Summary 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. Security advisories ADV180002, ADV180012, ADV180018, and ADV190013 cover the following nine vulnerabilities: CVE-2017-5715 (branch target