Microsoft 365 - PowerShell

Creating an Exchange Online Inbound Email Traffic Report for the Last 90 Days

Tony Redmond — Tue, 28 Nov 2023 11:00:00 +0000

Exchange Online keeps message trace data online for 10 days. If you want an email traffic report covering longer periods, you need to retrieve historical message data (for up to 90 days) and report that data. That's the easy description. This article explains some of the complexities involved in generating a 90-day email traffic report for a Microsoft 365 tenant.

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Using Power Automate and Azure Automation to Manage the Lifecycle of SharePoint Sites

Sean McAvinue — Tue, 14 Nov 2023 11:00:00 +0000

A key aspect of a well-managed Microsoft 365 environment is to ensure that SharePoint sites are removed when they are no longer needed. In this blog, Sean McAvinue explores how to combine relatively basic PowerShell and Azure Automation skills with Power Automate to create a clean, robust way to manage the lifecycle of SharePoint sites in your Microsoft 365 tenant.

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Working with Entra ID Directory Extensions Through the Microsoft Graph PowerShell SDK

Tony Redmond — Mon, 13 Nov 2023 11:00:00 +0000

Directory extensions allow organizations to customize the data stored for Entra ID objects such as users, groups, and devices, You need to create and manage directory extensions with PowerShell. This article explains how to do the job with cmdlets from the Microsoft Graph PowerShell SDK.

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Understanding Exchange Shared Mailbox Permissions

Jaap Wesselius — Wed, 08 Nov 2023 11:00:00 +0000

Shared mailboxes are widely used in Exchange and their permissions are relatively simple to set and manage. In this blog, Jaap Wesselius deep dives into Understand Exchange shared mailbox permissions and walks you through how to grant permissions in different Exchange environments.

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Building a Teams External Access Allow List from External Chats

Tony Redmond — Tue, 07 Nov 2023 11:00:00 +0000

A Teams external access whitelist controls the domains that users can connect to for federated chats. Organizations often limit federation using a whitelist to reduce the possibility of attacks through chat communications. This article explains how administrators can discover the set of domains users chat with by analyzing chat information using the Microsoft Graph PowerShell SDK.

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How to Check Licenses Before Assignment to Entra ID Accounts

Tony Redmond — Mon, 23 Oct 2023 09:00:00 +0000

License assignment to Entra ID accounts with PowerShell is easy if licenses are available and the account doesn't already have the license. In this article, we explore how to check license availability and make sure that we don't try to assign a license that's already present.

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Challenges of PowerShell Scripting with Microsoft 365

Michel De Rooij — Mon, 16 Oct 2023 10:00:00 +0000

You might think that maintaining scripts and processes utilizing PowerShell is a lot of work. And truth be told, it can be. In this blog, Michel De Rooij dives into some practical tips to stay on top of your scripts.

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How to Report Microsoft 365 Licenses Assigned Through Group-Based Licensing

Tony Redmond — Mon, 09 Oct 2023 10:00:00 +0000

Group-based licensing is a simple way to automate the distribution of licenses to members of security groups. In this article, we review how the mechanism works and show how to automate operations with PowerShell. Finally, we update the tenant licensing report to include group-based licensing and to highlight duplicate license assignments.

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Bulk License Assignment with the Microsoft Graph PowerShell SDK

Tony Redmond — Mon, 04 Sep 2023 10:00:00 +0000

A reader asked how to use a CSV file for bulk license assignment with the Microsoft Graph PowerShell SDK. We didn't have one to hand, so we wrote a new script to illustrate the principles of how to process license assignments for a set of user accounts (which don't necessarily have to come from a CSV file). We even included some error handling!

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Secure Interactive Access to the Microsoft Graph PowerShell SDK

Tony Redmond — Mon, 21 Aug 2023 10:00:00 +0000

The Microsoft Graph PowerShell SDK uses a default enterprise app to hold its permissions. Over time, the SDK can accrue many permissions, so it's important to control interactive access to it. In this article, we review how to lock down the SDK app and how to create new registered apps for use with the Graph SDK.

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