authorization
OAuth 2.0 client credential and delegated flows for Exchange Online
Managing application vs. delegated permissions specific to mailbox access
Handling consent and least privilege principles for Exchange data
3. Working with Mailboxes via Graph API
Using Microsoft Graph's Mail API to access user mailboxes, read, create, update, delete emails
Managing folders, message rules, and mailbox settings programmatically
Working with messages, attachments, drafts, and message replies
4. Calendars and Events Management
Accessing and managing Outlook calendars via Microsoft Graph
Creating, updating, sending meeting invitations and responses programmatically
Working with calendar groups and event reminders
5. Contacts and People API
Manipulating contact folders and contacts in Exchange Online through Graph
Querying people and user profiles for rich directory integration
6. Webhooks and Notifications
Subscribing to mailbox change notifications with Microsoft Graph webhook subscriptions
Handling subscription lifecycle and renewals for Exchange-related events
Using delta queries for incremental synchronization of mailbox data
7. Advanced Querying and Filtering
Using OData query parameters to filter, select, expand mailbox entities efficiently
Batch requests and pagination to optimize API performance
8. Automating Exchange Online Administration
Automating user mailbox provisioning scenarios
Managing mailbox permissions, policies, and compliance features via Graph API
Integrating Graph API calls into PowerShell scripts and Azure Functions for operational tasks
9. Security, Compliance, and Data Governance
Managing sensitivity labels, DLP, and mailbox compliance settings through Microsoft Graph
Using audit logs and security alerts related to Exchange data accessed via API
10. Troubleshooting and Best Practices
Handling errors, throttling, and rate limiting in Microsoft Graph API calls
Monitoring and logging API usage and performance
Security best practices for protecting access tokens and app credentials
11. Hands-on Labs and Real-world Use Cases
Building sample apps for mailbox management tasks
Creating automated workflows that integrate with Exchange Online data
Developing notification systems using webhook subscriptions on mailboxes
Recommended Resources
Microsoft Learn: Microsoft Graph Fundamentals (foundational concepts)
Microsoft Docs: Exchange-specific Graph API overview and reference
Community tutorials and advanced webinars (e.g., on managing Graph API in multi-tenant Exchange Online)
Sample code repositories from Microsoft and GitHub with Graph API implemented for Exchange operations