root@noble:~# uname -a Linux noble 6.8.0-38-fips #38+fips1-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 17 17:48:46 UTC 202 x86_64 x86_64 x86_64 GNU/Linux root@noble:~# dmesg | grep -i 'secure boot' | head -3 [ 0.000000] secureboot: Secure boot enabled [ 0.000000] Kernel is locked down from EFI Secure Boot mode; see man kernel_lockdown.7 [ 0.017446] secureboot: Secure boot enabled root@noble:~# cat /sys/kernel/security/lockdown none [integrity] confidentiality
root@noble:~# uname -a Linux noble 6.8.0-38-fips #38+fips1-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 17 18:20:50 UTC 202 aarch64 aarch64 aarch64 GNU/Linux root@noble:~# dmesg | grep -i 'secure boot' | head -3 [ 0.000000] secureboot: Secure boot enabled [ 0.000000] Kernel is locked down from EFI Secure Boot mode; see man kernel_lockdown.7 [ 3.660935] Loaded X.509 cert 'Canonical Ltd. Secure Boot Signing: 61482aa2830d0ab2ad5af10b7250da9033ddcef0' root@noble:~# cat /sys/kernel/security/lockdown none [integrity] confidentiality
root@noble:~# uname -a security/ lockdown
Linux noble 6.8.0-38-fips #38+fips1-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 17 17:48:46 UTC 202 x86_64 x86_64 x86_64 GNU/Linux
root@noble:~# dmesg | grep -i 'secure boot' | head -3
[ 0.000000] secureboot: Secure boot enabled
[ 0.000000] Kernel is locked down from EFI Secure Boot mode; see man kernel_lockdown.7
[ 0.017446] secureboot: Secure boot enabled
root@noble:~# cat /sys/kernel/
none [integrity] confidentiality
root@noble:~# uname -a 2ad5af10b7250da 9033ddcef0' security/ lockdown
Linux noble 6.8.0-38-fips #38+fips1-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 17 18:20:50 UTC 202 aarch64 aarch64 aarch64 GNU/Linux
root@noble:~# dmesg | grep -i 'secure boot' | head -3
[ 0.000000] secureboot: Secure boot enabled
[ 0.000000] Kernel is locked down from EFI Secure Boot mode; see man kernel_lockdown.7
[ 3.660935] Loaded X.509 cert 'Canonical Ltd. Secure Boot Signing: 61482aa2830d0ab
root@noble:~# cat /sys/kernel/
none [integrity] confidentiality