Secure Boot Certificate Changes in 2026: Guidance for RHEL Environments
Updated -
Overview
This article clarifies the upcoming expiration of Microsoft's 2011 Secure Boot signing certificate, scheduled for June 26, 2026, and its implications for Red Hat Enterprise Linux (RHEL) systems. It explains that existing systems using the current shim and enrolled certificates will remain bootable after the expiration date.
Red Hat is in contact with Microsoft with reg...
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