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Getting With The Times: Time-Based Conditional Access
Conditional Access is one of, if not the, strongest tools in our kit for securing access to our organizations. And it seems to be on the cusp of becoming even stronger. Some time ago, while scrolling through LinkedIn, I came across a post by fellow MVP Daniel Bradley. He highlighted a new property that appeared when experimenting with the beta Graph APIs for Conditional Access: a new condition called Time. After waiting far too long, I finally got the chance to sit down and e

Sebastian F. Markdanner
3 days ago5 min read


Break-Glass Accounts Done Right: Securing Emergency Access in Microsoft Entra
Emergencies happen every day. Most of the time, they happen to someone else. Until the day they happen to you - then what? We all know things can go wrong, but most organizations do not spend much time thinking about what happens when they lose access to their own environment. That is understandable right up until the moment a misconfiguration, outage or any other emergency turns it from a theoretical problem into a very real one. That is why emergency access matters. In this

Sebastian F. Markdanner
Apr 718 min read


Introducing M365IdentityPosture: Community-Driven Identity Reporting for Microsoft 365
Have you ever felt that the native reporting options in the Microsoft Cloud are lacking? Well, you’re not alone - let’s talk about it. Visibility into your Microsoft Cloud identity and security configurations has never been more important… or more fragmented. While Microsoft offers native reporting options for specific parts of our environments, they are often too narrow, incomplete, or difficult to use without significant additional processing. That gap led to the creation o

Sebastian F. Markdanner
Mar 168 min read


Securing Microsoft Business Premium Part 06: Securing Email with Defender for Office 365
Sharing is caring — While that is a mantra I follow myself, collaboration needs to be done securely. Email is often the first and most widely used collaboration tool in any organization, which makes Exchange Online a natural place to start when securing collaboration. In today’s work environment, collaboration with others is essential, both internally and externally. To support this, collaboration must be easy for users while remaining secure and manageable for administrators

Sebastian F. Markdanner
Mar 210 min read


How to Configure Inbound SMTP DANE & DNSSEC in Exchange Online
We’re already sending emails securely, now it’s time to secure inbound email as well! Back in 2022, Microsoft enabled outbound SMTP DANE with DNSSEC for all Exchange Online customers, including MSA (hotmail, live, outlook), ensuring encrypted delivery when sending to domains that support it. Finally, at the tail end of 2024, Microsoft enabled inbound SMTP DANE with DNSSEC across all Exchange Online tenants in a public preview. This adds transport-layer security for receiving

Sebastian F. Markdanner
Feb 165 min read
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