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Tag Archives: Security
Proofpoint acquires German e-mail security provider Hornetsecurity
[German]On May 15, 2025, the security company Proofpoint announced its intention to acquire the German provider Hornetsecurity GmbH. The company is active in the field of email security and SPAM protection for domains.
Patchday: Microsoft Office Updates (May 13, 2025)
[German]On May 13, 2025 (second Tuesday of the month, Microsoft Patchday), Microsoft released several security-related updates for Microsoft Office 2016, as well as the C2R variants (Office 2016-2021 and 365) and other products. Below you will find an overview of … Continue reading
Support for Microsoft 365 extended for 3 years for Windows 10 ESU systems
[German]Regular support for Windows 10 22H2 ends in October 2025. However, users can obtain Extended Security Updates (ESU) for a fee. Microsoft recently announced that the Office apps that come with Microsoft 365 will be provided with security updates for … Continue reading
Posted in Office, Security, Windows
Tagged ESU, Microsoft 365, Office, Security, Support, Windows 10
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Patchday: Windows Server-Updates (May 13, 2025)
[German]On May 13, 2025 (second Tuesday of the month, Patchday at Microsoft) various cumulative updates were released for the supported versions of Windows Server. Below I have extracted the provided updates along with some details for these Windows Server versions … Continue reading
Posted in Security, Update, Windows
Tagged Patchday 5.2025, Security, Update, Windows Server
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Patchday: Windows 10/11 Updates (May 13, 2025)
[German]On May 13 (second Tuesday of the month, Patchday at Microsoft), Microsoft released cumulative updates for the still supported client operating system versions of Windows 10 and Windows 11. Here are some details about these updates, which are intended to … Continue reading
Posted in Security, Update, Windows
Tagged Patchday 5.2025, Security, Update, Windows
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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 ...
Microsoft Security Update Summary (May 13, 2025)
[German]On May 13, Microsoft released security updates for Windows clients and servers, for Office – as well as for other products. The security updates eliminate 71 vulnerabilities (CVEs), seven of which were classified as 0-day. Five vulnerabilities have already been … Continue reading
Criminal business and malicious AI models on the darknet
[German] Check Point has published its new AI Security Report 2025. In it, the security researchers examine how artificial intelligence is changing the cyber threat landscape. This ranges from generative AI models built specifically for hackers, i.e. GPTs, on the … Continue reading
LockBit Onion website has been hacked
[German]Hack the cybercriminals seems to be the motto. The Onion website of the LockBit ransomware group appears to have been successfully attacked. The attackers captured the LockBit database with sensitive information about the group's operations.
Windows Server: Issues with Windows Hello issue and Kerberos events caused by April 2025 updates confirmed
[German]The April 2025 security updates for Windows Server may cause problems with domain controllers so that Kerberos event IDs 45 and 21 are logged. Microsoft has confirmed this problem and writes that logging in with Windows Hello in Key Trust … Continue reading
Posted in issue, Security, Update, Windows
Tagged issue, Patchday 4.2025, Security, Update, Windows Server
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Warning: iVentoy 1.0.2 installs obscure certificates and drivers
[German]A short warning to blog readers who use the iVentoy tool to distribute operating system images via a network and a PXE server. There is currently a discussion that the tool (currently version 1.0.2) installs an insecure kernel driver and … Continue reading


