What's Trending

Subscribe

Latest Posts

Practical Graph: Clean Out Messages from a Team Channel

A question asked about the best way to remove channel messages from Teams. Microsoft 365 retention policies are an option, but you'll have to wait for retention processing to complete. PowerShell helps because you can create a script to remove all messages and replies from a channel. Everything works, but processing is slow, as we discover when we plunge into the details of writing code.

March 6, 2024

Managing the Discoverability of Private Teams

Microsoft has a new approach to control private team discoverability. You can have all-in access by enabling discoverability through Teams policies or granular access by using sensitivity labels to control if private teams are discoverable or not. This article explains how both methods work.

March 4, 2024

Securing Copilot for Microsoft 365

This article examines how Copilot for Microsoft 365 handles protected content, including how it interacts with Microsoft Purview sensitivity labels. Hopefully, this information will help administrators to configure information protection controls and understand their impact in relation to Copilot for Microsoft 365.

February 28, 2024

Stopping Spam Sent from Bad Microsoft 365 Domains

Anecdotal evidence is that some spam originates from onmicrosoft.com domains. These are the domains used by Microsoft 365 tenants and the spam indicates that attackers sign up for 'disposable' tenants to send their malware. This article describes what onmicrosoft.com domains are and how to use a mail flow rule to control their traffic.

February 26, 2024

Exchange 2019 CU14 Fixes Exploits in the Wild

Microsoft released cumulative update 14 for Exchange Server 2019 on February 13, 2024. This update fixes several bugs, but more importantly, contains a fix for a serious security issue that is being exploited in the wild. This is your sign to enable Extended Protection, if you haven't already.

February 21, 2024

Microsoft Releases Public Preview of Microsoft 365 Backup

If you’re interested in protecting your SharePoint Online, OneDrive for Business, or Exchange Online data, it is useful to understand how Microsoft 365 Backup works and what the software can and cannot do. In this article, Paul Robichaux walks through how to set up and test the preview version of Microsoft 365 Backup.

February 20, 2024