In their continued effort to improve the security of on-premise Exchange Servers, Microsoft released another security update for all current Exchange Server versions in August 2022. In addition to this update, Microsoft highly recommends administrators to enable the so called Windows Extended Protection (WEP) on their Exchange Servers. The extended protection “enhances the existing Windows… Continue reading Is my Exchange Server ready for Windows Extended Protection (WEP)?
Exchange Server March 2022 Security Updates Now Available
Microsoft is continuing its efforts to make their on-premise Exchange products more secure. With this month’s update, we see two CVE’s being fixed: CVE-2022-24463 A spoofing vulnerability in Exchange 2016 and 2019 possibly exposing files on the Exchange Server to an authenticated attacker. CVE-2022-23277 A remote code execution vulnerability in Exchange 2013, 2016 and 2019.… Continue reading Exchange Server March 2022 Security Updates Now Available
Changed or removed Features in Windows 11
As with any new version of any operating system, there comes a time when some features are deprecated, replaced or removed. The same will be happening with the release of the next edition of Windows. In this article we’ll take a look at the changed or removed Features in Windows 11: Cortana “Hello! I am… Continue reading Changed or removed Features in Windows 11
Windows 11 – A first glimpse at Microsoft’s new operating system
Disclaimer: The information provided in this article is about an early preview version of Windows 11. All features are subject to change. A few weeks ago I wrote about Windows 10X and all the new stuff that was coming to it. Shortly after that, Microsoft announced that it would scrap Windows 10X, and use parts… Continue reading Windows 11 – A first glimpse at Microsoft’s new operating system
HAFNIUM Exchange Server Zero Day Exploit. What to know / What to do?
Today I’m writing about an ongoing story about a very serious Zero Day vulnerability that is present in more or less all current versions of Microsoft’s Exchange Server products. At this time, a Chinese hacker group that goes by the name HAFNIUM is actively using this vulnerability to exploit Exchange Servers, steal data, and to… Continue reading HAFNIUM Exchange Server Zero Day Exploit. What to know / What to do?
Exchange Server Setup fails with DependentAssemblyGenerator.exe error.
Last week I was updating one of my customer’s Exchange 2016 Servers to CU19. Usually this is a rather simple and straightforward task, which normally takes between 1 and N hours. That of course, only as long as nothing goes wrong…. While this update was approaching step 17 of 18, the message “Microsoft Exchange stopped… Continue reading Exchange Server Setup fails with DependentAssemblyGenerator.exe error.
ServerComponentState cannot be changed to Active after Exchange Server Maintenance
A few days ago, I was installing CU updates one one of our customer’s Exchange servers. As usual, I put the server into maintenance mode using ‘Set-ServerComponentState’ and did my work. When I finished my tasks, I wanted to take the server out of maintenance mode. I executed the Set-ServerComponentState command and set the state… Continue reading ServerComponentState cannot be changed to Active after Exchange Server Maintenance
What’s new in Windows Server 2022?
Yesterday Microsoft released the next preview version of their Windows Server operating system, and renamed it from the working title Windows Server vNext to Windows Server 2022. As this name change may hint at a release not too far in the future, we took the chance to have an in-depth look at all the new… Continue reading What’s new in Windows Server 2022?
A first look at Microsoft’s Windows 10X
For quite a long time now it has been known, that Microsoft is working hard on a new, super lightweight version of its current Windows operating system, called Windows 10X. Now, as signs of an imminent release are growing, a first glimpse on the current progress of development leaked on the internet. The history First… Continue reading A first look at Microsoft’s Windows 10X