Author Archives: guenni


Google Chrome 120.0.6099.62/.63 released

[English]Google has released updates of the Google Chrome browser in the Stable Channel for Mac, Linux and Windows to version 120.0.6099.62/.63 on December 5, 2023. Version 120.0.6099.62/.63 for Mac and Windows was released in the Extended Stable Channel. The Android … Continue reading

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How to find weak passwords in Active Directory and eliminate them with PowerShell

[Sponsored Post]Weak or compromised passwords are a known gateway for attackers. If you are able to identify which users in Active Directory (AD) are threatened by this, then PowerShell can help to remedy it. However, PowerShell scripts cannot eliminate basic AD deficits, other tools are needed for this. More ...

Veeam Backup and other product updates (Dec. 2023)

Brief information for users of Veeam products. Two readers have pointed out to me that the manufacturer has updated its product portfolio as of December 5, 2023 (thanks for that). The updates range from Veeam Backup & Replication to Veeam … Continue reading

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Windows 10: Surprise, there is an ESU support extension; also for private users

[German]What Microsoft has just announced comes as a surprise. After the official Windows 10 support ends in October 2025, Redmond will continue to provide paid security updates for a further three years. And an innovation that has never been seen … Continue reading

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Troubleshooting Exchange Online transport rules – new cmdlet "Test Message"

[English]A little tip for Exchange Online administrators. What to do if issues occur when processing mails due to mail flow rules. The options for tenant administrators were previously limited, and Microsoft support often had to be called. Microsoft has now … Continue reading

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Windows Server: Freezes (Crashes) by ESET Server Security 10.x (Dec. 2023)

[German]Short alert to clarify who is affected and to warn that something is up. At the moment there seem to be massive problems with Windows Server and especially with RDS Server when ESET Server Security is installed. The systems with … Continue reading

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Microsoft investigates HP Smart App installation and other related issues on Windows

[English]Since the end of November 2023, users have reported that an "HP Smart" printer app has suddenly been installed on their systems with Windows 10 and Windows 11. In addition, the entries for printers (icon, name) may have changed under … Continue reading

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LogoFAIL: Critical vulnerabilities in the UEFI code

[German]There are several critical vulnerabilities in the UEFI code of the firmware of various BIOS/UEFI implementations that could be used to inject malware into a system. The whole thing was already announced by the Binarly REsearch Team on November 29, … Continue reading

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Windows 11 23H2/22H2: Preview Update KB5032288 (December 04, 2023)

[German]Microsoft has released the optional cumulative (preview) update KB5032288 for Windows 11 version 22H2 and 23H2 on December 4, 2023. Looks like this preview update was not ready in November 2023 and is now available in December. The preview update … Continue reading

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Microsoft identifies Russian attacker exploiting CVE-2023-23397 in Outlook to access Exchange accounts

[German]CVE-2023-23397 is a vulnerability in Microsoft Outlook that could be exploited in conjunction with Microsoft Exchange servers, which was closed with security updates in March 2023. Microsoft has now identified an attacker based in Russia who is actively exploiting CVE-2023-23397 … Continue reading

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Recordings from Nullcon Security Conference (Goa 2023)

In September 2023 there was the "Nullcon Security Conference" in Goa. I was invited this year, but unfortunately (as with so many other conferences) I was unable to attend (which is better from an environmental point of view). But the … Continue reading

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