We have all been there. A email is sent and you forgot to add the attachment or the wrong recipient. Exchange Online already has the feature recall messages inside your own tenant but now the cross tenant recall feature is announced, meaning we can recall messages sent to external users which also use Microsoft 365.
4 minute read
A great way to encrypt your Microsoft 365 outbound emails using a similar technique as SSL is to use S/MIME. In this guide I will show you how to get certificates and configure S/MIME for your mailboxes.
12 minute read
If you see an “Unlock Teams Premium” button in Microsoft Teams, you’ll probably also have users who click it right away and start a trial. For most orgs, that’s not the experience you want. In this post, I’ll show you two ways to remove that button, through the 365 Admin Center and PowerShell
3 minute read
Microsoft 365 Backup ensures that your data, accounts and email is safe and backed up into a separate storage space. A good and reliable back-up solution is crucial for any cloud service, even when having versioning and recycle bin options. Data in SharePoint or OneDrive stays data in one central place and any minor error is made within seconds. In this guide, I will explain how Microsoft 365 Backup works and how you can start using it.
10 minute read
One day I came across an option in Microsoft 365 to disable the users’ self service trials. You must have seen it happening in your tenants, users with free licenses for Power Automate, Teams or Power BI. I will show you how to disable those and only let administrators buy and assign new licenses.
3 minute read
When it comes to basic email security, we have 3 techniques that can enhance our email security and delivery by some basic initial configuration. Those are called SPF, DKIM and DMARC. This means, configure, monitor and almost never touch again.
12 minute read
Microsoft has published a new command to completely disable the unsafe DirectSend protocol in your Microsoft 365 environment. In this guide I will explain what DirectSend is, why you should disable this and how we can achieve this.
3 minute read
Sometimes, we add a new domain to Microsoft 365 and we want to have a domain alias for multiple or every user when acquiring a new domain in some cases. This post explains how to add a new alias with another domain to every user in your Microsoft 365 tenant.
2 minute read
Recently, Microsoft announced the general availability of 2 new security protocol when using Microsoft 365 and the service Exchange Online in particular. SMTP DANE and DNSSEC. What are these protocols, what is the added value and how can they help you secure your organization? Lets find out.
6 minute read
Microsoft will sometimes “pause” tenants with minor activity to reduce infrastructure costs. You will then get an error which contains “tenant dehydrated”. What this means and how to solve it, I will explain in this post.
3 minute read
Sometimes a company wants to receive all email, even when addresses don’t really exist in Exchange. Now we call this a Catch all mailbox, where all inbound email is being catched that is not pointed to a known recipient. Think of a sort of *@domain.com. In this guide I will explain how to configure this in Exchange Online and how to maintain this by limiting our administrative effort.
7 minute read
When using Microsoft 365 and using multiple custom domains, sometimes you are unable to create a shared mailbox that uses the same alias as an existing mailbox. In this guide I will explain this problem and show how to still get the job done.
3 minute read
When still managing on-premises environments, but shifting your focus to the cloud you sometimes need to do a migration. This page helps you to migrate to SharePoint or Onedrive according to your needs.
2 minute read
This guide explains how Exchange Online Dynamic Distribution Groups work, how to create and maintain them with Microsoft 365.
4 minute read