It's crazy: 25 years ago, Bryce Cogswell and Mark Russinovich started their Sysinternals tools. On October 14, 2021, there will therefore be a virtual anniversary event. 
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MVP:
2013 – 2016
WIMVP:
2017 – 2020
25 years of Sysinternals
Outlook.com: IMAP-XOAUTH2 login fails – some mail clients affected
[German]Microsoft seems to have recently changed the authentication for the IMAP protocol on its Outlook.com email service. It is no longer possible to use XOAUTH2, so some mail clients refuse to cooperate. Here is a brief overview of the situation.
Thunderbird 91.1.2
[German]The developers of the Thunderbird email client have released Thunderbird 91.1.2 on September 28, 2021. This is a maintenance and security update for the 91 development branch, which makes minor fixes.
Microsoft is the most hated company in 22 countries
[German]Redmond seems to be the most hated brand from the technology sector on this planet. That's the result of a review derived by Rave from many tweets about Big Tech gigants. They came to the conclusion that Microsoft has by far the worst rating of all companies from the big tech sector in 22 countries.
Tip: Windows PrintNightmare test tools for administrators
[German]Administrators may be faced with the problem of testing their machine inventory to determine if individual installations are vulnerable to the PrintNightmare vulnerabilities in Windows. Furthermore, it may be necessary to remove or add printers. Someone did the work and implemented some test tools in Python. The whole thing was then released on Github.
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 ...
Windows 10: 0patch fix for MSHTML vulnerability (CVE-2021-40444)
[German]The vulnerability CVE-2021-40444 in the Windows MSHTML library has been known since September 7, 2021. Attackers try to attack Windows machines via this vulnerability using manipulated Office files. There are security updates from Microsoft, but not for older Windows versions. ACROS Security provides 0patch solutions to secure Windows against the MSHTML vulnerability (CVE-2021-40444).
WordPress DSGVO Plugin from legalweb.io hacked
[German]The GDPR plugin for WordPress from the provider legalweb.io has been hacked. WordPress installations that have used this plugin are considered compromised. Users are being redirected to malware sites. Here is a brief summary of what I am aware of so far, based on a reader's tip.
Windows 10: Microsoft fixes issues with Sept. update using KIR
[German]In September 2021 updates for Windows 10 could cause issues: Some applications no longer started or could no longer access their data. The cause is a problem in the Microsoft Exploit Protection Export Address Filtering (EAF) function. Microsoft has confirmed that and rolled out the problematic fixes using the KIR featrue. I briefly summarize the issue again with some explanations.
Pegasus spyware detected on French phones, Zeus app detects Pegasus
[German]Today another short article on the Pegasus surveillance software from the Israeli NSO Group. After the discovery of this spy software on smartphones of politicians and activists in the summer of 2021, the Trojan was recently found on phones of French politicians as well. The days I have also received information that Softorina has released the Zeus app for Windows. This allows iPhones to be scanned for the Pegasus spyware.
Exchange Server September 2021 CU comes Sept. 28 with Microsoft Exchange Emergency Mitigation Service
[German]A brief article about Microsoft Exchange Server (On-Premises). The release of the Cumulative Update (CU) for Microsoft Exchange Server for September 2021 has been postponed to September 28, 2021. There are supposed to be some new features with the cumulative update. In addition, Microsoft has recently published a document on the update of Exchange Server on the Internet.