Exchange Online: see mailboxsize and added mobile devices with PowerShell

Lot of customers ask me if it is possible to get a statistic of mailbox size in Exchange Online. I say, of course it’s possible with PowerShell. Some time ago I created a short script to get sizes as output to shell. Not that usable. The last days I spent some time to create a …

Find all fullaccess and sendas permissions in Exchange Online

Maybe you saw my old blogpost about finding Full Access Permissions on Exchange OnPrem and found it useful? But now we have 2021 more and more companies move to cloud services. I thought it would be useful to write the same article but for exchange online. So here it is. Before you can access Exchange …

Exchange Online PowerShell V2 use cases and small tutorial

Dealing with PowerShell is a great thing, especially if you have to administer a large and dynamic organization. Let’s spend some time to learn some default use cases lot of exchange admins have to do. In this article I’m showing a various combination of different PowerShell cmdlets, with special focus in the new Exchange Online …

Exchange Online PowerShell V2 Copy “Sent As” Message to the original mailbox

I decided to write this article about ” Sent as” permission because lots of myths and false assumptions are connected with this topic. Many organizations use this feature to reply and veil their personal mail address. This is quite the right way. Now the issue ( many people don’t know there is a issue 😉 …

O365 PowerShell Connector with encypted password files

During my daily work I need to connect to Office 365 powershell from time to time, so I also want to automate this task to safe time and also because I’m a lazy guy. Befor using my O365 connector you should read my other articles about encrypting passwords to secure string. See my prolog working …