mirror of
https://github.com/tommytran732/Linux-Setup-Scripts
synced 2024-11-08 03:01:34 -05:00
Improved consistency across distros
This commit is contained in:
GitHub
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59723e61eb
commit
8ae830a175
@ -25,6 +25,27 @@ echo "umask 077" | sudo tee -a /etc/bashrc
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# Make home directory private
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chmod 700 /home/*
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# Setup NTS
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sudo rm -rf /etc/chrony/chrony.conf
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sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony/chrony.conf
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echo '# Command-line options for chronyd
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OPTIONS="-F 1"' | sudo tee /etc/sysconfig/chronyd
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sudo systemctl restart chronyd
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# Setup Firewalld
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sudo firewall-cmd --permanent --remove-port=1025-65535/udp
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sudo firewall-cmd --permanent --remove-port=1025-65535/tcp
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sudo firewall-cmd --permanent --remove-service=mdns
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sudo firewall-cmd --permanent --remove-service=ssh
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sudo firewall-cmd --permanent --remove-service=samba-client
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sudo firewall-cmd --reload
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# Harden SSH
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echo "GSSAPIAuthentication no" | sudo tee /etc/ssh/ssh_config.d/10-custom.conf
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echo "VerifyHostKeyDNS yes" | sudo tee -a /etc/ssh/ssh_config.d/10-custom.conf
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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# Security kernel settings
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
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@ -36,21 +57,9 @@ sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
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sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
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sudo mkdir -p /etc/systemd/system/irqbalance.service.d
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sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf -o /etc/systemd/system/irqbalance.service.d/99-brace.conf
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sudo mkdir -p /etc/systemd/system/sshd.service.d
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sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/limits.conf
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echo "GSSAPIAuthentication no" | sudo tee /etc/ssh/ssh_config.d/10-custom.conf
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echo "VerifyHostKeyDNS yes" | sudo tee -a /etc/ssh/ssh_config.d/10-custom.conf
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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#Setup NTS
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sudo rm -rf /etc/chrony/chrony.conf
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sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony/chrony.conf
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echo '# Command-line options for chronyd
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OPTIONS="-F 1"' | sudo tee /etc/sysconfig/chronyd
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sudo systemctl restart chronyd
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sudo systemctl restart NetworkManager
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sudo systemctl restart irqbalance
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# Disable automount
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echo '[org/gnome/desktop/media-handling]
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@ -62,14 +71,6 @@ org/gnome/desktop/media-handling/automount-open' | sudo tee /etc/dconf/db/local.
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sudo dconf update
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#Setup Firewalld
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sudo firewall-cmd --permanent --remove-port=1025-65535/udp
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sudo firewall-cmd --permanent --remove-port=1025-65535/tcp
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sudo firewall-cmd --permanent --remove-service=mdns
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sudo firewall-cmd --permanent --remove-service=ssh
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sudo firewall-cmd --permanent --remove-service=samba-client
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sudo firewall-cmd --reload
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# Speed up DNF
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echo 'fastestmirror=1' | sudo tee -a /etc/dnf/dnf.conf
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echo 'deltarpm=true' | sudo tee -a /etc/dnf/dnf.conf
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@ -110,7 +111,10 @@ sudo dnf -y remove fedora-bookmarks fedora-chromium-config firefox mozilla-files
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sudo dnf config-manager --set-disabled fedora-cisco-openh264 -y
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# Install packages that I use
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sudo dnf -y install gnome-console git-core flat-remix-theme gnome-shell-extension-appindicator gnome-shell-extension-blur-my-shell gnome-shell-extension-background-logo gnome-shell-extension-dash-to-dock gnome-shell-extension-no-overview
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sudo dnf -y install gnome-console git-core flat-remix-theme gnome-shell-extension-appindicator gnome-shell-extension-blur-my-shell gnome-shell-extension-background-logo gnome-shell-extension-dash-to-dock gnome-shell-extension-no-overview tuned
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# Setup tuned
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sudo tuned-adm profile latency-performance
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# Enable auto TRIM
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sudo systemctl enable fstrim.timer
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@ -127,7 +131,7 @@ sudo echo "UUID=${PARTITIONUUID} /btrfs_pool btrfs subvolid=5,ssd,
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sudo grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg
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sudo dnf -y install timeshift
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#Randomize MAC address
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# andomize MAC address
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sudo bash -c 'cat > /etc/NetworkManager/conf.d/00-macrandomize.conf' <<-'EOF'
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[device]
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wifi.scan-rand-mac-address=yes
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@ -16,6 +16,3 @@ sudo apt update
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sudo apt -y --no-install-recommends install runsc
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sudo runsc install
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sudo systemctl restart docker
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# Enable fstrim.timer
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sudo systemctl enable --now fstrim.timer
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@ -1,22 +1,45 @@
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#!/bin/bash
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echo 'GSSAPIAuthentication no
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VerifyHostKeyDNS yes' | sudo tee /etc/ssh/ssh_config.d/10-custom.conf
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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sudo sed -i 's/#GSSAPIAuthentication no/GSSAPIAuthentication no/g' /etc/ssh/sshd_config
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sudo systemctl restart sshd
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# Setup NTS
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sudo rm -rf /etc/chrony/chrony.conf
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sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony/chrony.conf
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sudo systemctl restart chronyd
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# Setup repositories
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sudo find /etc/apt/sources.list.d -type f -exec sudo sed -i 's/http:/https:/g' {} \;
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# Update and install packages
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sudo apt update
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sudo apt upgrade -y
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sudo apt install -y --no-install-recommends tuned unbound resolvconf ufw
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# Setup ufw
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sudo ufw enable
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sudo ufw allow 22/tcp
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#Setup tuned
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sudo tuned-adm profile virtual-guest
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# Harden SSH
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echo 'GSSAPIAuthentication no
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VerifyHostKeyDNS yes' | sudo tee /etc/ssh/ssh_config.d/10-custom.conf
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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sudo sed -i 's/#GSSAPIAuthentication no/GSSAPIAuthentication no/g' /etc/ssh/sshd_config
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sudo mkdir -p /etc/systemd/system/sshd.service.d
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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
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sudo systemctl daemon-reload
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sudo systemctl restart sshd
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# Kernel Hardening
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
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sudo sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
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sudo sed -i 's/net.ipv4.icmp_echo_ignore_all=1/net.ipv4.icmp_echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf
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sudo sed -i 's/net.ipv6.icmp.echo_ignore_all=1/net.ipv6.icmp.echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc_kexec-disable.conf -o /etc/sysctl.d/30_security-misc_kexec-disable.conf
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sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
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sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
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echo "* hard core 0" | tee -a /etc/security/limits.conf
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# Setup unbound
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echo 'server:
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@ -88,24 +111,8 @@ sudo systemctl daemon-reload
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sudo systemctl restart unbound
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sudo systemctl disable --now systemd-resolved
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sudo mkdir -p /etc/systemd/system/sshd.service.d
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sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/limits.conf -o /etc/systemd/system/sshd.service.d/limits.conf
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sudo rm -rf /etc/chrony/chrony.conf
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sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony/chrony.conf
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sudo systemctl restart chronyd
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
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sudo sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
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sudo sed -i 's/net.ipv4.icmp_echo_ignore_all=1/net.ipv4.icmp_echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf
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sudo sed -i 's/net.ipv6.icmp.echo_ignore_all=1/net.ipv6.icmp.echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc_kexec-disable.conf -o /etc/sysctl.d/30_security-misc_kexec-disable.conf
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sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
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sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
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echo "* hard core 0" | tee -a /etc/security/limits.conf
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# Setup tuned
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sudo tuned-adm profile virtual-guest
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# Enable fstrim.timer
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sudo ystemctl enable --now fstrim.timer
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23
Proxmox-8.sh
23
Proxmox-8.sh
@ -2,15 +2,23 @@
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# You need to add either the non-subscription repo or the testing repo from the Proxmox WebUI after running this script.
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# Setup NTS
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rm -rf /etc/chrony/chrony.conf
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curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony/chrony.conf
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systemctl restart chronyd
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# Harden SSH
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echo 'GSSAPIAuthentication no
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VerifyHostKeyDNS yes' | tee /etc/ssh/ssh_config.d/10-custom.conf
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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sed -i 's/#PasswordAuthentication yes/PasswordAuthentication no/g' /etc/ssh/sshd_config
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sed -i 's/#GSSAPIAuthentication no/GSSAPIAuthentication no/g' /etc/ssh/sshd_config
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mkdir -p /etc/systemd/system/sshd.service.d
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curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/limits.conf -o /etc/systemd/system/sshd.service.d/limits.conf
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curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/local.conf
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systemctl daemon-reload
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systemctl restart sshd
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# Setup repositories
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sed -i '1 {s/^/#/}' /etc/apt/sources.list.d/pve-enterprise.list
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echo 'deb https://deb.debian.org/debian/ bookworm main contrib non-free
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@ -22,21 +30,17 @@ deb https://security.debian.org bookworm-security main contrib non-free
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deb http://download.proxmox.com/debian/pve bookworm pve-no-subscription' | tee /etc/apt/sources.list
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# Update and install packages
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apt update
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apt upgrade -y
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apt install -y --no-install-recommends intel-microcode tuned fwupd dropbear-initramfs
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tuned-adm profile virtual-host
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rm -rf /etc/chrony/chrony.conf
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curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony/chrony.conf
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systemctl restart chronyd
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### This part assumes that you are using systemd-boot
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echo -e "spectre_v2=on spec_store_bypass_disable=on l1tf=full,force mds=full,nosmt tsx=off tsx_async_abort=full,nosmt kvm.nx_huge_pages=force nosmt=force l1d_flush=on mmio_stale_data=full,nosmt random.trust_bootloader=off random.trust_cpu=off intel_iommu=on amd_iommu=on efi=disable_early_pci_dma iommu.passthrough=0 iommu.strict=1 slab_nomerge init_on_alloc=1 init_on_free=1 pti=on vsyscall=none page_alloc.shuffle=1 randomize_kstack_offset=on extra_latent_entropy debugfs=off $(cat /etc/kernel/cmdline)" > /etc/kernel/cmdline
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proxmox-boot-tool refresh
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###
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# Kernel hardening
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curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
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curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
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sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
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@ -50,6 +54,8 @@ echo "* hard core 0" | tee -a /etc/security/limits.conf
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sed -i 's/#GSSAPIAuthentication no/GSSAPIAuthentication no/g' /etc/ssh/sshd_config
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# Setup automatic updates
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mkdir -p /etc/systemd/system/pve-daily-update.service.d
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echo '[Service]
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ExecStart=/usr/bin/pveupgrade' | tee /etc/systemd/system/pve-daily-update.service.d/override.conf
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@ -67,5 +73,8 @@ sed -Ezi.bak "s/(Ext.Msg.show\(\{\s+title: gettext\('No valid sub)/void\(\{ \/\/
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systemctl restart pveproxy.service
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# Setup tuned
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tuned-adm profile virtual-host
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# Enable fstrim.timer
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systemctl enable --now fstrim.timer
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@ -1,6 +1,20 @@
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#!/bin/bash
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#Assuming that you are using ANSSI-BP-028
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# Setup NTS
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sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf
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echo '# Command-line options for chronyd
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OPTIONS="-F 1"' | sudo tee /etc/sysconfig/chronyd
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sudo systemctl restart chronyd
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# Setup Firewalld
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sudo firewall-cmd --permanent --remove-service=cockpit
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sudo firewall-cmd --reload
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# Harden SSH
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mkdir -p /etc/ssh/ssh_config.d /etc/ssh/sshd_config.d
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echo 'GSSAPIAuthentication no
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VerifyHostKeyDNS yes' | sudo tee /etc/ssh/ssh_config.d/10-custom.conf
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@ -8,11 +22,37 @@ sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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echo 'X11Forwarding no
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GSSAPIAuthentication no
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PasswordAuthentication no' | sudo tee /etc/ssh/sshd_config.d/10-custom.conf
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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
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sudo systemctl daemon-reload
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sudo systemctl restart sshd
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sudo dnf install tuned unbound yara -y
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sudo tuned-adm profile virtual-guest
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# Kernel hardening
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
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sudo sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
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sudo sed -i 's/net.ipv4.icmp_echo_ignore_all=1/net.ipv4.icmp_echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf
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sudo sed -i 's/net.ipv6.icmp.echo_ignore_all=1/net.ipv6.icmp.echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
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sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc_kexec-disable.conf -o /etc/sysctl.d/30_security-misc_kexec-disable.conf
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sudo sysctl -p
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# Systemd hardening
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sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
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sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
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sudo systemctl daemon-reload
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sudo systemctl restart NetworkManager
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sudo mkdir -p /etc/systemd/system/irqbalance.service.d
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sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf -o /etc/systemd/system/irqbalance.service.d/99-brace.conf
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sudo systemctl daemon-reload
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sudo systemctl restart irqbalance
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# Install packages
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sudo dnf install tuned unbound yara -y
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# Setup unbound
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echo 'server:
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chroot: ""
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@ -73,44 +113,16 @@ LockPersonality=yes' | sudo tee /etc/systemd/system/unbound.service.d/override.c
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sudo systemctl enable --now unbound
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sudo mkdir -p /etc/systemd/system/sshd.service.d
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sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/limits.conf -o /etc/systemd/system/sshd.service.d/limits.conf
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sudo systemctl restart sshd
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|
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sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf
|
||||
|
||||
echo '# Command-line options for chronyd
|
||||
OPTIONS="-F 1"' | sudo tee /etc/sysconfig/chronyd
|
||||
|
||||
sudo systemctl restart chronyd
|
||||
|
||||
sudo insights-client --collector malware-detection
|
||||
sudo sed -i 's/test_scan: true/test_scan: false/' /etc/insights-client/malware-detection-config.yml
|
||||
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
|
||||
sudo sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
|
||||
sudo sed -i 's/net.ipv4.icmp_echo_ignore_all=1/net.ipv4.icmp_echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf
|
||||
sudo sed -i 's/net.ipv6.icmp.echo_ignore_all=1/net.ipv6.icmp.echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc_kexec-disable.conf -o /etc/sysctl.d/30_security-misc_kexec-disable.conf
|
||||
sudo sysctl -p
|
||||
|
||||
sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
|
||||
sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
|
||||
sudo systemctl daemon-reload
|
||||
sudo systemctl restart NetworkManager
|
||||
|
||||
sudo mkdir -p /etc/systemd/system/irqbalance.service.d
|
||||
sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf -o /etc/systemd/system/irqbalance.service.d/99-brace.conf
|
||||
sudo systemctl daemon-reload
|
||||
sudo systemctl restart irqbalance
|
||||
|
||||
sudo firewall-cmd --permanent --remove-service=cockpit
|
||||
sudo firewall-cmd --reload
|
||||
# Setup automatic updates
|
||||
|
||||
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 tuned
|
||||
sudo tuned-adm profile virtual-guest
|
||||
|
||||
# Enable fstrim.timer
|
||||
sudo systemctl enable --now fstrim.timer
|
||||
@ -9,6 +9,9 @@ sudo ua enable usg
|
||||
sudo apt install -y usg
|
||||
sudo usg fix cis_level2_workstation
|
||||
|
||||
# Remove AIDE
|
||||
sudo apt purge -y aide*
|
||||
|
||||
# Allow su which is disabled by CIS
|
||||
sudo sed -i 's/auth required pam_wheel.so use_uid group=sugroup//g' /etc/pam.d/su
|
||||
|
||||
@ -22,7 +25,25 @@ 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
|
||||
|
||||
#Security kernel settings
|
||||
# Setup NTS
|
||||
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
|
||||
|
||||
# Setup UFW
|
||||
#UFW Snap is strictly confined, unlike its .deb counterpart
|
||||
sudo apt purge -y ufw
|
||||
sudo snap install ufw
|
||||
sudo ufw enable
|
||||
|
||||
# Harden SSH
|
||||
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
|
||||
|
||||
# Kernel hardening
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
|
||||
@ -33,19 +54,6 @@ sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
|
||||
sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf
|
||||
sudo mkdir -p /etc/systemd/system/irqbalance.service.d
|
||||
sudo curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf -o /etc/systemd/system/irqbalance.service.d/99-brace.conf
|
||||
sudo mkdir -p /etc/systemd/system/sshd.service.d
|
||||
sudo curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/limits.conf -o /etc/systemd/system/sshd.service.d/limits.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
|
||||
|
||||
#Setup NTS
|
||||
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
|
||||
|
||||
# Disable automount
|
||||
|
||||
@ -60,12 +68,6 @@ org/gnome/desktop/media-handling/automount-open' | sudo tee /etc/dconf/db/local.
|
||||
|
||||
sudo dconf update
|
||||
|
||||
#Setup UFW
|
||||
#UFW Snap is strictly confined, unlike its .deb counterpart
|
||||
sudo apt purge -y ufw
|
||||
sudo snap install ufw
|
||||
sudo ufw enable
|
||||
|
||||
# Disable crash reports
|
||||
echo '[com/ubuntu/update-notifier]
|
||||
show-apport-crashes=false' | sudo tee /etc/dconf/db/local.d/disable-apport-crashes
|
||||
|
||||
@ -7,13 +7,36 @@ sudo ua enable usg
|
||||
sudo apt install -y usg
|
||||
sudo usg fix cis_level2_server
|
||||
|
||||
#Install packages
|
||||
# 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 tuned
|
||||
sudo tuned-adm profile virtual-guest
|
||||
# Setup NTS
|
||||
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
|
||||
|
||||
# Setup UFW
|
||||
# UFW Snap is strictly confined, unlike its .deb counterpart
|
||||
sudo apt purge -y ufw
|
||||
sudo snap install ufw
|
||||
sudo ufw enable
|
||||
sudo ufw allow 22
|
||||
|
||||
# Harden SSH
|
||||
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
|
||||
sudo systemctl daemon-reload
|
||||
sudo systemctl restart sshd
|
||||
|
||||
# Setup unbound
|
||||
echo 'server:
|
||||
@ -85,30 +108,12 @@ sudo systemctl daemon-reload
|
||||
sudo systemctl restart unbound
|
||||
sudo systemctl disable --now systemd-resolved
|
||||
|
||||
#Security kernel settings
|
||||
# Kernel hardening
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf
|
||||
sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc_kexec-disable.conf -o /etc/sysctl.d/30_security-misc_kexec-disable.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
|
||||
|
||||
#Setup NTS
|
||||
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
|
||||
|
||||
#Setup UFW
|
||||
#UFW Snap is strictly confined, unlike its .deb counterpart
|
||||
sudo apt purge -y ufw
|
||||
sudo snap install ufw
|
||||
sudo ufw enable
|
||||
sudo ufw allow 22
|
||||
|
||||
sudo systemctl stop apport.service
|
||||
sudo systemctl disable apport.service
|
||||
sudo systemctl mask apport.service
|
||||
@ -122,5 +127,8 @@ ExecStart=/usr/bin/fwupdmgr update' | tee /etc/systemd/system/fwupd-refresh.serv
|
||||
sudo systemctl daemon-reload
|
||||
sudo systemctl enable --now fwupd-refresh.timer
|
||||
|
||||
# Setup tuned
|
||||
sudo tuned-adm profile virtual-guest
|
||||
|
||||
# Enable fstrim.timer
|
||||
sudo systemctl enable --now fstrim.timer
|
||||
|
||||
Loading…
Reference in New Issue
Block a user