Category Archives: Security

LDAP vulnerabilities: Patch your Domain Controller as soon as possible with January 2023 Updates

[German]Another small addendum to the January 2023 patchday (January 10, 2023). Administrators should make sure that their Windows servers acting as domain controllers are up to date with the latest patches. This is because two serious vulnerabilities in the Lightweight … Continue reading

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Serious vulnerability InRouter firmware from InHand Networks threatens robots, electricity meters, med. devices etc.

[German]Security researchers have discovered a severe security vulnerability CVE-2023-22598 in the InRouter firmware from manufacturer InHand Networks GmbH. The vulnerability, with a CVE value of 10, leaves thousands of wireless IIoT devices vulnerable to remote code execution via the cloud. … Continue reading

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ASRmageddon: Why private users were affected, how to restore shortcuts

[German]Friday January 13, 2023 Windows users worldwide were affected by a buggy Defender signature update that deleted desktop shortcuts and more via an ASR rule. In a follow-up, I shed some light on why even home Windows 10/11 users could … Continue reading

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Manage Microsoft Defender on Windows Server via Intune

[German]Brief information for administrators of Windows Server systems. How can Microsoft Defender be managed on Windows Server via Intune? Microsoft has an answer to that question.

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Windows deleted shortcuts; Microsoft explains Windows Defender ASR issue Jan. 13, 2023

[German]Yesterday, Friday, January 13, 2023, Microsoft pretty much knocked out parts of its Windows user base by rolling out a buggy Defender signature via update. With ASR enabled, shortcuts were detected as malicious in Windows and deleted from the desktop, … 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 ...


NortonLifeLock: Attack from 1.12.2022 on user accounts and possible access to Password Manager accounts

[German]Warning to all users of Password Manager accounts from the vendor NortonLifeLock. There was a credential stuffing attack on NortonLifeLock users' accounts in December 2022. The vendor believe that the attackers were successful on a number of user accounts and … Continue reading

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Microsoft advises end of support for Exchange Server 2013 on April 11, 2023

[German]Microsoft's on-premises solution Exchange Server 2013 is already a few years old and will reach the end of its support in April 2023. Microsoft has taken this as an opportunity to inform administrators who are still using Microsoft Exchange Server … Continue reading

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Microsoft Defender update/ASR deletes desktop shortcuts, taskbar broken, Office apps don't start anymore

[German]Currently, there seem to be nasty problems with Windows and Microsoft Office. Users report in the blog that under Office 365, build 16.0.15831.20252, the taskbar in Windows is broken and the Office applications no longer start. In many clients, the … Continue reading

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Windows January 2023 patchday issues

[German]The security updates released by Microsoft on January 10, 2023 for the various Windows versions (clients, servers) do close some critical vulnerabilities. However, there are a number of user messages that report installation problems. In addition, it looks like the … Continue reading

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Microsoft Exchange January 2023 patchday issues

[German]As of January 10, 2023 (Patchday), Microsoft has released security updates for Exchange Server 2013, Exchange Server 2016, and Exchange Server 2019. These security updates close two vulnerabilities (Elevation of Privilege and Spoofing) in this software, but have known bugs … Continue reading

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