Category Archives: devices

Beware: User reports TP-Link routers share traffic with third parties (Avira)

[German]Do any of you have TP-Link routers in use? There is disturbing information of the "hands off these devices" type. This is because there are user reports that TP-Link router firmware is sharing network traffic with third-party vendors (specifically AVIRA … Continue reading

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TLStorm: 3 critical 0-day vulnerabilities put APC Smart UPS at risk

[German]Vendor Armis has discovered three critical zero-day vulnerabilities in smart UPS from APC. The vulnerabilities, known as TLStorm, put more than 20 million enterprise devices attached to APC uninterruptible power supplies at risk. The vulnerabilities in widely used uninterruptible power … Continue reading

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Windows 11: BSODs in battery mode with Lenovo Thinkpad L590?

[German]Does Windows 11 on Lenovo Thinkpad L950 models cause BlueScreens on battery power? I have a corresponding report from a reader and would like to post it again in the blog. Perhaps there are similar observations from other users.

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Cisco Small Business Router: Vulnerabilities and broken firmware (March 2022)

[German]Owners of small business routers from Cisco are in for a tough time at the moment. In February 2022, serious vulnerabilities were found in router models of the RV160, RV260, RV340 or RV345 etc. families, some of which are rated … Continue reading

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Backblaze Drive Status-Report 2021: SSD probably as reliable as HDDs

[German]Solid state disks (SSDs) are just as reliable as hard disks (HDDs). That's the insight in a nutshell from cloud provider Backblaze's 2021 Drive Status Report. The provider has been using SSDs since Q4 2018 and had the number of … 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 ...


Surface Book 3: Feb. 2022 firmware update may brick device

[German]Owners of a Microsoft Surface Book 3 should be careful installing a Feb. 2022 firmware update on these devices at the moment. I have information that the combination of certain firmware updates can lead to real issues and bricks a … Continue reading

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Dymo equips paper rolls for thermal direct printers with RFID chips for identification

[German]The U.S. civil liberties organization Electronic Frontier Foundation (EFF) has just made public another case of lockin for printer consumables. Printer manufacturer Dymo has equipped its latest generations of thermal direct printers with a new ruse to force the use … Continue reading

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More Lexmark device vulnerabilities (wrap-up Feb. 2022)

[German]In late January 2022, a critical vulnerability CVE-2021-44738 in the PostScript interpreter of various Lexmark printers became public. The manufacturer warns about this vulnerability, which allows remote code execution, and provides a firmware update to close it. But there are … Continue reading

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Fujitsu computer: Windows restart after shutdown

[German]Blog reader Timo J. informed me about a special observation on February 7, 2022. He observed that since that date certain Fujitsu computers (P400 E85+) simply boot up again after shutdown, as if the computer had been restarted. This happens … Continue reading

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QNAP Update QTS 5.0.0.1932 build 20220129 closes SAMBA vulnerability CVE-2021-44142

[German]Taiwanese manufacturer QNAP has provided firmware updates for its NAS systems that are supposed to fix the SMB root vulnerability (CVE-2021-44142) in SAMBA. Here are some notes on updating QTS 5.0.0 to close the vulnerability, published by manufacturer QNAP in … Continue reading

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