Enforce Zero Trust in Microsoft 365 – Part 3: Introduction to Conditional Access

Enforce Zero Trust in Microsoft 365 - Part 3: Introduction to Conditional Access

This blog post is the third blog post of a series dedicated to Zero Trust security in Microsoft 365. In the first two blog posts, we set the basics by going over the free features of Azure AD that can be implemented in an organization that starts its Zero Trust journey in Microsoft 365. We … Continue reading Enforce Zero Trust in Microsoft 365 – Part 3: Introduction to Conditional Access

Enforce Zero Trust in Microsoft 365 – Part 2: Protect against external users and applications

Enforce Zero Trust in Microsoft 365 - Part 2: Protect against external users and applications

In the first blog post of this series, we have seen how strong authentication, i.e., Multi-Factor Authentication (MFA), could be enforced for users using a free Azure Active Directory subscription within the Microsoft 365 environment. In this blog post, we will continue to harden the configuration of our Azure AD tenant to enforce Zero Trust … Continue reading Enforce Zero Trust in Microsoft 365 – Part 2: Protect against external users and applications

Enforce Zero Trust in Microsoft 365 – Part 1: Setting the basics

This first blog post is part of a series of blog posts related to the implementation of Zero Trust approach in Microsoft 365. This series will first cover the basics and then deep dive into the different features such as Azure Active Directory (Azure AD) Conditional Access policies, Microsoft Defender for Cloud Apps policies, Information … Continue reading Enforce Zero Trust in Microsoft 365 – Part 1: Setting the basics

Can we block the addition of local Microsoft Defender Antivirus exclusions?

Introduction A few weeks ago, I got a question from a client to check how they could prevent administrators, including local administrators on their device, to add exclusions in Microsoft Defender Antivirus. I first thought it was going to be pretty easy by pushing some settings via Microsoft Endpoint Manager. However, after doing some research … Continue reading Can we block the addition of local Microsoft Defender Antivirus exclusions?