GCP-Debian-11.sh

@@ -11,11 +11,11 @@ sudo find /etc/apt/sources.list.d -type f -exec sudo sed -i 's/http:/https:/g' {
 # Update and install packages
 sudo apt update
 sudo apt upgrade -y
+sudo apt install -y --no-install-recommends tuned unbound resolvconf ufw
 
 # Setup ufw
-sudo apt install ufw -y
 sudo ufw enable
-sudo ufw allow OpenSSH
+sudo ufw allow 22/tcp
 
 # Harden SSH
 echo 'GSSAPIAuthentication no
@@ -42,9 +42,6 @@ sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/s
 echo "* hard core 0" | tee -a /etc/security/limits.conf
 
 # Setup unbound
-
-sudo apt instal unbound resolvconf -y
-
 echo 'server:
   trust-anchor-signaling: yes
   root-key-sentinel: yes
@@ -115,7 +112,6 @@ sudo systemctl restart unbound
 sudo systemctl disable --now systemd-resolved
 
 # Setup tuned
-sudo dnf install tuned -y
 sudo tuned-adm profile virtual-guest
 
 # Enable fstrim.timer

Proxmox-8.sh

@@ -21,13 +21,12 @@ systemctl restart sshd
 # Setup repositories
 sed -i '1 {s/^/#/}' /etc/apt/sources.list.d/pve-enterprise.list
 
-echo 'deb https://deb.debian.org/debian/ bookworm main contrib non-free non-free-firmware
+echo 'deb https://deb.debian.org/debian/ bookworm main contrib non-free
 
-deb http://deb.debian.org/debian-security/ bookworm-security main contrib non-free non-free-firmware
+deb https://deb.debian.org/debian/ bookworm-updates main contrib non-free
 
-deb https://deb.debian.org/debian/ bookworm-updates main contrib non-free non-free-firmware
-
-deb https://deb.debian.org/debian/ bookworm-backports main contrib non-free non-free-firmware
+# security updates
+deb https://security.debian.org bookworm-security main contrib non-free
 
 deb http://download.proxmox.com/debian/pve bookworm pve-no-subscription' | tee /etc/apt/sources.list
 

RHEL-Server-9.sh

@@ -49,10 +49,10 @@ sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/s
 sudo systemctl daemon-reload
 sudo systemctl restart irqbalance
 
+# Install packages
+sudo dnf install tuned unbound yara -y
+
 # Setup unbound
-
-sudo dnf install unbound -y
-
 echo 'server:
   chroot: ""
 
@@ -113,8 +113,6 @@ LockPersonality=yes' | sudo tee /etc/systemd/system/unbound.service.d/override.c
 
 sudo systemctl enable --now unbound
 
-# Setup yara
-sudo dnf install -y yara
 sudo insights-client --collector malware-detection
 sudo sed -i 's/test_scan: true/test_scan: false/' /etc/insights-client/malware-detection-config.yml
 
@@ -123,16 +121,7 @@ sudo sed -i 's/test_scan: true/test_scan: false/' /etc/insights-client/malware-d
 sudo sed -i 's/apply_updates = no/apply_updates = yes\nreboot = when-needed/g' /etc/dnf/automatic.conf
 sudo systemctl enable --now dnf-automatic.timer
 
-#Setup fwupd
-sudo dnf install fwupd -y
-mkdir -p /etc/systemd/system/fwupd-refresh.service.d
-echo '[Service]
-ExecStart=/usr/bin/fwupdmgr update' | tee /etc/systemd/system/fwupd-refresh.service.d/override.conf
-sudo systemctl daemon-reload
-sudo systemctl enable --now fwupd-refresh.timer
-
 # Setup tuned
-sudo dnf install tuned -y
 sudo tuned-adm profile virtual-guest
 
 # Enable fstrim.timer

Ubuntu-22.04-Desktop.sh

@@ -1,15 +1,13 @@
 #!/bin/bash
 
 #Please note that this is how I PERSONALLY setup my computer - I do some stuff such as not using anything to download GNOME extensions from extensions.gnome.org and installing the extensions as a package instead
-##The script assumes you already have Ubuntu Pro activated
+#Customize it to your liking
+#Run this script as your admin user, NOT root
 
-#Compliance and updates
+# Compliance
 sudo ua enable usg
-sudo apt update -y
-sudo apt full-upgrade -y
 sudo apt install -y usg
-sudo apt autoremove -y
-sudo usg fix cis_level2_server
+sudo usg fix cis_level2_workstation
 
 # Remove AIDE
 sudo apt purge -y aide*
@@ -24,6 +22,9 @@ sudo sed -ie '/^UMASK\s\+/ s/022/077/' /etc/login.defs
 sudo sed -i 's/USERGROUPS_ENAB yes/USERGROUPS_ENAB no/g' /etc/login.defs
 echo "umask 077" | sudo tee --append /etc/profile
 
+# Make sure the system has curl (minimal installs do not include it)
+sudo apt install -y curl
+
 # Setup NTS
 sudo systemctl disable systemd-timesyncd
 sudo apt install -y chrony
@@ -113,5 +114,4 @@ EOF
 sudo systemctl restart NetworkManager
 
 # Enable fstrim.timer
-sudo apt install tuned -y
 sudo systemctl enable --now fstrim.timer

Ubuntu-22.04-Server.sh

@@ -1,22 +1,24 @@
 #!/bin/bash
 
 #Meant to be run on Ubuntu Pro Minimal 
-#The script assumes you already have Ubuntu Pro activated
 
-#Compliance and updates
+#Compliance
 sudo ua enable usg
-sudo apt update -y
-sudo apt full-upgrade -y
-sudo apt install -y usg curl libpam-pwquality
-sudo apt autoremove -y
+sudo apt install -y usg
 sudo usg fix cis_level2_server
 
 # Remove AIDE
 sudo apt purge -y aide*
 
+# Update and install packages
+sudo apt update -y
+sudo apt full-upgrade -y
+sudo apt install -y curl fwupd libpam-pwquality tuned unbound
+
 # Setup NTS
-sudo systemctl disable --now systemd-timesyncd
+sudo systemctl disable systemd-timesyncd
 sudo apt install -y chrony
+rm -rf /etc/chrony/chrony.conf
 sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony/chrony.conf
 sudo systemctl restart chronyd
 
@@ -25,11 +27,11 @@ sudo systemctl restart chronyd
 sudo apt purge -y ufw
 sudo snap install ufw
 sudo ufw enable
-sudo ufw allow OpenSSH
+sudo ufw allow 22
 
 # Harden SSH
-echo "GSSAPIAuthentication no
-echo "VerifyHostKeyDNS yes" | sudo tee /etc/ssh/ssh_config.d/10-custom.conf
+echo "GSSAPIAuthentication no" | sudo tee /etc/ssh/ssh_config.d/10-custom.conf
+echo "VerifyHostKeyDNS yes" | sudo tee -a /etc/ssh/ssh_config.d/10-custom.conf
 sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
 sudo mkdir -p /etc/systemd/system/sshd.service.d
 sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/local.conf
@@ -37,9 +39,6 @@ sudo systemctl daemon-reload
 sudo systemctl restart sshd
 
 # Setup unbound
-
-sudp apt install -y unbound
-
 echo 'server:
   trust-anchor-signaling: yes
   root-key-sentinel: yes
@@ -122,8 +121,6 @@ sudo systemctl stop whoopsie.service
 sudo systemctl disable whoopsie.service
 sudo systemctl mask whoopsie.service
 
-#Setup fwupd
-sudo apt install fwupd -y
 mkdir -p /etc/systemd/system/fwupd-refresh.service.d
 echo '[Service]
 ExecStart=/usr/bin/fwupdmgr update' | tee /etc/systemd/system/fwupd-refresh.service.d/override.conf
@@ -131,7 +128,6 @@ sudo systemctl daemon-reload
 sudo systemctl enable --now fwupd-refresh.timer
 
 # Setup tuned
-sudo apt install tuned -y
 sudo tuned-adm profile virtual-guest
 
 # Enable fstrim.timer