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Tag Archives: Security
Outlook add-in steals ~ 4,000 login and payment details
Add-ins are ubiquitous as "software helpers." But there is a constant risk that such add-ins will suddenly have malicious functions implanted in them. A once popular Outlook add-in stole 4,000 login details and payment details after the developer abandoned the … Continue reading
What will happen when Windows Secure Boot certificates expire in June 2026?
In June 2026, UEFI Secure Boot certificates for Windows will expire. In October 2026, the next UEFI certificate for Secure Boot will expire. Microsoft has been trying to replace this Secure Boot certificate in UEFI for quite some time. In … Continue reading
Patchday: Microsoft Office Updates (February 10, 2026)
On February 10, 2026 (the second Tuesday of the month, Microsoft Patch Day), Microsoft released several security updates for Microsoft Office. This month, a serious vulnerability in Word was fixed (see also the blog post Microsoft Security Update Summary (February … Continue reading
Patchday: Windows Server Updates (February 10, 2026)
On February 10, 2026 (the second Tuesday of the month, Microsoft's patch day), various cumulative updates were released for the supported versions of Windows Server. Below, I have listed the updates provided, along with some details for these Windows Server … Continue reading
Posted in Security, Update, Windows
Tagged Patchday 2.2026, Security, Update, Windows Server
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Exchange Server security updates February 2026
Microsoft released the "February 2026" security update for Exchange Server on February 10, 2026. The security update applies to Exchange Server 2016, Exchange Server 2019, and Exchange Server Subscription Edition (SE). Exchange Online customers are already protected and are not … Continue reading
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 ...
Ivanti EPMM vulnerability CVE-2026-1281; EU and Dutch authorities hacked
I will summarize some of the findings from the last few days regarding vulnerabilities in Ivanti Mobile Device Management (EPMM). In this context, there was also an attack on the EU Commission and an attack on the data protection authority … Continue reading
New Windows security features: "Windows Baseline Security Mode" and "User Transparency and Consent"
A brief addendum from February 9, 2026, when Microsoft introduced two new security features for Windows: "Windows Baseline Security Mode" and "User Transparency and Consent." These are intended to make the use of drivers, apps, and services more secure and … Continue reading
Microsoft Security Update Summary (February 10, 2026)
On February 10, 2026, Microsoft released security updates for Windows clients and servers, Office, and other products. The security updates address 54 vulnerabilities (CVEs), eight of which are critical, six of which were classified as zero-day vulnerabilities, and one of … Continue reading
Posted in Office, Software, Update, Windows
Tagged Office, Patchday 2.2026, Security, Update, Windows
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Patchday: Windows 10/11 Updates (February 10, 2026)
On February 10, 2026 (the second Tuesday of the month, Microsoft's patch day), Microsoft released cumulative updates for the still-supported client operating system versions of Windows 10 (with ESU license) and Windows 11. Here are some details about these updates, … Continue reading
Microsoft Office 0-day vulnerability CVE-2026-21509; Emergency updates available
Microsoft Office 2016 to 2024 and Office 365 apps contain a zero-day vulnerability (CVE-2026-21509) that is being actively exploited in attacks. On January 26, 2026, Microsoft published initial information (also about mitigations) and emergency updates for Microsoft Office.