https://www.rockpapershotgun.com/steams-latest-beta-lets-you-easily-check-if-you-have-secure-boot-enabled-before-firing-up-battlefield-6-or-call-of-duty
Steam's latest beta lets you easily check if you have Secure Boot enabled before firing up...
easily checksteamlatestbeta
https://arstechnica.com/information-technology/2023/03/unkillable-uefi-malware-bypassing-secure-boot-enabled-by-unpatchable-windows-flaw/
Stealthy UEFI malware bypassing Secure Boot enabled by unpatchable Windows flaw - Ars Technica
Mar 7, 2023 - BlackLotus represents a major milestone in the continuing evolution of UEFI bootkits.
secure boot enabledstealthy