Category Archives: Exchange Online

More on entries from other tenants visible in the Unified Audit log

An year ago, I blogged about some suspicious events in the Office 365 Unified Audit log, that seemed to correspond to some “Unknown” principal. The culprit turned out to be users clicking on sample links to files/sites hosted in my … Continue reading

Posted in Azure AD, Exchange Online, Office 365, PowerShell | Leave a comment

PowerShell script to remove (reset) folder-level Exchange permissions, in bulk

Few weeks back, a question on the TechNet forums caught my attention and got me thinking of what’s the proper way to “reset” folder-level permissions in a mailbox. My initial thoughts on the subject resulted in the outlining of some … Continue reading

Posted in Exchange Online, Office 365, PowerShell | Leave a comment

How to reset mailbox folder permissions

A thread over at the TechNet forums got me thinking about what is the best (or at least a proper) way to “reset” folder level permissions, with the added challenge of doing it in bulk. Generally speaking, it’s a simple … Continue reading

Posted in Exchange Online, Office 365, PowerShell | 1 Comment

Outlook Contact Card not displaying Group membership

TL;DR version – if you don’t see any groups in the Contact card for users in your tenant, and instead see the membership empty or a message such as “We couldn’t find any groups.”, this is a known issue and … Continue reading

Posted in Exchange Online, Outlook | 1 Comment

New properties added to Get-MailboxStatistics output

It looks like the good folks at Microsoft have updated the output of the Get-MailboxStatistics cmdlet with few additional properties. Here’s the full list: Since there is no mention in the documentation for any of there, we can make some … Continue reading

Posted in Exchange Online, Office 365, PowerShell | 1 Comment