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Matthew Levy

@mattchatt.co.za
550 followers 132 following 49 posts
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Matthew Levy @mattchatt.co.za · 22/09/2026
Using EWS in Exchange Online? Have you created an allow list? If not, apps will stop working from 1st October 2026 - You have less than 10 days to act. www.appgovscore.com/blog/ews-dep...
appgovscore.com
EWS Deprecation: What It Means for Applications Using Exchange Online
Microsoft is retiring EWS in Exchange Online Oct 1, 2026. See enforcement timeline, how to find EWS-dependent applications, and how to migrate to Microsoft Graph.
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Matthew Levy @mattchatt.co.za · 10/04/2026
I will be speaking at the Global Azure event: Governing Guest Access with Entra ID Identity Governance Sat 18th April (Check time on meetup, not image) www.meetup.com/coding-night...
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Matthew Levy @mattchatt.co.za · 28/03/2026
Heading home after another great Microsoft MVP Summit. It’s always inspiring to connect with like-minded individuals from around the world, all dedicated to sharing knowledge and empowering others. Feeling grateful to be part of such a vibrant community. #MVPSummit #MVPBuzz
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Matthew Levy @mattchatt.co.za · 28/03/2026
After 5 days of #mvpsummit sessions and workshops. It was great to visit some touristy sites in the sunshine on en route the airport. Next stop ATL, then CPT. Love ya Seattle. MattChatt out.
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Matthew Levy @mattchatt.co.za · 27/03/2026
Final day of the Microsoft MVP Summit! Such a valuable week of learning, sharing feedback, and connecting with the community. Can't wait to apply all the insights gained. #MVPSummit #CommunityEngagement
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Matthew Levy @mattchatt.co.za · 27/03/2026
Attending the Microsoft #MVPSummit has been incredibly rewarding. Engaging with MVPs globally has offered invaluable insights into identity management, security, and modern cloud infrastructures. The exchange of ideas and expertise has been invigorating.
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Matthew Levy @mattchatt.co.za · 26/03/2026
Midway through the #Microsoft #MVPSummit, the excitement is undeniable. Engaging talks explore AI's transformative role in enterprise IT, especially regarding identity and security teams. Innovation and adaptability in these areas are crucial. #TechInnovation
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Matthew Levy @mattchatt.co.za · 24/03/2026
Opening day of the Microsoft #MVPSummit. Always exciting to hear Microsoft's broader vision before diving into the technical discussions during the week. Looking forward to gaining insights and connecting with fellow MVPs. #MVPBuzz
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Matthew Levy @mattchatt.co.za · 23/03/2026
The first day of the Microsoft MVP Summit is always exciting. I picked up my badge, attended sessions, and reconnected with friends I usually meet online. It's fantastic to see the community come together. If you're attending the #MVPSummit this week, come say hello.
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Matthew Levy @mattchatt.co.za · 22/03/2026
Landed in Seattle for the Microsoft MVP Summit—excited to connect with community members arriving from all corners of the globe. Anticipating an inspiring week ahead. #MVPSummit #MVPBuzz
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Matthew Levy @mattchatt.co.za · 22/03/2026
Amsterdam stopover on my way to Seattle! Excited to reconnect with the global Microsoft MVP community and catch up in person. Next stop: Redmond. #MVPSummit
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Matthew Levy @mattchatt.co.za · 21/03/2026
Currently flying over Africa on my way to Seattle for the Microsoft MVP Summit. It's a long journey from Cape Town, but it's always worth it. Excited for a week filled with insightful conversations with the community and product teams. #MVPSummit #MVPBuzz
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Matthew Levy @mattchatt.co.za · 20/03/2026
Heading to Redmond for the Microsoft MVP Summit—always a highlight of the year. Excited for discussions with the global community and engineers on AI agents and enterprise security. #MVPSummit #MVPBuzz
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Matthew Levy @mattchatt.co.za · 09/03/2026
I've recently posted a blog about changing the Source of Authority (SOA) for users and introduced a new PowerShell tool that helps administrators streamline the process of updating SOA on a large scale. Learn more here: mattchatt.co.za/new-switchin...
buff.ly
New! Switching User Source of Authority (SOA) in Entra ID – MattChatt
MattChatt
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Matthew Levy @mattchatt.co.za · 17/02/2026
I've launched a toolkit to simplify managing allow/block lists in Microsoft Defender for Office threat policies. It merges entries from various policies into a single CSV for assessment, with scripts to export, analyze, and update Exchange Online. 🔗
github.com
GitHub - matthewjlevy/MDO
Contribute to matthewjlevy/MDO development by creating an account on GitHub.
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Matthew Levy @mattchatt.co.za · 10/12/2025
mattchatt.co.za/mdi-top10-pa... Check out my new two-part blog series with top 10 tips for configuring Microsoft Defender for Identity! Enhance your security setup with expert insights and strengthen your defenses. Don't miss it! #Cybersecurity #MicrosoftDefender
mattchatt.co.za
Microsoft Defender for Identity Deployment: My top 10 practical recommendations from real environments – Part 1 – MattChatt
MattChatt
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Matthew Levy @mattchatt.co.za · 04/11/2025
I recently shared two blog posts on optimizing Privileged Identity Management in Azure, focusing on guest access. They offer practical insights with screenshots. Check them out: 1. buff.ly/hsNP3aG: Combining PIM for groups with Azure resources for secure access management
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Matthew Levy @mattchatt.co.za · 27/08/2025
Starting September 1, 2025, I'll begin as a Security Architect with @Threatscape. Grateful to @NBConsult and @Nicolasblank for their support. Excited to delve further into Identity, Security, and Zero Trust. #CyberSecurity #ZeroTrust
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Matthew Levy @mattchatt.co.za · 25/08/2025
If you are an Entra ID Admin and you have been tasked with cleaning up Enterprise Applications and App Registrations, you might be considering "ripping the band aid off" and using the "Scream Test". I recently published a blog post about the pitfalls of the scream test: buff.ly/GfZfVwL
appgovscore.com
Microsoft Entra ID App Governance: How to Clean Up Apps Without the Chaos
Learn how to safely clean up Entra ID applications. Avoid scream test risks with best practices, step-by-step guidance, and governance tools.
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Matthew Levy @mattchatt.co.za · 10/07/2025
Thrilled that I've been renewed as a Microsoft MVP in Security for the 7th year! Huge thanks to everyone on this journey. Congrats to fellow MVPs re-awarded today. Here's to another year of community! #MVPBuzz #Cybersecurity
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Matthew Levy @mattchatt.co.za · 04/07/2025
Exchange Server SE (Subscription Edition) is Generally Available and can be installed as a Cumulative Update (CU) to Exchange Server 2019 CU14 or CU15 techcommunity.microsoft.com/blog/exchang...
techcommunity.microsoft.com
Exchange Server Subscription Edition (SE) is now available | Microsoft Community Hub
We are excited to announce the general availability of Exchange Server Subscription Edition (SE).  
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Matthew Levy @mattchatt.co.za · 01/07/2025
🚨 Microsoft is changing Entra app consent defaults on July 16. User consent to apps may get blocked for Files.* & Sites.* perms. Admins: review your policies now. Details → mattchatt.co.za/upcoming-cha... #Entra #AzureAD #IAM
mattchatt.co.za
Upcoming Change to Entra App Consent Defaults: What Admins Need to Know Before July 16 – MattChatt
MattChatt
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Matthew Levy @mattchatt.co.za · 08/06/2025
🔐 Zero Trust in minutes, not months? It's possible — here’s how. 🎥 Watch my step-by-step video and read the detailed blog post to deploy a Zero Trust model with Microsoft tools. 👉 Video: youtu.be/n36FKIRqc6k 🧠 Blog: buff.ly/AwFuJ6P #ZeroTrust #Microsoft365
youtu.be
How to Deploy Zero Trust Conditonal Access in Minutes
YouTube video by MattChatt
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Matthew Levy @mattchatt.co.za · 25/03/2025
It's going to be a great morning at #MVPSummit today. The sky is #Azure with some #Cloud security
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Matthew Levy @mattchatt.co.za · 05/02/2025
Discover my adventure in grasping APIs and leveraging Microsoft Graph via PowerShell. Check out my blog to see how, as an IT admin, I used ChatGPT to master API call basics: mattchatt.co.za/unlocking-mi... #APILearning #PowerShell
mattchatt.co.za
Unlocking Microsoft Graph API with PowerShell: My Journey from Confusion to Clarity – MattChatt
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Matthew Levy @mattchatt.co.za · 01/02/2025
Exchange Server 2019 CU15 delayed, but W2025 server support for CU14 now. techcommunity.microsoft.com/blog/exchang...
techcommunity.microsoft.com
When is Exchange 2019 CU15 coming (and more news) | Microsoft Community Hub
We wanted to provide an update on Exchange 2019 CU15 release, and news around Exchange support for Windows Server 2025.
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Matthew Levy @mattchatt.co.za · 23/01/2025
@donasarkar.bsky.social looking stunning as usual and Banishing Imposter syndrome at #MicrosoftAITour Johannesburg
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Matthew Levy @mattchatt.co.za · 23/01/2025
@scott.hanselman.com on stage demoing local language model capabilities and his love for Nando's at #Microsoft #AiTour in Johannesburg.
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Matthew Levy @mattchatt.co.za · 23/01/2025
#mvpbuzz -ing in JHB at the #Microsoft #AITour today. Conference attendance is great! Catch me at the #Azure Infrastructure booth in the hub.
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Matthew Levy @mattchatt.co.za · 17/12/2024
I recently blogged about the risks of App Sprawl and how to manage it. Check it out and share with others: www.appgovscore.com/blog/applica... @enowsoftware.bsky.social @appgovscore.bsky.social
appgovscore.com
Application Sprawl in Entra ID
Learn how to tackle application sprawl in Microsoft Entra ID to enhance security, efficiency, and governance in your organization - identify, monitor, and remediate app sprawl.
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Matthew Levy @mattchatt.co.za · 26/11/2024
go.bsky.app/5JcPXcx Check back frequently and hit the "follow all" button to follow newly added accounts. It's being updated daily!
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Matthew Levy @mattchatt.co.za · 22/11/2024
Ok let's see how useful you are on bsky: I have problems with MSGraph PowerShell modules, conflicts with already loaded assemblies. My "Documents\PowerShell\Modules\" is syncing with OneDrive. I have two computers. Is it generally recommended to exclude my PowerShell modules folder from ODfB sync?
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Matthew Levy @mattchatt.co.za · 21/11/2024
I really wish I was at #MSIgnite in person, but I am going to catch this webinar online because this is a topic that is more popular than #AI in my #IAM world
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Reposted by Matthew Levy
Tom Warren @tomwarren.co.uk · 19/11/2024
the Microsoft Ignite audience seems happy with the new Windows administrator protection feature. It’s a good change that only temporarily grants admin rights for system changes or app installs www.theverge.com/2024/11/19/2...
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Matthew Levy @mattchatt.co.za · 11/11/2024
Maiden bsky post: This is interesting - MFA via WhatsApp in certain countries is back, after India had some issue with it: mc.merill.net/message/MC92.... Thanks @merill.net for the headsup
mc.merill.net
MC926195 - Entra ID: Expansion of WhatsApp as an MFA one-time passcode delivery channel | Microsoft 365 Message Center Archive
Starting December 2024, Microsoft Entra will reintroduce WhatsApp as a channel for delivering MFA OTPs in India, with expansion to more countries. Users with WhatsApp will receive OTPs there, with SMS...
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