Secure Boot Deadline Puts Windows Fleets on 15-Day Clock

June 9 is the last Patch Tuesday before 2011 Secure Boot certs start expiring, squeezing Windows admins into a 15-day rollout.

Key takeaways

• Microsoft’s June 9 Patch Tuesday is the last scheduled monthly update window before key 2011-era Secure Boot certificates begin expiring on June 24, puttin...
• The deadline matters most for organizations that delayed the May rollout and still have devices without the 2023 replacement certificates, according to Notebookche...
• Microsoft’s June 9 Patch Tuesday becomes the last broad update window before Secure Boot certificate expiry
• June 9 Patch Tuesday is not just another cumulative update cycle. It is the final structured Microsoft patch deployment before the **Microsoft Corporation KEK CA 2...

👉 Read the full breakdown on MLXIO

Canonical source: https://mlxio.com/cybersecurity/secure-boot-deadline-patch-tuesday