QubesOS-Scripts/kicksecure-minimal/kicksecure.sh

#!/bin/bash

sudo apt install curl -y

#Adding KickSecure's signing key
curl --proxy http://127.0.0.1:8082/ --tlsv1.3 --proto =https --max-time 180 --output ~/derivative.asc https://www.kicksecure.com/derivative.asc
sudo cp ~/derivative.asc /usr/share/keyrings/derivative.asc
echo "deb [signed-by=/usr/share/keyrings/derivative.asc] https://deb.kicksecure.com bullseye main contrib non-free" | sudo tee /etc/apt/sources.list.d/derivative.list
sudo apt update

#Distribution morphing
sudo apt install --no-install-recommends kicksecure-qubes-cli -y
sudo apt autoremove -y
sudo mv /etc/apt/sources.list ~/
sudo touch /etc/apt/sources.list

#Enabling SUID Disabler and Permission Hardener
sudo systemctl enable --now permission-hardening

#Install LKRG
sudo apt install --no-install-recommends linux-headers-amd64 lkrg-dkms -y

#Enable hardened malloc
echo "/usr/lib/libhardened_malloc.so/libhardened_malloc.so" | sudo tee /etc/ld.so.preload

#Restrict /proc and access
sudo systemctl enable --now proc-hidepid.service

#Reduce kernel information leaks
#Will break a lot of applications. The apps I use on KickSecure work fine with it so I am enabling it.
sudo systemctl enable --now hide-hardware-info.service