Category Archives: Security

Microsoft Teams: Remote Code Execution (RCE) vulnerability

Posted on 2023-01-28 by guenni

A little note about security on Microsoft Teams. Two security researchers @adm1nkyj1 and @jinmo123 participated in pwn2own 2022 in Vancouver. There they tried to hack Microsoft Teams, but failed due to time allocation. Both discovered a bug that allowed an … Continue reading →

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Malware PlugX infects USB devices

Posted on 2023-01-28 by guenni

[German]Security researchers from Palo Alto Networks' Unit 42 have observed cyberattacks with new variant of the old known malware. Suspected to originate from China, the PlugX malware has attracted attention because this variant infects all connected USB removable media devices … 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 ...

European Data Protection Day 2023

Posted on 2023-01-28 by guenni

[German]Today, January 28, 2023, is European Data Protection Day. It's a day of action for data protection launched on the initiative of the Council of Europe. It has been celebrated annually around January 28 since 2007. This date was chosen … Continue reading →

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Edge 109.0.1518.70 and 108.0.1462.95

Posted on 2023-01-27 by guenni

[German]Microsoft upgraded the Edge browser in the stable channel to version 109.0.1518.70 on January 26, 2023 (thanks to readers for the tips here and here). In addition, the Edge in Extended Stable has been updated to version 108.0.1462.95. Advertising

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Windows 10: Update on WinRE patch (fix for Bitlocker bypass vulnerability CVE-2022-41099)

Posted on 2023-01-27 by guenni

[German]One more addendum to the blog post Windows 10: Be aware of WinRE WinRE patch to fix Bitlocker bypass vulnerability CVE-2022-41099. To close the vulnerability (CVE-2022-41099), which allows bypassing Bitlocker encryption in Windows, the clients' Win RE environment (Windows 10) … Continue reading →

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Hive ransomware infrastructure seized by law enforcement (Jan. 2023)

Posted on 2023-01-26 by guenni

[German]In a coordinated action, international law enforcement agencies have seized the infrastructure of the Hive Ransomware group. This means that the group can no longer accept payments via its Tor website. Investigators from the Netherlands, Germany and the US were … Continue reading →

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OTORIO DCOM Hardening Toolkit for Windows for OT systems released

Posted on 2023-01-26 by guenni

[German]There was a vulnerability in Microsoft's Windows DCOM implementation that allows security features to be bypassed. Microsoft has documented and patched this, and plans to release a final one in March 2023, however. Security vendor OTORIO has released an open … Continue reading →

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Google Chrome Version 109.0.5414.119/.120 and 108.0.5359.215

Posted on 2023-01-25 by guenni

[German]Google has released updates to Google Chrome browser 109 in the Stable Channel for Mac, Linux and Windows as of January 24, 2023. Furthermore, there are updates for Chrome 108 released in the Extended Stable Channel for Mac and Windows. … Continue reading →

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Windows Server 2012 / R2: Edge gets support until October 10, 2023

Posted on 2023-01-25 by guenni

[German]A few weeks ago, it was announced that Microsoft had discontinued support for the Edge browser as of January 2023 for Windows 7 SP1, Windows 8.1 and actually Windows Server 2012 / R2 (Edge version 109 is the last supported … Continue reading →

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Does the Microsoft Edge 109.x crash the Application Guard?

Posted on 2023-01-24 by guenni

[German]Does Microsoft Edge browser version 109.x crash Microsoft's Application Guard security feature on Windows? That is the statement of a user in blog comments. After the person concerned provided me with some information, I am taking up the topic in … Continue reading →

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