security-misc/usr/lib/sysctl.d/30_silent-kernel-printk.conf

## Copyright (C) 2019 - 2024 ENCRYPTED SUPPORT LP <adrelanos@whonix.org>
## See the file COPYING for copying conditions.

## Prevent kernel information leaks in the console during boot.
##
kernel.printk = 3 3 3 3

## NOTE:
## For higher verbosity, the user might also want to delete file
## /etc/default/grub.d/41_quiet.cfg
## (or out-comment its settings).
##
## Alternatively, the user could consider to install the debug-misc package,
## which will undo the settings found here.