[German]In October 2022, Oracle's developers had released VirtualBox version 7.0.0 (VirtualBox 7.0.0 with Secure Boot and virtual TPM support). Now, an update to version 7.0.4 has already been added to 7.0.2. This version is also a maintenance update for bug fixes.
[German]A few days ago, security researchers from Palo Alto Networks pointed out that three OpenLiteSpeed security vulnerabilities threaten the security of the web servers in question. The OpenLiteSpeed web servers are among the sixth most popular web servers in the world. Continue reading
[German]Microsoft had to set up an upgrade block to Windows 11 22H2 for certain systems with printers in September 2022. The problem was that printers on affected systems could only be operated in the default settings. As of October 21, 2022, Microsoft had already released a troubleshooter to fix printer issues. Now Microsoft has lifted the upgrade block for the function update to Windows 11 version 22H2 on the affected systems and classified the problem as solved.
[German]German Electronics retailer Media Markt was the victim of a Hive ransomware attack in 2021. I had heard something about a $240 million ransom demand at the time. Now the FBI has put the damage caused by the Hive gang to 1,300 victims since June 2021 at $100 million. The FBI also provides evidence of infections and how the group operates.
[German]The security updates released by Microsoft on November 8, 2022, are causing issues with Kerberos authentication to Windows Domain Controllers (DCs). Microsoft had confirmed this in the meantime and released anout-of-band update for Windows Server 2012 R2 to 1909 on November 17, 2022 to fix the issue. Addendum: Missing updates for Windows Server 2008 SP2 through Windows Server 2022 are now available and have been added. Addendum 2: Update for Windows Server 2008 R2 added. Continue reading
[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...
The other day, a message went around the Internet announcing a new feature in Microsoft Teams. Microsoft has unlocked a new "Games for Work" feature. Boring online meeting with the boss – why not play a Minesweeper or Solitaire on the side? That's now possible with a corresponding app in Microsoft Teams. Hey, that's no joke.
[German]Microsoft has integrated a feature called Delivery Optimization starting with Windows 10. It's a solution designed for use in large environments with a large number of devices, different content sizes, etc. The feature helps organizations manage bandwidth allocation for Microsoft content downloads (updates, feature updates). But how do you test something like this, and what else should you know?
[German]Users of Windows 10 version 20H2 to 22H2 may be experiences a bug that causes the system to freeze or the desktop or taskbar to disappear shortly. This is caused by an August 2022 update. Microsoft has now confirmed the isse and is reversing the buggy fix in question via Known Issues Rollback (KIR).
Continue reading
[German]I have often reported about firmware updates for printers here in the blog. One point are security updates that close vulnerabilities in printers. The other point are firmware updates that reduce the functionality of a printer – for example to the use of consumables (ink, toner) of the printer manufacturer. Recently, I was contacted by a blog reader who reported a firmware update that rendered a whole series of printers unusable. It's a bit late already, but I'm posting the case here on the blog as a warning.
[German]AActive Directory is a critical infrastructure and should be treated as such. But how do administrators secure their domain controllers against attacks? Microsoft published a support article SSecuring Domain Controllers Against Attack back in August. There you can find advice on how to secure domain controllers (DCs) against attackers. One of the points is Blocking Internet Access for Domain Controllers.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
