Category Archives: devices

Microsoft Surface Hub 2S with Teams Rooms on Windows announced

Posted on 2023-03-29 by guenni

[German]Microsoft has just announced that the Surface Hub 2S will become a member of the Microsoft Teams Rooms family and will probably be launched at the end of 2023. The device, which is intended for collaboration in companies during meetings … Continue reading →

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Critical vulnerability in Lexmark printers (March 2023)

Posted on 2023-03-14 by guenni

[German]There is a critical security vulnerability in the Lexmark firmware of various printers from this manufacturer. This is according to a security advisory issued by Lexmark on March 10, 2023. Hundreds of printer models are affected, including Lexmark MC3224, Lexmark … Continue reading →

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HP printer: Firmware update again blocks third-party ink cartridges (2023)

Posted on 2023-03-14 by guenni

[German]They've done it again; despite class action lawsuits, damage awards and very bad publicity because of their firmware updates sold as "dynamic security updates"; which discourage users from using third-party ink cartridges. This refers to the inkjet printer manufacturer, the … Continue reading →

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Monitors on Dell Thunderbolt docking station not active after reboot

Posted on 2023-03-12 by guenni

[German]Quick note to owners and administrators of Dell docking stations connected to notebooks via Thunderbolt. A reader informed me about problems with the WD22TB4, in connection with Dell notebooks (5530, 5430, 5431). After a reboot, monitors attached to the docking … Continue reading →

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Security: DJI drones and it's AeroScope vulnerabilities

Posted on 2023-03-06 by guenni

[German]Drones from the Chinese manufacturer DJI have vulnerabilities that allow third parties to read radio traffic and determine the location of the drone pilot. This vulnerability comes from a monitoring feature called AeroScope (DroneID), developed by the manufacturer for "law … Continue reading →

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Why ISL Online: Critical factors when choosing a remote desktop solution

[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 ...

BlackLotus UEFI bootkit bypasses Secure Boot in Windows 11

Posted on 2023-03-01 by guenni

[German]Security researchers from ESET have discovered a malware in the wild that hijacks the UEFI and has been christened BlackLotus. BlackLotus is believed to be the first UEFI bootkit malware in the wild that can bypass Secure Boot on Windows … Continue reading →

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HP PC BIOS Security Updates (Feb. 2023)

Posted on 2023-02-28 by guenni

[German]Vendor HP published a security article on February 21, 2023, addressing BIOS updates for HP systems. Potential time-of-check to time-of-use (TOCTOU) vulnerabilities in the BIOS of certain HP PC products have been identified, allowing for arbitrary code execution, denial of … Continue reading →

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Mirai malware variant V3G4 enables remote access to IoT devices via vulnerabilities

Posted on 2023-02-23 by guenni

[German]Palo Alto Networks has discovered a new variant of the Mirai malware. The Mirai variant V3G4 exploits multiple vulnerabilities in the firmware of IoT devices to allow remote access. Palo Alto Networks Unit 42 security researchers observed the Mirai variant, … Continue reading →

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New Jabra headset issues (e.g. Engage 75) with MS Teams (Jan./Feb. 2023).

Posted on 2023-02-03 by guenni

[German]Another note for administrators and users of Jabra headsets (e.g. Jabra Engage 75) who use them in a corporate environment with Microsoft Teams. After there were already problems in connection with Microsoft Teams in December 2022, which were fixed via … Continue reading →

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Does AMD's Windows WHQL driver bricks RDNA 2 RX 6000 GPUs?

Posted on 2023-01-13 by guenni

[German]Can a driver update bricks AMD graphics cards (AMD 6800/6900 GPUs) from AMD? There are hints from users that exactly this might have happened after a driver update – whereby we are talking about WHQL Windows drivers certified by Microsoft. … Continue reading →

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