Category Archives: computer

Wave of attacks, almost 2,000 Exchange servers hacked via ProxyShell

Posted on 2021-08-22 by guenni

[German]I have been waiting for this for a long time, but now the feared has happened. Since Friday, there has been a massive wave of attacks on unpatched Microsoft Exchange servers via the ProxyShell vulnerability. Huntres has already discovered over … Continue reading →

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ThunderSpy: Thunderbolt 3 vulnerabilities

Posted on 2020-05-11 by guenni

[German]Security researchers have just disclosed vulnerabilites in the Thunderbolt 3 connector that can be used to spy on devices. They provided tools to check Linux and Windows system for these vulnerabilities. Advertising

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How dangerous is Snake/Ekans for industrial plants?

Posted on 2020-02-19 by guenni

[English]How dangerous is the recently discovered Ransomware Snake/Ekans, which targets industrial plants? Although the malware does not directly attack ICS processes, it is still dangerous for critical infrastructures and OT systems. Advertising

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Chuck Peddle: Creator of the 6502 Processor died

Posted on 2019-12-25 by guenni

In times when I was working with my 1st Microprocessors early in the eighties, there were the 8 bit Intel 808x processors, and the MOS 6502 CPU, that was used in the Apple II, the Commodore C64, the PET 2001 … Continue reading →

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Apple confirms macOS Catalina issues on MacBook Pro

Posted on 2019-10-10 by guenni

Apple has confirmed serious issues with the just released macOS (Catalina) on MacBook Pros, that affects Media Creatives. iTunes has been split into 3 parts – and some media tools are now broken. Advertising

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Are there Battery Problems with Surface Book 2 and Pro 5/6?

Posted on 2019-08-29 by guenni

[German]It seems that owners of Microsoft's Surface Tablet PCs are still plagued by battery problems. Especially the latest firmware update for battery optimization seems to have side effects. Advertising

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Intel Releases Security Updates (July 9, 2019)

Posted on 2019-07-10 by guenni

[German]Intel has released several security updates on July 9, 2019 to fix vulnerabilities in Intel Solid State Drives for Data Centers and Intel Processor Diagnostic Tool. One of the vulnerabilities is rated as high. Advertising

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Logitech wireless mouse/keyboard devices are vulnerable

Posted on 2019-07-09 by guenni

[German]Wireless keyboard and mouse models from Logitech as well as wireless Presenters from this vendor are vulnerable. There are serious security issues in the wirelessly connected devices. The vendor plans to patch only a few vulnerabilities. Advertising

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Intel: No Microcode Updates for some older CPUs

Posted on 2018-04-05 by guenni

[German]Intel has stopped developing microcode updates to close the meltdown vulnerability for older CPUs. This can be seen in the latest Intel Microcode Update Guidance revision. Advertising

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Meltdown/Spectre Test Tools Overview

Posted on 2018-02-05 by guenni

[German]What about test tools for Meltdown and Spectre mitigations under Windows at February 2018? Within this blog post I take a look at several test tools for Windows and introduce two more test tools from Germany. Advertising

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