---
sourceDocument: Xanadu Employee Service Management
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/xanadu/employee-service-management

 Release :

    - xanadu

ft:locale :

    - en-US

ft:publication_title :

    - Xanadu Employee Service Management

ft:clusterId :

    - emplsm

bundleId :

    - emplsm

workflow :

    - Employee


---

# Create a strict mode connection with Microsoft Exchange Online

# Create a strict mode connection with Microsoft Exchange Online {#ariaid-title1}

For a strict mode connection with Microsoft Exchange Online, you must perform the following actions.
1. [Configure Microsoft Azure](https://servicenow-prod.fluidtopics.net/h2LzSxMvo_9_w0WKe8rWcw)  
   Set up a strict mode authentication with Microsoft Azure to connect Microsoft Exchange Online with Workplace Calendar Synchronization.
2. [Create connection with Microsoft Exchange Online Spoke in strict mode](https://servicenow-prod.fluidtopics.net/vHOaHh0O8SRKpIZMOgWccQ)  
   Configure a strict mode connection with the Microsoft Exchange Online spoke.
3. [Create a strict mode configuration in Microsoft Exchange Online](https://servicenow-prod.fluidtopics.net/L~HUUovlvbz4nY~_tzTmrg)  
   Specify your strict mode email in the Microsoft portal.
4. [Setup strict mode OAuth connectivity with Microsoft Exchange Online](https://servicenow-prod.fluidtopics.net/qld3KHJxlpMhdqe8xSzgTA)  
   Create a strict mode app registry for Microsoft Exchange Online with ServiceNow instance for OAuth authorization.
5. [Configure strict mode Connection and Credential alias for Microsoft Exchange Online](https://servicenow-prod.fluidtopics.net/WrTfLyUbtBUL9Q8tCmnnNQ)  
   Establish a strict mode connection and credential alias for Microsoft Exchange Online. Ensure that the values for the connection and credentials alias are set as specified.
6. [Create your own credential and connection alias for strict mode](https://servicenow-prod.fluidtopics.net/__AwuU5DOhWasM7iaJqeCA)  
   Configure your own connection and credential alias if you do not want to use the default alias created during the strict mode application registration. You can configure your calendar to use the alias as an override alias.
7. [Configure Microsoft Exchange Online calendar provider in strict mode](https://servicenow-prod.fluidtopics.net/FAlPQOA6atCRWqCbbe6f6Q)  
   Configure Microsoft Exchange Online as a calendar provider in strict mode to synchronize reservations.

**Related concepts**   

* [Create a normal mode connection with Microsoft Exchange Online](https://servicenow-prod.fluidtopics.net/tRV7zAWEYzP7SF~ArvhBFg "Perform the following steps to establish a normal mode connection with Microsoft Exchange Online.")
* [Create a personal authentication mode connection with Microsoft Exchange Online](https://servicenow-prod.fluidtopics.net/v9OOm_muqj8i~T8qUoAHUA "As an admin, establish a personal authentication mode connection with Microsoft Exchange Online to synchronize reservations. A user-level authentication token is generated that enables you to create, update, or cancel reservations to synchronize events on the outlook calendar.")
* [Reservation approvals in Microsoft Exchange Online](https://servicenow-prod.fluidtopics.net/qftGkUu3cV_bMIush6awCg "Track the approval status from Microsoft Outlook when a reservation request is either approved or rejected by the delegate.")  
**Related tasks**   

* [Configure the webhook registry of Microsoft Exchange Online spoke](https://servicenow-prod.fluidtopics.net/DRWq~Tknvs4YCUcJAE62Cw "Configure callback URL for communication between the Workplace Calendar Synchronization application and Microsoft Exchange Online calendar.")
* [Create single or multiple calendar providers with Microsoft Exchange Online](https://servicenow-prod.fluidtopics.net/7nFVrDbVsf~txXvU2kweQw "For the Microsoft Exchange Online provider, configure single or multiple calendar providers.")
* [Approve a reservation](https://servicenow-prod.fluidtopics.net/yxVvPAMrHsBiOo0rP35CKQ "Review employee reservations raised using Workplace Reservation Management and approve or reject them.")