Category Archives: Cloud

Microsoft Defender XDR classifies Adobe Acrobat Cloud links as "malicious" – resulting in sensitive documents becoming public

Posted on 2025-04-25 by guenni

[German]Once again, there has been a serious "rattle". Microsoft Defender XDR has incorrectly classified Adobe Acrobat Cloud links as "malicious". As a result, thousands of Adobe users suddenly had more than 1,700 sensitive documents checked on the AnyRun online platform. … Continue reading →

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MS365 apps prompt for data backup in OneDrive; two GPOs for OneDrive are removed

Posted on 2025-04-24 by guenni

[German]I'll pull out two topics separately that became known about Microsoft OneDrive a few days ago. Microsoft is rolling out an update that causes the Office applications from Microsoft 365 to prompt users to back up files to OneDrive (known … Continue reading →

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Mozilla's Thundermail and Pro as an alternative to Gmail and Office365

Posted on 2025-04-16 by guenni

[German]Exciting information that became known at the beginning of April 2025. Mozilla wants to introduce Thundermail and Pro services. The aim is to offer an open source alternative to Gmail and Office365 that focuses on data protection, reducing dependencies and … Continue reading →

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Intune Network Endpoint Update for Windows, Mac, Android

Posted on 2025-04-14 by guenni

Quick reminder for administrators who manage devices via Microsoft Intune. Microsoft is changing the URLs for the endpoint with Windows, Mac and Android. Adjustments are required by the end of April 2025.

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Microsoft Entra ID: Service principal-less authentication will be discontinued (March 2026)

Posted on 2025-04-13 by guenni

[German]At the end of March 2025, Microsoft announced that Microsoft Entra ID will no longer support service principal-less authentication from March 2026. Microsoft Entra ID will then block authentication for multi-tenant applications that do not have an enterprise application registration … Continue reading →

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Outlook: New requirements for bulk emails

Posted on 2025-04-12 by guenni

[German]In future, Microsoft will specify new requirements for sending bulk emails in Outlook. For domains that send more than 5,000 emails per day, Outlook will soon require compliance with SPF, DKIM and DMARC. Non-compliant messages will initially be sent to … Continue reading →

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Exchange Online: "Send as" authorization on shared mailbox disrupted (April 10, 2025)

Posted on 2025-04-10 by guenni

[German]Microsoft is not having a good run at the moment – yesterday (April 9, 2025) the Exchange Admin Center was down worldwide for a few hours. Microsoft then rolled out a fix and everything seemed fine again. Today, I'm receiving … Continue reading →

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Microsoft 365 Family subscription reported as "cancelled" (April 10, 2025)

Posted on 2025-04-10 by guenni

[German]If your Microsoft 365 Family subscription is currently "jerking", it could be Microsoft again. At the very least, Microsoft has stated that it is aware of a problem with "Microsoft 365 Family subscriptions". Specifically, there are more and more reports … Continue reading →

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Tool to fix broken 'umlauts' in Outlook signatures

Posted on 2025-04-02 by guenni

[German]Some time ago, I addressed the problem that administrators of Microsoft 365 users are experiencing here on the blog. Sporadically, users' signatures in Outlook 365 break and umlauts are no longer displayed if these signatures are stored in the cloud. … Continue reading →

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