Blogs
Links
Social networks
Awards
MVP:
2013 – 2016
WIMVP:
2017 – 2020
Sponsors
(Paypal-Donations)Recent Comments
Recent Comments
Tag Archives: Security
Vulnerability cause of Exchange Online and MS 365 problems since March 1, 2025?
[German]Microsoft has been struggling with cloud outages in Exchange Online and Microsoft 365, including the iOS Outlook app, since March 1st, 2025. At the same time, I have just come across information about the CVE-2024-49035 vulnerability on the Microsoft Partner … Continue reading
Patchday: Microsoft Office Updates (March 11, 2025)
[German]On March 11, 2025 (second Tuesday of the month, Microsoft Patchday), Microsoft released several security-related updates for Microsoft Office 2016, as well as the C2R variants (Office 2016-2021 and 365) and other products. No updates were released as of March … Continue reading
Patchday: Windows Server-Updates (March 11, 2025)
[German]On March 11, 2025 (second Tuesday of the month, Patchday at Microsoft) various cumulative updates were released for the supported versions of Windows Server. Below I have extracted the provided updates along with some details for these Windows Server versions … Continue reading
Posted in Security, Update, Windows
Tagged Patchday 3.2025, Security, Update, Windows Server
Leave a comment
Patchday: Windows 10/11 Updates (March 11, 2025)
[German]On March 11, 2025 (second Tuesday of the month, Patchday at Microsoft), Microsoft released cumulative updates for the still supported client operating system versions of Windows 10 and Windows 11. Here are some details about these updates, which are intended … Continue reading
Posted in Security, Update, Windows
Tagged Patchday 3.2025, Security, Update, Windows 10, Windows 11
Leave a comment
Microsoft Security Update Summary (March 11, 2025)
[German]Microsoft released security updates for Windows clients and servers, Office and other products on March 11, 2025. The security updates eliminate 56 vulnerabilities (CVEs), seven of which were classified as 0-day. Six vulnerabilities are already under attack. Below is a … Continue reading
CISA warning: Cyber criminals (BianLian Groupe) attempt to blackmail executives
[German]The US authority CISA has issued a warning because criminals posing as the "BianLian Group" have launched an extortion campaign. The criminals are sending blackmail letters to company executives and threatening to pass on sensitive information if they do not … Continue reading
Over 37,000 VMware ESXi servers vulnerable via CVE-2025-22224
[German]This week, VMware by Broadcom has released security updates for various products, including VMware ESXi servers, to close security gaps. One vulnerability has already been exploited as a 0-day. Now The Shadowserver Foundation warns that over 37,000 VMware ESXi servers … Continue reading
Posted in Security, Software, Update, Virtualization
Tagged ESXi, Security, Update, VMware
Leave a comment
0-day vulnerabilities in VMWare ESXi, Workstation and Fusion
[German]As of March 4, 2025, VMware by Broadcom has published a security advisory to warn of three zero-day vulnerabilities CVE-2025-22224, CVE-2025-22225 and CVE-2025-22226) that have already been exploited in the wild. Patching is urgent.
Posted in Security, Software, Update, Virtualization
Tagged Security, Update, VMware
Leave a comment
Is SimpleWall Firewall tool compromised?
[German]A short warning to the readers of this blog who use SimpleWall as a firewall or tool for configuring the Windows Filtering Platform. A reader has informed me that the software has probably been hacked. I didn't found a proof, … Continue reading
FAQ and script for secure boot protection against CVE-2023-24932 (Black Lotus)
[German]Microsoft has been trying for some time to secure the Secure Boot in Windows against the Black Lotus Boot Kit vulnerability CVE-2023-24932. Below is a short summary or FAQ, including the certificate to be exchanged in the boot media. And … Continue reading