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Microsoft Rolls Out New Defender Update for Windows 11, 10, and Server Images
Winsage
April 8, 2026

Microsoft Rolls Out New Defender Update for Windows 11, 10, and Server Images

Microsoft released a security intelligence update for Microsoft Defender Antivirus on April 7, 2026, enhancing protection for Windows 11, Windows 10, and Windows Server. The update introduces refined threat detection capabilities to combat malware and zero-day attacks, utilizing advanced detection logic and cloud-based protection. The security intelligence version is 1.447.209.0, engine version is 1.1.26020.3, and platform version is 4.18.26020.6. Updates are automatically delivered via Windows Update, but can also be manually initiated or deployed using standalone installer packages. The update supports legacy platforms, including Windows 7 and Windows 8.1, provided they have SHA-2 code signing support enabled. Additionally, updates to the Network Inspection System (NIS) are available for certain environments.
Don’t blame Windows 11 updates for every problem, Microsoft veteran says
Winsage
April 2, 2026

Don’t blame Windows 11 updates for every problem, Microsoft veteran says

Corporate clients often report to Microsoft that Windows updates disrupt their systems, particularly after Patch Tuesday. A 2026 report from Omnissa indicates that Windows environments experience more application crashes and forced shutdowns than macOS. However, Raymond Chen, a Windows expert, suggests that many systems are already compromised before updates are installed. Engineers at Microsoft frequently find that issues persist even after rolling back updates, and similar failures can occur on machines that haven't received the update yet. The actual triggers for system failures often stem from changes made by IT departments prior to updates, such as new drivers or configuration modifications. These changes may not show immediate issues until a reboot occurs during Patch Tuesday, revealing existing instability. Best practices for IT admins include controlled change management, validating drivers and policies before deployment, using staged rollouts, rebooting after major changes, and maintaining logging and monitoring systems. Microsoft conducts extensive testing of updates to ensure system security and stability, and delaying updates can increase risks.
Time for a PC upgrade? Major study finds workplace devices are way behind on installing the latest updates — with Windows much worse than macOS
Winsage
March 29, 2026

Time for a PC upgrade? Major study finds workplace devices are way behind on installing the latest updates — with Windows much worse than macOS

Outdated devices in enterprise technology lead to significant challenges in stability and security, with Windows devices experiencing 3.1 times more forced shutdowns and 2.2 times more application crashes than macOS devices. Windows environments face 7.5 times more application hangs, causing productivity disruptions, with employees taking nearly 24 minutes to regain focus after interruptions. Over 50% of desktops and mobile devices in educational institutions are unencrypted, and patching deficiencies are common in healthcare and pharmaceutical sectors. The rise of AI tools, which have increased nearly 1000% in usage, requires updated systems that older devices cannot support. Organizations must integrate Digital Employee Experience (DEX), security, and management telemetry to address these challenges and ensure effective device management amidst aging systems and varying maintenance practices.
Microsoft Introduces New Secure Boot Certificates Before June Deadline
Winsage
February 13, 2026

Microsoft Introduces New Secure Boot Certificates Before June Deadline

The foundational security certificates supporting Windows Secure Boot, introduced in 2011, will expire in mid-2026, specifically in June and October. Microsoft and PC manufacturers are updating the Windows ecosystem to address this. Devices that do not receive updated certificates may face security limitations and compatibility issues with newer operating systems and hardware. The transition is described as a "generational refresh" of the trust infrastructure for Windows. Systems failing to update will still function but may enter a "degraded security state," unable to install new security mitigations or newer operating systems. Most users will receive updates automatically through Windows Update, while older systems may require manual intervention. Systems at risk include those running unsupported Windows versions, with Secure Boot disabled, or not enrolled in Extended Security Updates. Users should check their Secure Boot status using PowerShell commands to ensure they are using the new certificates. The update affects not only Windows PCs but also other devices utilizing UEFI Secure Boot.
Tanium named Leader in IDC report on Windows tools
Winsage
January 21, 2026

Tanium named Leader in IDC report on Windows tools

Tanium has been recognized as a Leader in endpoint management software for Windows devices in the latest IDC MarketScape vendor assessment for 2025-2026, marking the second consecutive time it has received this designation. The IDC assessment evaluates vendors providing tools for managing Windows endpoints, including desktops, servers, and specialized devices. Tanium's core offering is the Tanium Autonomous IT Platform, which integrates endpoint management, exposure management, and security operations. The platform supports Windows 10, Windows 11, Windows Server, and Windows IoT endpoints, and is noted for its synergy with Microsoft's tools. Tanium's approach, termed Autonomous IT, consolidates IT and security operations under a unified model, featuring tools like Tanium Ask, Tanium Confidence Score, and Adaptive Actions. Additionally, Tanium has been recognized as a Leader in Gartner's Magic Quadrant for Endpoint Management Tools.
Steam’s December Update Moves the Windows Client Fully to 64-bit
Winsage
December 22, 2025

Steam’s December Update Moves the Windows Client Fully to 64-bit

Valve's December update for the Steam client has transitioned the Windows version to a fully 64-bit application, ending partial 32-bit support. This change allows for improved performance and stability, as 64-bit applications can access greater system memory and manage larger tasks more effectively. Most Steam users on Windows, who already use a 64-bit operating system, will experience a seamless update. However, support for 32-bit Windows will continue only until January 1, 2026, after which it will cease. The update also includes enhancements such as improved reporting of suspicious messages, fixes for Big Picture Mode and Remote Play, and expanded controller support, including for Nintendo Switch 2 and GameCube controllers. Users on 64-bit Windows 10 or 11 will have the update installed automatically, while those on 32-bit systems must transition to a 64-bit version to continue using Steam after the cutoff date.
Microsoft Phases Out RC4 Encryption by 2026 to Bolster Windows Security
Winsage
December 19, 2025

Microsoft Phases Out RC4 Encryption by 2026 to Bolster Windows Security

Microsoft has announced the phased discontinuation of the RC4 encryption cipher, with full implementation expected by mid-2026. RC4, created in 1987, has been increasingly recognized as a vulnerability, exploited in various high-profile cyberattacks. Microsoft plans to disable RC4 by default in Windows Kerberos authentication, encouraging organizations to transition to more secure alternatives like AES-256. This decision follows years of warnings from the cybersecurity community and aims to eliminate long-standing cryptographic weaknesses. The transition will require organizations to audit and upgrade their infrastructures, as many legacy applications still depend on RC4. Disabling RC4 is expected to reduce the success rates of attacks exploiting weak encryption. Microsoft has introduced tools to help administrators identify hidden RC4 usage. The change reflects a commitment to zero-trust architectures and aligns with recommendations from organizations like NIST. Experts recommend a multi-step approach for organizations to navigate this transition effectively.
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