To help you verify the status of speculative execution side-channel mitigations, we published a PowerShell script (SpeculationControl) that can run on your devices. This article explains how to run the SpeculationControl script and what the output means.

On August 6, 2019 Intel released details about a Windows kernel information disclosure vulnerability. This vulnerability is a variant of the Spectre Variant 1 speculative execution side channel vulnerability and has been assigned CVE-2019-1125.

Provides Windows client guidance for IT Pros to protect against speculative execution side-channel vulnerabilities.

In diesem Artikel wird erläutert, wie Sie das SpeculationControl-Skript ausführen und was die Ausgabe bedeutet. Die Sicherheitshinweise ADV180002, ADV180012, ADV180018 und ADV190013 decken die folgenden neun Sicherheitsrisiken ab:

To resolve these issues, Microsoft is working together with Intel to develop software mitigations and guidance. Software updates to help mitigate the vulnerabilities have been released. To obtain all available protections, updates may be required that could also include microcode from device OEMs.

Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.

Découvrez comment améliorer les performances de votre PC Windows si votre appareil fonctionne lentement.

La page Performances & d’intégrité de l’appareil dans l’application Sécurité Windows vous donne une vue claire et complète de l’intégrité globale de votre appareil.

Si l’option TCP Windows échelle des paquets SYN retransmis dans Windows 8 ou Windows Server 2012 est supprimée, les problèmes de performances peuvent se produire sur un réseau à latence élevée. Un correctif pris en charge est disponible auprès du Support Microsoft.

This cumulative update for Windows 11, version 25H2 and 24H2 (KB5079473), includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release.