Mitigating Windows 0-day ADV200006 via GPO

[German]Small hint for administrators of large Windows environments in the Active Directory environment who need to plug the ADV200006 0-day vulnerability. Mitigation is possible using Group Policy.

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Microsoft postpone the deactivation of TLS 1.0/1.1

[German]Microsoft has just announced to postpone the deactivation of TLS 1.0 and TLS 1.2 for its browser products (Microsoft Edge and Internet Explorer 11), originally planned for 1st half of 2020.

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SharePoint/OneDrive for Business was disturbed (03/31/2020)

[German]As of March 31, 2020 there was a service disruption affecting both SharePoint and OneDrive for Business. Blog reader Andreas P. informed me this morning by e-mail about these disruptions. It looks as if the throttling measures of Microsoft have been implemented incorrectly. The malfunction should be fixed now.

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Windows 10: Updates fixes VPN bug

[German]Microsoft has released out-of-band updates for various versions of Windows 10 as of March 30, 2020 to fix the VPN bug caused by earlier updates from February 2020.

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Outlook shows red crosses instead of pictures

[German]Users of Microsoft’s Outlook program run into the problem that sometimes only red crosses are displayed in the client instead of pictures in mails. A blog reader has pointed out a possible cause.

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Microsoft Cloud exhausted by Covid 19 consequences

[German]Microsoft has been literally overrun with its cloud infrastructure due to the lockdown during the coronavirus pandemic. The wave of new home office users increases the cloud usage by 775 percent.

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Windows 10: Issues with daylight savings time switch in 2020

[German]We have 2020, and Windows 10 still struggling to switch to the correct daylight savings time 2020, at least in Europe. Some machine are still in ‘winter time’, others changed correctly to daylight saving time, but went to a wrong time some hours later.

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Office 365: List of IPs and URLs updated with Teams

[German]Another short tip for administrators in corporate environments who need an overview of which IPs and URLs at Microsoft are contacted by Office 365.

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Windows 10 V1507 may receive Updates and Upgrades

[German]A very short note for people who are still using an old and fresh installed Windows 10 version 1507 (RTM). It can now receive and install successfully both updates and feature upgrades.

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Windows Server: Find LDAP bindings on DCs

[German]Another brief blog post about LDAP channel binding and LDAP signature request for Windows. How can you find LDAP bindings on a Windows Server Domain Controller?

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