Michel de Rooij
@mderooij
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Microsoft MVP | Author | Speaker #MSExchange #EntraID #PowerShell #MSGraph
The Netherlands
Joined November 2009
RT @paulrobichaux: Sworn testimony from a Microsoft exec proves the point: US cloud providers cannot guarantee their EU customers' data won….
ppc.land
Company admits under oath that American authorities can demand European citizen information despite security promises.
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My trustworthy @We_are_Jabra Evolve 75 mic broke. Now, I don't know who needs to hear this, but cables scraping IC board is a design issue. Just look at the other side of the board 🙄
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RT @12Knocksinna: .@Office365 #Exchange Online reduces threshold for delicensing resiliency feature to 5,000 mailboxes, but there's no good….
office365itpros.com
A July 15 announcement says that Exchange Online is reducing the Delicensing Resiliency threshold from 10,000 to 5,000 mailboxes.
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Discover essential insights on Exchange 2016 and 2019 Extended Security Updates. Stay informed on support timelines and upgrade strategies for your organization #MSExchange.
eightwone.com
In a somewhat surprising move yesterday, Microsoft announced there will be an Extended Security Update program for Exchange Server 2016 and Exchange Server 2019. The ESU is to cater to organization…
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RT @MSFTExchange: Reduced License Count Requirement for Exchange Online Delicensing Resiliency Feature | Microsoft Community Hub https://t.….
techcommunity.microsoft.com
We are happy to announce that Exchange Online Delicense Resiliency feature is now available to more of our WW customers. Â
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Migrating to Exchange SE, but need more time to make the move? Exchange 2016/2019 Extended Security Updates (ESU) might give you the needed space regarding security - not support.#MSExchange #SkypeFB.
techcommunity.microsoft.com
We are announcing an optional 6-month Extended Security Update (ESU) program for Exchange 2016 and 2019. Â
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PSA: In 3 months, AzureAD & AzureAD Preview modules stop functioning
techcommunity.microsoft.com
Learn about the latest information and timelines for the retirement of the deprecated AzureAD PowerShell module.  
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Reminder to always check LLM generated output. 1 cmdlet, 2 parameters, 2 boo-boo's
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PSA: In 3 months, Exchange 2019 & 2016 reaches End-of-Life
learn.microsoft.com
Exchange Server 2019 follows the Fixed Lifecycle Policy.
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PSA: Do not - I repeat, do NOT - attempt an in-place upgrade of the Operating System of existing Exchange servers. Also, do not attempt to mix OSes within the same DAG; new OS = new Exchange Server = new DAG. That'll be all. #MSExchange.
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RT @MSFTExchange: Exchange Server Subscription Edition (SE) is now available | Microsoft Community Hub
techcommunity.microsoft.com
We are excited to announce the general availability of Exchange Server Subscription Edition (SE). Â
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PSA: In 3 months, Exchange Hybrid will require dedicated Hybrid App for cross-prem functionality and legacy EXO tokens will get turned off #MSExchange.
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Office 365 for IT Pros 2026 edition is almost there! Want to know more about the book, release process, or simply how to subscribe to this most updated reference material #MSExchange #EntraID #Office365 #SPO #ODfB #Planner #Purview #MSGraph.
office365itpros.com
We're a week away from the launch of the Office 365 for IT Pros (2026 edition) eBook, the 12th edition issued since the first book appeared in 2015.
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ICYMI: Upgrading to Exchange SE blog has been updated with CU2, updated timelines and coexistence info, see #MSExchange.
techcommunity.microsoft.com
We wanted to provide additional guidance and FAQ for preparing your organizations for Exchange Server SE release.
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Timeline change for BasicAuth for SMTP AUTH deprecation (now starting Mar'26, was sep'25) #MSExchange.
techcommunity.microsoft.com
Today, we are announcing that Exchange Online will permanently remove support for Basic authentication with Client Submission (SMTP AUTH) starting March 2026.
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Nice article from the Exchange PG on Exchange on-prem cert troubleshooting #MSExchange.
TLS Certificates in Exchange Hybrid - Common Issues & How to Fix them | Microsoft Community Hub
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RT @Practical365: Practical PowerShell: Crafting Collections: .#PowerShell #Collections #NETFramework @mderooij htt….
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