device security

Winsage
March 3, 2026
Microsoft has enhanced its Defender deployment tool for Windows to streamline the onboarding process for device security management. The tool now features improved progress visibility and additional administrative controls, consolidating onboarding files into a single downloadable .exe file for both modern and legacy systems. It supports silent and non-interactive options for large-scale deployments, integrates with Group Policy or Configuration Manager, and allows for custom package identifiers. Administrators can monitor deployment events through the device timeline and advanced hunting tabs for real-time insights. The updated tool is accessible via Settings > Endpoints > Onboarding > Windows and extends support to Linux. Comprehensive onboarding and offboarding guides are available on the Defender portal.
Winsage
February 24, 2026
Microsoft has released a firmware update for the Surface Pro (11th Gen) in February, focusing on enhancing connectivity and device reliability. Key improvements include enhanced security to address vulnerabilities, uninterrupted VPN usage by fixing cellular connectivity issues, consistent cellular settings, improved video conferencing during Microsoft Teams calls, resolved compatibility issues with Surface Dock 2, and a fix for Dolby Vision video playback errors. Additionally, Microsoft is collaborating with Ericsson to enhance 5G connectivity for Surface Pro users, which will include features like automatic eSIM switching and remote policy management. Future 5G bundles will include Microsoft 365, Intune, and Ericsson Enterprise 5G Connect, available with Surface Copilot+ PCs.
Tech Optimizer
February 23, 2026
O2 has launched McAfee Protect Advanced, a security solution for its customers available through O2 Extras. This service addresses parents' concerns about children's online safety, with 76% worried about excessive screen time and 78% about misinformation. McAfee Protect Advanced includes features such as AI-powered antivirus, parental controls, a text scam detector, personal data cleanup, and a social privacy manager. O2 customers can access the service for free for the first six months with an Ultimate Plan upgrade or new sign-up, while existing customers can add it for £4.99 per month. The offering allows protection for up to ten devices and enhances O2's existing security measures.
Winsage
February 19, 2026
Microsoft has announced an update, identified as KB5075912, regarding Secure Boot certificates to enhance device security for Windows users. Key points include the introduction of new certificates to prevent unauthorized software during startup, improved compatibility with various hardware configurations, and a commitment to provide regular updates to these certificates.
Winsage
February 11, 2026
Secure Boot is a security feature in Windows and Windows Server that protects devices from untrusted software at startup. It has been in operation since 2011 and relies on certificates embedded in a PC’s firmware. The original Secure Boot certificates will begin to expire in late June 2026. New certificates are being rolled out through regular Windows updates for supported devices, with OEMs preparing new devices with updated certificates since 2024. If devices do not receive the new certificates before the expiration of the old ones, they will continue to function but will enter a degraded security state, limiting future protections. Users generally do not need to take action, as updates will be installed automatically, but some specialized systems may require separate firmware updates. Organizations can monitor the update status through the Windows Security App and should ensure devices are running the latest updates and firmware. Support is available for individuals and organizations facing issues during the update process.
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