It's dead, Jim – the old Microsoft UEFI CA from 2011 expired yesterday

OS & Low-Level Tech(blog.einval.com)view on HackerNews
DebianUEFICA rolloverSecure BootLinux distribution.

Author: zdw

Date: 6/28/2026

Article Summary:
Debian and other distributions successfully transition to new UEFI CA after the old Microsoft CA expired.