How Microsoft Purview DLP currently can help you protect confidential data in Copilot.

Organizations today face a difficult balancing act. Business leaders are eager to adopt tools like Microsoft Copilot to unlock productivity and innovation. Meanwhile, IT and security teams are concerned about safeguarding sensitive information, especially as AI-driven features process vast amounts of organizational data. This tension is real: enabling advanced capabilities without compromising compliance or data protection is a challenge every modern enterprise must solve. Microsoft Purview Data Loss Prevention (DLP) is a key solution to this problem. It provides mechanisms to prevent confidential data from being exposed or misused, even in scenarios involving AI. I want to highlight two features designed to help organizations in controlling what is being processed by Copilot. Blocking Documents Based on Sensitivity Labels One of the foundational features of Purview DLP is its ability to enforce policies based on Microsoft Information Protection sensitivity labels. If your organization...

LineURI still a part of the user after removal

Ever been in my shoes;
About to enable a user for enterprise voice, but you're not allowed as the number is already in use?
Only problem is; You could swear the number isn't in use any more, as you removed a user with that number just a few days ago. With the exact same number.....

Well, here is something I discovered in a deployment at a customer site:
When you remove enterprise voice from a user, you do NOT remove the LineURI property from the user. So when you try to reuse the same number, it is still listed as in use.

You have to remove the assigned number prior to disabling the enterprise voice feature on a user, for it to truly be freed.

What was that? You don't remember which user you edited yesterday (or a few days ago)?
Here is quick tip. Launch powershell, and type the command: "Get-CsUser | ft -Property name, LineURI" This will give you a list off all of your CS users, and their corresponding phone numbers.

Just look for the number you are trying to add to another user, and identify to which user it already belongs to. Then move over to the control panel, locate the user, enable it for voice, remove the number, and disable the voice again...