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The Hidden Steps Microsoft Forgot to Document: Securing Azure App Service Authentication Behind Front Door with Private Link
Today I want to walk through how to configure Azure App Service Authentication when your App Service sits behind Azure Front Door and is accessed through a Private Link. On a dreadful day in october 2025, I received something that most IT people fear - a request from a client! The request included information from the client, that they were struggling with authentication on a Web App deployed behind Azure Front Door using Private Link. What looked like a straightforward setup

Sebastian F. Markdanner
2 days ago7 min read
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Mastering Microsoft Entra Authentication Contexts - Part 4: Monitoring and Reporting with KQL & M365IdentityPosture
We’ve covered what Authentication Contexts are, why they matter, and how they help us strengthen access and data security in Microsoft 365. Now it’s time to answer the next question - how do we monitor and report on their usage? Unfortunately, there’s no built-in way to gain that visibility today. Neither Entra ID nor Microsoft 365 provides a simple method to inventory or audit Authentication Contexts across our estate including Conditional Access, PIM and Sensitivity labels

Sebastian F. Markdanner
Nov 38 min read
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Mastering Microsoft Entra Authentication Contexts – Part 1: What They Are, Why They Matter, and How to Use Them
Over my last few posts, I’ve casually mentioned Authentication Context a few times, so I thought it was about time we gave the feature a proper spotlight. Within Microsoft Entra, we sometimes encounter scenarios where we need to enforce specific conditions for certain sub-actions or unique requirements. While Conditional Access can directly enforce conditions in most cases, there are times when it’s trickier — especially if we want to enforce a condition for a single  action

Sebastian F. Markdanner
Aug 189 min read
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Microsoft Entra Restricted Management Administrative Units: Delegating Control Without Sacrificing Security
Today, I’ll take a closer look at Microsoft Entra Administrative Units (AUs)  and Restricted Management Administrative Units (RMAUs)...

Sebastian F. Markdanner
Jun 98 min read
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Securing Microsoft Business Premium Part 05: Efficient Identity Management for External Users with Microsoft Entra
Managing external users is one of the most tedious—but also critical—challenges in a Microsoft Business Premium environment. With...

Sebastian F. Markdanner
May 269 min read
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Securing Microsoft Business Premium Part 04: Passwords Unlocked – Mastering Self-Service Password Reset and Password Protection
With authentication & authorization covered in the previous posts of the series, it's now time to dive into strengthening our password...

Sebastian F. Markdanner
Apr 315 min read
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God Mode with a Timer: Using Logic Apps to Restrict Elevated Access in Entra
In my last post I covered how to monitor the GOD Mode in Azure (Coined by the great John Savill ). While visibility and monitoring are...

Sebastian F. Markdanner
Mar 38 min read
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Unlocking Microsoft Entra’s Elevated Access Logs: Better Security, Better Insights
Elevating access to manage Azure subscriptions is a valuable tool for administrators, particularly when dealing with unknown or orphaned...

Sebastian F. Markdanner
Feb 1813 min read
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Your Microsoft Entra Tenant Isn’t as Secure as You Think – Fix It with Protected Actions!
Protecting highly critical configurations in our Entra tenants has never been easier! Join me as we explore Protected Actions  in...

Sebastian F. Markdanner
Feb 35 min read
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Securing Microsoft Business Premium Part 01: The First Step to an Unbreakable Defense
Today kicks off a comprehensive blog series where I’ll delve into the security features of the Business Premium license SKU, offering...

Sebastian F. Markdanner
Jan 2719 min read
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Microsoft Entra Identity Governance Fundamentals: Access Packages
In this blog post, we’ll be covering the fundamentals  of Access Packages in Microsoft Entra—it’s all about getting a solid understanding...

Sebastian F. Markdanner
Dec 9, 202412 min read
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Microsoft Entra Identity Governance Fundamentals: Privileged Identity Management
As the Conditional Access series wraps up , we’re diving headfirst into a new adventure in Identity Management! Join me as I explore the...

Sebastian F. Markdanner
Nov 11, 202418 min read
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