Is SimpleWall Firewall tool compromised?

Posted on 2025-03-04 by guenni

Stop - Pixabay[German]A short warning to the readers of this blog who use SimpleWall as a firewall or tool for configuring the Windows Filtering Platform. A reader has informed me that the software has probably been hacked. I didn't found a proof, but there is a fact: The developer has archived the repository and is no longer developing it since then. In addition, a fake "simplewall" page has also appeared that aims to lure unsuspecting users.

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Microsoft 365/Exchange Online outage from March 1st, 2025 still continues on 3/3/2025?

Posted on 2025-03-03 by guenni

Stop - Pixabay[German]On March 1, 2025, Microsoft users of MS 365 worldwide were confronted with a disruption to services from around 9:3o p.m. (CET). The disruption was reported as resolved a few hours later. Over the weekend, however, I saw indications that problems were occurring again. Today, March 3, 2025, a reader informed me that the disruption is occurring again (thanks for that).

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Windows 11 24H2: Dynamic updates KB5053387 and KB5053143

Posted on 2025-03-03 by guenni

WindowsMicrosoft released two dynamic updates KB5053387 and KB5053143 for Windows 11 24H2 and Windows Server 2025 last week. These updates are loaded (optionally during setup in the case of KB5053387) and contain improvements to the recovery environment of Windows 11 version 24H2 and Windows Server 2025. (via)

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Citrix Lizenz Server 11.17.2 Build 51000 with Time Bomb

Posted on 2025-03-03 by guenni

Stop - Pixabay[German]There seems to be an unpleasant surprise for Citrix Service Providers in the License Manager. There are suddenly no more licenses available for some providers. The cause is probably a "time bomb" in Citrix License Server 11.17.2 Build 51000, in which the required license file is simply deleted under certain circumstances. However, Citrix has published instructions on how service provider administrators can finally solve this problem.

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FAQ and script for secure boot protection against CVE-2023-24932 (Black Lotus)

Posted on 2025-03-03 by guenni

Windows[German]Microsoft has been trying for some time to secure the Secure Boot in Windows against the Black Lotus Boot Kit vulnerability CVE-2023-24932. Below is a short summary or FAQ, including the certificate to be exchanged in the boot media. And a reader has sent me his script for exchanging certificates.

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Posted in Security, Windows | Tagged , | 2 Comments

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 ...

Does the download of Windows VMs for testing still work for you?

Posted on 2025-03-02 by guenni

Windows[German]Microsoft has been offering virtual machines with Windows for developers to test for years. These VMs contain a version of Windows that can run for 90 days. I have now received a note from a reader that the content is no longer available "due to technical difficulties" since October 2024.

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CoPilot offered in Microsoft 365 and personalized Windows offers

Posted on 2025-03-02 by guenni

Windows[German]Microsoft seems to be working again on making its users (un)happy with unsolicited special offers. A German blog reader sent me a screenshot in which he was offered to set up Windows for personalized offers. And another German blog reader has been surprised that Microsoft CoPilot is suddenly being installed on his system as part of Microsoft 365.

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Vulnerabilities in DigiEver DVRs are being exploited, no patch available

Posted on 2025-03-01 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]DigiEver from Taiwan offers IP video surveillance based on Linux. Security researchers from TXOne discovered RCE vulnerabilities in DigiEver products back in July 2023. The provider does not provide updates because the devices have reached the end of support. Since December 2024, it has been observed that a botnet called Hail Cock has exploited one of these bugs, as the vulnerability is still open. Users must therefore react.

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Fraud scam for WhatsApp contact requests

Posted on 2025-02-28 by guenni

[German]Brief information for WhatsApp users among our readership (or to pass on to these users). The Lower Saxony Criminal Police Office (LKA) is warning of a new scam targeting WhatsApp users in Dec. 2024 and asking them to check their chat.

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Microsoft kills Skype in May 2025; Teams to be the successor

Posted on 2025-02-28 by guenni

Skype[German]Brief information for users of Microsoft's Skype service. There is a report from XDA-Developers that Microsoft will shut down the Skype service in May 2025. Users should then use Teams as a successor.

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Posted in Cloud | Tagged | 3 Comments