Kernel booted successfully under Secure Boot:
Observed in dmesg: [ 0.000000] secureboot: Secure boot enabled [ 0.000000] Kernel is locked down from EFI Secure Boot mode; see man kernel_lockdown.7
Lockdown file showing [integrity]: root@jammy-vm:~# cat /sys/kernel/security/lockdown none [integrity] confidentiality
Kernel booted successfully under Secure Boot:
Observed in dmesg:
[ 0.000000] secureboot: Secure boot enabled
[ 0.000000] Kernel is locked down from EFI Secure Boot mode; see man kernel_lockdown.7
Lockdown file showing [integrity]: security/ lockdown
root@jammy-vm:~# cat /sys/kernel/
none [integrity] confidentiality