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mirror of https://github.com/tommytran732/Linux-Setup-Scripts synced 2024-11-22 09:31:34 -05:00

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11 changed files with 95 additions and 349 deletions

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@ -46,9 +46,7 @@ sudo chmod 700 /home/*
# Setup NTS
sudo rm -rf /etc/chrony.conf
unpriv curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf | sudo tee /etc/chrony.conf
sudp chmod 644 /etc/chrony.conf
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysconfig/chronyd | sudo tee /etc/sysconfig/chronyd
sudo chmod 544 /etc/sysconfig/chronyd
sudo systemctl restart chronyd
@ -59,10 +57,8 @@ sudo /usr/bin/sed -i 's/\s+nullok//g' /etc/pam.d/system-auth
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/ssh_config.d/10-custom.conf | sudo tee /etc/ssh/ssh_config.d/10-custom.conf
sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config.d/10-custom.conf | sudo tee /etc/ssh/sshd_config.d/10-custom.conf
sudo chmod 644 /etc/ssh/sshd_config.d/10-custom.conf
sudo mkdir -p /etc/systemd/system/sshd.service.d/
unpriv curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf | sudo tee /etc/systemd/system/sshd.service.d/override.conf
sudo chmod 644 /etc/systemd/system/sshd.service.d/override.conf
sudo systemctl daemon-reload
sudo systemctl restart sshd
@ -82,21 +78,17 @@ else
fi
# Disable coredump
umask 022
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/security/limits.d/30-disable-coredump.conf | sudo tee /etc/security/limits.d/30-disable-coredump.conf
sudo chmod 644 /etc/security/limits.d/30-disable-coredump.conf
sudo mkdir -p /etc/systemd/coredump.conf.d
sudo chmod 755 /etc/systemd/coredump.conf.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/coredump.conf.d/disable.conf | sudo tee /etc/systemd/coredump.conf.d/disable.conf
sudo chmod 644 /etc/systemd/coredump.conf.d/disable.conf
umask 077
# Setup ZRAM
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/zram-generator.conf | sudo tee /etc/systemd/zram-generator.conf
sudo chmod 644 /etc/systemd/zram-generator.conf
# Setup DNF
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dnf/dnf.conf | sudo tee /etc/dnf/dnf.conf
sudo chmod 644 /etc/dnf/dnf.conf
sudo sed -i 's/^metalink=.*/&\&protocol=https/g' /etc/yum.repos.d/*
# Setup automatic updates
@ -119,10 +111,8 @@ fi
# Setup unbound
sudo dnf install unbound -y
unpriv curl https://raw.githubusercontent.com/TommyTran732/Fedora-CoreOS-Ignition/main/etc/unbound/unbound.conf | sudo tee /etc/unbound/unbound.conf
sudo chmod 644 /etc/unbound/unbound.conf
sudo mkdir /etc/systemd/system/unbound.service.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Fedora-CoreOS-Ignition/main/etc/systemd/system/unbound.service.d/override.conf | sudo tee /etc/systemd/system/unbound.service.d/override.conf
sudo chmod 644 /etc/systemd/system/unbound.service.d/override.conf
sudo systemctl enable --now unbound
sudo systemctl disable systemd-resolved
@ -133,7 +123,6 @@ if [ "$virtualization" = 'none' ]; then
sudo systemctl restart fwupd
mkdir -p /etc/systemd/system/fwupd-refresh.service.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/system/fwupd-refresh.service.d/override.conf | sudo tee /etc/systemd/system/fwupd-refresh.service.d/override.conf
sudo chmod 644 /etc/systemd/system/fwupd-refresh.service.d/override.conf
sudo systemctl daemon-reload
sudo systemctl enable --now fwupd-refresh.timer
fi
@ -171,22 +160,18 @@ sudo firewall-cmd --lockdown-on
sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
unpriv curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf | sudo tee /etc/systemd/system/NetworkManager.service.d/99-brace.conf
sudo chmod 644 /etc/systemd/system/NetworkManager.service.d/99-brace.conf
sudo systemctl daemon-reload
sudo systemctl restart NetworkManager
# irqbalance hardening
sudo mkdir -p /etc/systemd/system/irqbalance.service.d
unpriv curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf | sudo tee /etc/systemd/system/irqbalance.service.d/99-brace.conf
sudo chmod 644 /etc/systemd/system/irqbalance.service.d/99-brace.conf
sudo systemctl daemon-reload
sudo systemctl restart irqbalance
# Setup notices
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/issue | sudo tee /etc/issue
sudo chmod 644 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/issue
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/issue | sudo tee /etc/issue.net
sudo chmod 644 /etc/issue.net
# Final notes to the user
output 'Server setup complete. To use unbound for DNS, you need to reboot.'

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@ -49,9 +49,8 @@ if [ "${virtualization}" = 'parallels' ]; then
else
sudo rm -rf /etc/chrony.conf
unpriv curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf | sudo tee /etc/chrony.conf
sudo chmod 644 /etc/chrony.conf
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysconfig/chronyd | sudo tee /etc/sysconfig/chronyd
sudo chmod 644 /etc/sysconfig/chronyd
sudo systemctl restart chronyd
fi
@ -65,10 +64,8 @@ sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
# Security kernel settings
if [ "${virtualization}" = 'parallels' ]; then
unpriv curl https://raw.githubusercontent.com/TommyTran732/Kernel-Module-Blacklist/main/etc/modprobe.d/workstation-blacklist.conf | sudo tee /etc/modprobe.d/workstation-blacklist.conf
sudo chmod 644 /etc/modprobe.d/workstation-blacklist.conf
else
unpriv curl https://raw.githubusercontent.com/secureblue/secureblue/live/config/files/usr/etc/modprobe.d/blacklist.conf | sudo tee /etc/modprobe.d/workstation-blacklist.conf
sudo chmod 644 /etc/modprobe.d/workstation-blacklist.conf
fi
sudo chmod 644 /etc/modprobe.d/workstation-blacklist.conf
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysctl.d/99-workstation.conf | sudo tee /etc/sysctl.d/99-workstation.conf
@ -92,46 +89,40 @@ else
fi
# Disable coredump
umask 022
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/security/limits.d/30-disable-coredump.conf | sudo tee /etc/security/limits.d/30-disable-coredump.conf
sudo chmod 644 /etc/security/limits.d/30-disable-coredump.conf
sudo mkdir -p /etc/systemd/coredump.conf.d
sudo chmod 755 /etc/systemd/coredump.conf.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/coredump.conf.d/disable.conf | sudo tee /etc/systemd/coredump.conf.d/disable.conf
sudo chmod 644 /etc/systemd/coredump.conf.d/disable.conf
umask 077
# Disable XWayland
umask 022
sudo mkdir -p /etc/systemd/user/org.gnome.Shell@wayland.service.d
sudo chmod 755 /etc/systemd/user/org.gnome.Shell@wayland.service.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/user/org.gnome.Shell%40wayland.service.d/override.conf | sudo tee /etc/systemd/user/org.gnome.Shell@wayland.service.d/override.conf
sudo chmod 644 /etc/systemd/user/org.gnome.Shell@wayland.service.d/override.conf
umask 077
# Setup dconf
umask 022
mkdir -p /etc/dconf/db/local.d/locks
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/locks/automount-disable | sudo tee /etc/dconf/db/local.d/locks/automount-disable
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/locks/privacy | sudo tee /etc/dconf/db/local.d/locks/privacy
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/adw-gtk3-dark | sudo tee /etc/dconf/db/local.d/adw-gtk3-dark
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/automount-disable | sudo tee /etc/dconf/db/local.d/automount-disable
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/button-layout | sudo tee /etc/dconf/db/local.d/button-layout
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/prefer-dark | sudo tee /etc/dconf/db/local.d/prefer-dark
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/privacy | sudo tee /etc/dconf/db/local.d/privacy
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/touchpad | sudo tee /etc/dconf/db/local.d/touchpad
sudo chmod 644 /etc/dconf/db/local.d/*
mkdir -p /etc/dconf/db/local.d/locks
sudo chmod 755 /etc/dconf/db/local.d/locks
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/locks/automount-disable | sudo tee /etc/dconf/db/local.d/locks/automount-disable
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/locks/privacy | sudo tee /etc/dconf/db/local.d/locks/privacy
sudo chmod 644 /etc/dconf/db/local.d/locks/*
umask 022
sudo dconf update
umask 077
# Setup ZRAM
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/zram-generator.conf | sudo tee /etc/systemd/zram-generator.conf
sudo chmod 644 /etc/systemd/zram-generator.conf
# Setup DNF
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dnf/dnf.conf | sudo tee /etc/dnf/dnf.conf
sudo chmod 644 /etc/dnf/dnf.conf
sudo sed -i 's/^metalink=.*/&\&protocol=https/g' /etc/yum.repos.d/*
# Remove firefox packages
@ -162,7 +153,7 @@ sudo dnf remove -y baobab chrome-gnome-shell eog gnome-boxes gnome-calculator gn
gnome-themes-extra gnome-tour gnome-user* gnome-weather loupe snapshot totem
# Remove apps
sudo dnf remove -y abrt* cheese evince file-roller* libreoffice* mediawriter rhythmbox yelp
sudo dnf remove -y abrt cheese evince file-roller* libreoffice* mediawriter rhythmbox yelp
# Remove other packages
sudo dnf remove -y lvm2 rng-tools thermald '*perl*' yajl
@ -197,6 +188,7 @@ flatpak update -y
# Install Microsoft Edge if x86_64
MACHINE_TYPE=$(uname -m)
if [ "${MACHINE_TYPE}" == 'x86_64' ]; then
umask 022
output 'x86_64 machine, installing Microsoft Edge.'
echo '[microsoft-edge]
name=microsoft-edge
@ -204,17 +196,13 @@ baseurl=https://packages.microsoft.com/yumrepos/edge/
enabled=1
gpgcheck=1
gpgkey=https://packages.microsoft.com/keys/microsoft.asc' | sudo tee /etc/yum.repos.d/microsoft-edge.repo
sudo chmod 644 /etc/yum.repos.d/microsoft-edge.repo
sudo dnf install -y microsoft-edge-stable
sudo mkdir -p /etc/opt/edge/policies/managed/ /etc/opt/edge/policies/recommended/
sudo chmod 755 /etc/opt/edge/policies/managed/ /etc/opt/edge/policies/recommended/
unpriv curl https://raw.githubusercontent.com/TommyTran732/Microsoft-Edge-Policies/main/Linux/managed.json | sudo tee /etc/opt/edge/policies/managed/managed.json
unpriv curl https://raw.githubusercontent.com/TommyTran732/Microsoft-Edge-Policies/main/Linux/recommended.json | sudo tee /etc/opt/edge/policies/recommended/recommended.json
sudo chmod 644 /etc/opt/edge/policies/managed/managed.json /etc/opt/edge/policies/recommended/recommended.json
sudo mkdir -p /usr/local/share/applications
sudo chmod 755 /usr/local/share/applications
sed 's/^Exec=\/usr\/bin\/microsoft-edge-stable/& --ozone-platform=wayland --start-maximized/g' /usr/share/applications/microsoft-edge.desktop | sudo tee /usr/local/share/applications/microsoft-edge.desktop
sudo chmod 644 /usr/local/share/applications/microsoft-edge.desktop
umask 077
fi
# Setup fwupd
@ -252,16 +240,13 @@ sudo firewall-cmd --reload
sudo firewall-cmd --lockdown-on
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/NetworkManager/conf.d/00-macrandomize.conf | sudo tee /etc/NetworkManager/conf.d/00-macrandomize.conf
sudo chmod 644 /etc/NetworkManager/conf.d/00-macrandomize.conf
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/NetworkManager/conf.d/01-transient-hostname.conf | sudo tee /etc/NetworkManager/conf.d/01-transient-hostname.conf
sudo chmod 644 /etc/NetworkManager/conf.d/01-transient-hostname.conf
sudo nmcli general reload conf
sudo hostnamectl hostname 'localhost'
sudo hostnamectl --transient hostname ''
sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
unpriv curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf | sudo tee /etc/systemd/system/NetworkManager.service.d/99-brace.conf
sudo chmod 644 /etc/systemd/system/NetworkManager.service.d/99-brace.conf
sudo systemctl daemon-reload
sudo systemctl restart NetworkManager

View File

@ -25,6 +25,7 @@ systemctl mask debug-shell.service
## Avoid phased updates
curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/apt/apt.conf.d/99sane-upgrades | tee /etc/apt/apt.conf.d/99sane-upgrades
chmod 644 /etc/apt/apt.conf.d/99sane-upgrades
# Setup NTS
rm -rf /etc/chrony/chrony.conf
@ -33,7 +34,9 @@ systemctl restart chronyd
# Harden SSH
curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config.d/10-custom.conf | tee /etc/ssh/sshd_config.d/10-custom.conf
chmod 644 /etc/ssh/sshd_config.d/10-custom.conf
curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/ssh_config.d/10-custom.conf | tee /etc/ssh/ssh_config.d/10-custom.conf
chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
mkdir -p /etc/systemd/system/ssh.service.d
curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf | tee /etc/systemd/system/ssh.service.d/override.conf
systemctl daemon-reload
@ -71,17 +74,21 @@ proxmox-boot-tool refresh
# Kernel hardening
curl https://raw.githubusercontent.com/secureblue/secureblue/live/config/files/usr/etc/modprobe.d/blacklist.conf | tee /etc/modprobe.d/server-blacklist.conf
chmod 644 /etc/modprobe.d/server-blacklist.conf
sed -i 's/kernel_io_uring_disable = 2/#ernel_io_uring_disable = 2/g'
curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysctl.d/99-server.conf | tee /etc/sysctl.d/99-server.conf
chmod 644 /etc/sysctl.d/99-server.conf
sysctl -p
# Rebuild initramfs
update-initramfs -u
# Disable coredump
umask 022
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/security/limits.d/30-disable-coredump.conf | tee /etc/security/limits.d/30-disable-coredump.conf
mkdir -p /etc/systemd/coredump.conf.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/coredump.conf.d/disable.conf | tee /etc/systemd/coredump.conf.d/disable.conf
umask 077
# Harden SSH
sed -i 's/#GSSAPIAuthentication no/GSSAPIAuthentication no/g' /etc/ssh/sshd_config

View File

@ -40,9 +40,7 @@ sudo chmod 700 /home/*
# Setup NTS
unpriv curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf | sudo tee /etc/chrony.conf
sudo chmod 644 /etc/chrony.conf
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysconfig/chronyd | sudo tee /etc/sysconfig/chronyd
sudo chmod 644 /etc/sysconfig/chronyd
sudo systemctl restart chronyd
@ -69,15 +67,14 @@ sudo sysctl -p
sudo grubby --update-kernel=ALL --args='mitigations=auto,nosmt spectre_v2=on spectre_bhi=on spec_store_bypass_disable=on tsx=off kvm.nx_huge_pages=force nosmt=force l1d_flush=on spec_rstack_overflow=safe-ret gather_data_sampling=force reg_file_data_sampling=on random.trust_bootloader=off random.trust_cpu=off intel_iommu=on amd_iommu=force_isolation efi=disable_early_pci_dma iommu=force iommu.passthrough=0 iommu.strict=1 slab_nomerge init_on_alloc=1 init_on_free=1 pti=on vsyscall=none ia32_emulation=0 page_alloc.shuffle=1 randomize_kstack_offset=on debugfs=off lockdown=confidentiality module.sig_enforce=1 console=tty0 console=ttyS0,115200'
# Disable coredump
umask 022
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/security/limits.d/30-disable-coredump.conf | sudo tee /etc/security/limits.d/30-disable-coredump.conf
sudo chmod 644 /etc/security/limits.d/30-disable-coredump.conf
sudo mkdir -p /etc/systemd/coredump.conf.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/coredump.conf.d/disable.conf | sudo tee /etc/systemd/coredump.conf.d/disable.conf
sudo chmod 644 /etc/systemd/coredump.conf.d/disable.conf
umask 077
# Setup DNF
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dnf/dnf.conf | sudo tee /etc/dnf/dnf.conf
sudo chmod 644 /etc/dnf/dnf.conf
sudo sed -i 's/^metalink=.*/&\&protocol=https/g' /etc/yum.repos.d/*
# Setup automatic updates
@ -127,8 +124,6 @@ forward-zone:
forward-addr: 2606:4700:4700::1112@853#security.cloudflare-dns.com
forward-addr: 2606:4700:4700::1002@853#security.cloudflare-dns.com' | sudo tee /etc/unbound/unbound.conf
sudo chmod 644 /etc/unbound/unbound.conf
mkdir -p /etc/systemd/system/unbound.service.d
echo $'[Service]
MemoryDenyWriteExecute=true
@ -149,8 +144,6 @@ SystemCallFilter=~@clock @cpu-emulation @debug @keyring @module mount @obsolete
RestrictNamespaces=yes
LockPersonality=yes' | sudo tee /etc/systemd/system/unbound.service.d/override.conf
sudo chmod 644 /etc/systemd/system/unbound.service.d/override.conf
sudo systemctl enable --now unbound
# Setup yara
@ -165,7 +158,6 @@ if [ "$virtualization" = 'none' ]; then
sudo systemctl restart fwupd
mkdir -p /etc/systemd/system/fwupd-refresh.service.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/system/fwupd-refresh.service.d/override.conf | sudo tee /etc/systemd/system/fwupd-refresh.service.d/override.conf
sudo chmod 644 /etc/systemd/system/fwupd-refresh.service.d/override.conf
sudo systemctl daemon-reload
sudo systemctl enable --now fwupd-refresh.timer
fi
@ -214,22 +206,18 @@ sudo firewall-cmd --lockdown-on
sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
unpriv curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf | sudo tee /etc/systemd/system/NetworkManager.service.d/99-brace.conf
sudo chmod 644 /etc/systemd/system/NetworkManager.service.d/99-brace.conf
sudo systemctl daemon-reload
sudo systemctl restart NetworkManager
# irqbalance hardening
sudo mkdir -p /etc/systemd/system/irqbalance.service.d
unpriv curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf | sudo tee /etc/systemd/system/irqbalance.service.d/99-brace.conf
sudo chmod 644 /etc/systemd/system/irqbalance.service.d/99-brace.conf
sudo systemctl daemon-reload
sudo systemctl restart irqbalance
# Setup notices
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/issue | sudo tee /etc/issue
sudo chmod 644 /etc/issue
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/issue | sudo tee /etc/issue.net
sudo chmod 644 /etc/issue.net
# Final notes to the user
output 'Server setup complete. To use unbound for DNS, you need to run the following commands:'

View File

@ -1,243 +0,0 @@
#!/bin/bash
# Copyright (C) 2021-2024 Thien Tran
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
#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
output(){
echo -e '\e[36m'"$1"'\e[0m';
}
unpriv(){
sudo -u nobody "$@"
}
virtualization=$(systemd-detect-virt)
# Compliance and updates
sudo systemctl mask debug-shell.service
# Setting umask to 077
umask 077
sudo sed -i 's/^UMASK.*/UMASK 077/g' /etc/login.defs
sudo sed -i 's/^HOME_MODE/#HOME_MODE/g' /etc/login.defs
sudo sed -i 's/^USERGROUPS_ENAB.*/USERGROUPS_ENAB no/g' /etc/login.defs
# Make home directory private
sudo chmod 700 /home/*
# Setup NTS
sudo systemctl disable --now systemd-timesyncd
sudo systemctl mask systemd-timesyncd
if [ "${virtualization}" = "parallels" ]; then
sudo apt install -y chrony
unpriv curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf | sudo tee /etc/chrony/chrony.conf
sudo chmod 644 /etc/chrony/chrony.conf
sudo systemctl restart chronyd
fi
# Harden SSH
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/ssh_config.d/10-custom.conf | sudo tee /etc/ssh/ssh_config.d/10-custom.conf
sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
# Security kernel settings
if [ "${virtualization}" = 'parallels' ]; then
unpriv curl https://raw.githubusercontent.com/TommyTran732/Kernel-Module-Blacklist/main/etc/modprobe.d/workstation-blacklist.conf | sudo tee /etc/modprobe.d/workstation-blacklist.conf
sudo chmod 644 /etc/modprobe.d/workstation-blacklist.conf
else
unpriv curl https://raw.githubusercontent.com/secureblue/secureblue/live/config/files/usr/etc/modprobe.d/blacklist.conf | sudo tee /etc/modprobe.d/workstation-blacklist.conf
sudo chmod 644 /etc/modprobe.d/workstation-blacklist.conf
fi
sudo chmod 644 /etc/modprobe.d/workstation-blacklist.conf
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysctl.d/99-workstation.conf | sudo tee /etc/sysctl.d/99-workstation.conf
sudo chmod 644 /etc/sysctl.d/99-workstation.conf
sudo sysctl -p
# Rebuild initramfs
sudo update-initramfs -u
# Disable coredump
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/security/limits.d/30-disable-coredump.conf | sudo tee /etc/security/limits.d/30-disable-coredump.conf
sudo chmod 644 /etc/security/limits.d/30-disable-coredump.conf
sudo mkdir -p /etc/systemd/coredump.conf.d
sudo chmod 755 /etc/systemd/coredump.conf.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/coredump.conf.d/disable.conf | sudo tee /etc/systemd/coredump.conf.d/disable.conf
sudo chmod 644 /etc/systemd/coredump.conf.d/disable.conf
# Update GRUB config
sed -i 's/splash/splash mitigations=auto,nosmt spectre_v2=on spectre_bhi=on spec_store_bypass_disable=on tsx=off kvm.nx_huge_pages=force nosmt=force l1d_flush=on spec_rstack_overflow=safe-ret gather_data_sampling=force reg_file_data_sampling=on random.trust_bootloader=off random.trust_cpu=off intel_iommu=on amd_iommu=force_isolation efi=disable_early_pci_dma iommu=force iommu.passthrough=0 iommu.strict=1 slab_nomerge init_on_alloc=1 init_on_free=1 pti=on vsyscall=none ia32_emulation=0 page_alloc.shuffle=1 randomize_kstack_offset=on debugfs=off/g' /etc/default/grub
sudo update-grub
# Systemd Hardening
sudo mkdir -p /etc/systemd/system/irqbalance.service.d
sudo chmod 755 /etc/systemd/system/irqbalance.service.d
unpriv curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf | sudo tee /etc/systemd/system/irqbalance.service.d/99-brace.conf
sudo chmod 644 /etc/systemd/system/irqbalance.service.d/99-brace.conf
# Disable XWayland
sudo mkdir -p /etc/systemd/user/org.gnome.Shell@wayland.service.d
sudo chmod 755 /etc/systemd/user/org.gnome.Shell@wayland.service.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/user/org.gnome.Shell%40wayland.service.d/override.conf | sudo tee /etc/systemd/user/org.gnome.Shell@wayland.service.d/override.conf
sudo chmod 644 /etc/systemd/user/org.gnome.Shell@wayland.service.d/override.conf
# Setup dconf
# Does not work - need to investigate
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/apport-disable | sudo tee /etc/dconf/db/local.d/apport-disable
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/automount-disable | sudo tee /etc/dconf/db/local.d/automount-disable
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/button-layout | sudo tee /etc/dconf/db/local.d/button-layout
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/prefer-dark | sudo tee /etc/dconf/db/local.d/prefer-dark
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/privacy | sudo tee /etc/dconf/db/local.d/privacy
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/touchpad | sudo tee /etc/dconf/db/local.d/touchpad
sudo chmod 644 /etc/dconf/db/local.d/*
sudo mkdir -p /etc/dconf/db/local.d/locks
chmod 755 /etc/dconf/db/local.d/locks
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/locks/apport-disable | sudo tee /etc/dconf/db/local.d/locks/apport-disable
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/locks/automount-disable | sudo tee /etc/dconf/db/local.d/locks/automount-disable
sudo chmod 644 /etc/dconf/db/local.d/locks/*
umask 022
sudo dconf update
umask 077
ubuntu-report -f send no
sudo systemctl disable --now apport.service
sudo systemctl mask apport.service
sudo systemctl disable --now whoopsie.service
sudo systemctl mask whoopsie.service
sudo systemctl disable --now whoopsie.path
sudo systemctl mask whoopsie.path
# Update packages
sudo apt update -y
sudo apt full-upgrade -y
## Avoid phased updates
sudo apt install -y curl
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/apt/apt.conf.d/99sane-upgrades | sudo tee /etc/apt/apt.conf.d/99sane-upgrades
sudo chmod 644 /etc/apt/apt.conf.d/99sane-upgrades
# Update system
sudo apt update -y
sudo apt full-upgrade -y
sudo apt autoremove -y
# Remove unneeded packages
sudo apt purge -y apport baobab cups* eog gedit firefox* gnome-calculator gnome-characters* gnome-clocks gnome-font-viewer gnome-logs gnome-power-manager gnome-shell-extension-prefs gnome-system-monitor gnome-text-editor libreoffice* seahorse tcpdump whoopsie
sudo apt autoremove -y
sudo snap remove firefox gnome-text-editor snap-store
sudo rm -rf /usr/share/hplip
# Install packages that I use
sudo apt install -y gnome-console gnome-software-plugin-flatpak
sudo snap install gnome-text-editor
# Install appropriate virtualization drivers
if [ "$virtualization" = 'kvm' ]; then
sudo apt install -y qemu-guest-agent spice-vdagent
fi
# Setup Flatpak
sudo flatpak override --system --nosocket=x11 --nosocket=fallback-x11 --nosocket=pulseaudio --nosocket=session-bus --nosocket=system-bus --unshare=network --unshare=ipc --nofilesystem=host:reset --nodevice=shm --nodevice=all --no-talk-name=org.freedesktop.Flatpak --no-talk-name=org.freedesktop.systemd1 --no-talk-name=ca.desrt.dconf --no-talk-name=org.gnome.Shell.Extensions
flatpak override --user --nosocket=x11 --nosocket=fallback-x11 --nosocket=pulseaudio --nosocket=session-bus --nosocket=system-bus --unshare=network --unshare=ipc --nofilesystem=host:reset --nodevice=shm --nodevice=all --no-talk-name=org.freedesktop.Flatpak --no-talk-name=org.freedesktop.systemd1 --no-talk-name=ca.desrt.dconf --no-talk-name=org.gnome.Shell.Extensions
flatpak remote-add --if-not-exists --user flathub https://dl.flathub.org/repo/flathub.flatpakrepo
flatpak --user install org.gnome.Extensions com.github.tchx84.Flatseal org.gnome.Loupe -y
flatpak --user override com.github.tchx84.Flatseal --filesystem=/var/lib/flatpak/app:ro --filesystem=xdg-data/flatpak/app:ro --filesystem=xdg-data/flatpak/overrides:create
flatpak --user override org.gnome.Extensions --talk-name=org.gnome.Shell.Extensions
flatpak update -y
# Rosetta setup
if [ -f /media/psf/RosettaLinux/rosetta ] || [ -f /media/rosetta/rosetta ]; then
if [ -f /media/rosetta/rosetta ]; then
sudo /usr/sbin/update-binfmts --install rosetta /media/rosetta/rosetta --magic "\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x3e\x00" --mask "\xff\xff\xff\xff\xff\xfe\xfe\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff" --credentials yes --preserve no --fix-binary yes
fi
sed -i 's/fs.binfmt_misc.status = 0/#fs.binfmt_misc.status = 0/g' /etc/sysctl.d/99-workstation.conf
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/apt/sources.list.d/rosetta.sources | sudo tee /etc/apt/sources.list.d/ubuntu.sources
sudo chmod 644 /etc/apt/sources.list.d/ubuntu.sources
sudo dpkg --add-architecture amd64
sudo apt update
sudo apt full-upgrade -y
fi
# Install Microsoft Edge if x86_64
MACHINE_TYPE=$(uname -m)
if [ "${MACHINE_TYPE}" == 'x86_64' ] || [ -f /media/psf/RosettaLinux/rosetta ] || [ -f /media/rosetta/rosetta ]; then
output 'x86_64 machine, installing Microsoft Edge.'
unpriv curl https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor | sudo tee /usr/share/keyrings/microsoft.gpg
chmod 644 /usr/share/keyrings/microsoft.gpg
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/apt/sources.list.d/microsoft-edge.sources | sudo tee /etc/apt/sources.list.d/microsoft-edge.sources
sudo chmod 644 /etc/apt/sources.list.d/microsoft-edge.sources
sudo apt update
sudo apt full-upgrade -y
sudo apt install -y microsoft-edge-stable
sudo mkdir -p /etc/opt/edge/policies/managed/ /etc/opt/edge/policies/recommended/
sudo chmod 755 /etc/opt/edge/policies/managed/ /etc/opt/edge/policies/recommended/
unpriv curl https://raw.githubusercontent.com/TommyTran732/Microsoft-Edge-Policies/main/Linux/managed.json | sudo tee /etc/opt/edge/policies/managed/managed.json
unpriv curl https://raw.githubusercontent.com/TommyTran732/Microsoft-Edge-Policies/main/Linux/recommended.json | sudo tee /etc/opt/edge/policies/recommended/recommended.json
sudo chmod 644 /etc/opt/edge/policies/managed/managed.json /etc/opt/edge/policies/recommended/recommended.json
if [ -f /media/psf/RosettaLinux/rosetta ] || [ -f /media/rosetta/rosetta ]; then
#Edge does not seem to work on Wayland with Rosetta - dunno why yet. Probably missing libraries?
sudo rm -rf /etc/systemd/user/org.gnome.Shell@wayland.service.d
else
sudo mkdir -p /usr/local/share/applications
sudo chmod 755 /usr/local/share/applications
sed 's/^Exec=\/usr\/bin\/microsoft-edge-stable/& --ozone-platform=wayland --start-maximized/g' /usr/share/applications/microsoft-edge.desktop | sudo tee /usr/local/share/applications/microsoft-edge.desktop
chmod 644 /usr/local/share/applications/microsoft-edge.desktop
fi
fi
# Enable fstrim.timer
sudo systemctl enable --now fstrim.timer
### Differentiating bare metal and virtual installs
# Setup tuned
if [ "$virtualization" = 'none' ]; then
output "Bare Metal installation. Tuned will not be set up here - PPD should take care of it."
else
sudo apt purge -y power-profiles-daemon
sudo apt install -y tuned
systemctl enable --now tuned
sudo tuned-adm profile virtual-guest
fi
# Setup fwupd
echo 'UriSchemes=file;https' | sudo tee -a /etc/fwupd/fwupd.conf
sudo systemctl restart fwupd
# Setup networking
# UFW Snap is strictly confined, unlike its .deb counterpart
sudo apt purge -y ufw
sudo snap install ufw
sudo ufw enable
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/NetworkManager/conf.d/00-macrandomize.conf | sudo tee /etc/NetworkManager/conf.d/00-macrandomize.conf
sudo chmod 644 /etc/NetworkManager/conf.d/00-macrandomize.conf
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/NetworkManager/conf.d/01-transient-hostname.conf | sudo tee /etc/NetworkManager/conf.d/01-transient-hostname.conf
sudo chmod 644 /etc/NetworkManager/conf.d/01-transient-hostname.conf
sudo nmcli general reload conf
sudo hostnamectl hostname 'localhost'
sudo hostnamectl --transient hostname ''
sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
unpriv curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf | sudo tee /etc/systemd/system/NetworkManager.service.d/99-brace.conf
sudo chmod 644 /etc/systemd/system/NetworkManager.service.d/99-brace.conf
sudo systemctl daemon-reload
sudo systemctl restart NetworkManager

View File

@ -45,7 +45,6 @@ sudo systemctl disable --now systemd-timesyncd
sudo systemctl mask systemd-timesyncd
sudo apt install -y chrony
unpriv curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf | sudo tee /etc/chrony/chrony.conf
sudo chmod 644 /etc/chrony/chrony.conf
sudo systemctl restart chronyd
# Harden SSH
@ -55,7 +54,6 @@ unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/m
sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
sudo mkdir -p /etc/systemd/system/ssh.service.d
unpriv curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf | sudo tee /etc/systemd/system/ssh.service.d/override.conf
sudo chmod 644 /etc/systemd/system/ssh.service.d/override.conf
sudo systemctl daemon-reload
sudo systemctl restart ssh
@ -70,12 +68,11 @@ sudo sysctl -p
sudo update-initramfs -u
# Disable coredump
umask 022
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/security/limits.d/30-disable-coredump.conf | sudo tee /etc/security/limits.d/30-disable-coredump.conf
sudo chmod 644 /etc/security/limits.d/30-disable-coredump.conf
sudo mkdir -p /etc/systemd/coredump.conf.d
sudo chmod 755 /etc/systemd/coredump.conf.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/coredump.conf.d/disable.conf | sudo tee /etc/systemd/coredump.conf.d/disable.conf
sudo chmod 644 /etc/systemd/coredump.conf.d/disable.conf
umask 077
# Update GRUB config
if [ ! -d /boot/efi/EFI/ZBM ]; then
@ -127,7 +124,6 @@ if [ "$virtualization" = 'none' ]; then
sudo systemctl restart fwupd
mkdir -p /etc/systemd/system/fwupd-refresh.service.d
unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/system/fwupd-refresh.service.d/override.conf | sudo tee /etc/systemd/system/fwupd-refresh.service.d/override.conf
sudo chmod 644 /etc/systemd/system/fwupd-refresh.service.d/override.conf
sudo systemctl daemon-reload
sudo systemctl enable --now fwupd-refresh.timer
fi
@ -169,8 +165,6 @@ forward-zone:
forward-addr: 2606:4700:4700::1112@853#security.cloudflare-dns.com
forward-addr: 2606:4700:4700::1002@853#security.cloudflare-dns.com' | sudo tee /etc/unbound/unbound.conf.d/custom.conf
sudo chmod 644 /etc/unbound/unbound.conf.d/custom.conf
mkdir -p /etc/systemd/system/unbound.service.d
echo $'[Service]
CapabilityBoundingSet=CAP_NET_BIND_SERVICE CAP_SETGID CAP_SETUID CAP_SYS_CHROOT CAP_SYS_RESOURCE CAP_NET_RAW
@ -203,8 +197,6 @@ BindReadOnlyPaths=-/run/systemd/notify:@UNBOUND_CHROOT_DIR@/run/systemd/notify
BindReadOnlyPaths=-/dev/urandom:@UNBOUND_CHROOT_DIR@/dev/urandom
BindPaths=-/dev/log:@UNBOUND_CHROOT_DIR@/dev/log' | sudo tee /etc/systemd/system/unbound.service.d/override.conf
sudo chmod 644 /etc/systemd/system/unbound.service.d/override.conf
sudo systemctl daemon-reload
sudo systemctl restart unbound
sudo systemctl disable systemd-resolved

View File

@ -0,0 +1,63 @@
# deb cdrom:[Ubuntu 22.04.3 LTS _mantic Jellyfish_ - Release arm64 (20240119)]/ mantic main restricted
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic main restricted
deb [arch=amd64] http://us.archive.ubuntu.com/ubuntu/ mantic main restricted
# deb-src http://us.ports.ubuntu.com/ubuntu-ports/ mantic main restricted
## Major bug fix updates produced after the final release of the
## distribution.
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic-updates main restricted
deb [arch=amd64] http://us.archive.ubuntu.com/ubuntu/ mantic-updates main restricted
# deb-src http://us.ports.ubuntu.com/ubuntu-ports/ mantic-updates main restricted
## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team. Also, please note that software in universe WILL NOT receive any
## review or updates from the Ubuntu security team.
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic universe
deb [arch=amd64] http://us.archive.ubuntu.com/ubuntu/ mantic universe
# deb-src http://us.ports.ubuntu.com/ubuntu-ports/ mantic universe
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic-updates universe
deb [arch=amd64] http://us.archive.ubuntu.com/ubuntu/ mantic-updates universe
# deb-src http://us.ports.ubuntu.com/ubuntu-ports/ mantic-updates universe
## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team, and may not be under a free licence. Please satisfy yourself as to
## your rights to use the software. Also, please note that software in
## multiverse WILL NOT receive any review or updates from the Ubuntu
## security team.
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic multiverse
deb [arch=amd64] http://us.archive.ubuntu.com/ubuntu/ mantic multiverse
# deb-src http://us.ports.ubuntu.com/ubuntu-ports/ mantic multiverse
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic-updates multiverse
deb [arch=amd64] http://us.archive.ubuntu.com/ubuntu/ mantic-updates multiverse
# deb-src http://us.ports.ubuntu.com/ubuntu-ports/ mantic-updates multiverse
## N.B. software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic-backports main restricted universe multiverse
deb [arch=amd64] http://us.archive.ubuntu.com/ubuntu/ mantic-backports main restricted universe multiverse
# deb-src http://us.ports.ubuntu.com/ubuntu-ports/ mantic-backports main restricted universe multiverse
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic-security main restricted
deb [arch=amd64] http://security.ubuntu.com/ubuntu/ mantic-security main restricted
# deb-src http://us.ports.ubuntu.com/ubuntu-ports mantic-security main restricted
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic-security universe
deb [arch=amd64] http://security.ubuntu.com/ubuntu/ mantic-security universe
# deb-src http://us.ports.ubuntu.com/ubuntu-ports mantic-security universe
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic-security multiverse
deb [arch=amd64] http://security.ubuntu.com/ubuntu/ mantic-security multiverse
# deb-src http://us.ports.ubuntu.com/ubuntu-ports mantic-security multiverse
deb [arch=arm64] http://us.ports.ubuntu.com/ubuntu-ports/ mantic-proposed main restricted
deb [arch=amd64] http://us.archive.ubuntu.com/ubuntu/ mantic-proposed main restricted
# This system was installed using small removable media
# (e.g. netinst, live or single CD). The matching "deb cdrom"
# entries were disabled at the end of the installation process.
# For information about how to configure apt package sources,
# see the sources.list(5) manual.

View File

@ -0,0 +1 @@
deb [arch=amd64 signed-by=/usr/share/keyrings/microsoft.gpg] https://packages.microsoft.com/repos/edge stable main

View File

@ -1,6 +0,0 @@
Types: deb
URIs: https://packages.microsoft.com/repos/edge
Suites: stable
Components: main
Signed-By: /usr/share/keyrings/microsoft.gpg
Architectures: amd64

View File

@ -1,27 +0,0 @@
Types: deb
URIs: http://ports.ubuntu.com/ubuntu-ports/
Suites: noble noble-updates noble-backports
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
Architectures: arm64
Types: deb
URIs: http://ports.ubuntu.com/ubuntu-ports/
Suites: noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
Architectures: arm64
Types: deb
URIs: http://archive.ubuntu.com/ubuntu/
Suites: noble noble-updates noble-backports
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
Architectures: amd64
Types: deb
URIs: http://archive.ubuntu.com/ubuntu/
Suites: noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
Architectures: amd64

View File

@ -3,8 +3,7 @@
dev.tty.ldisc_autoload = 0
# https://access.redhat.com/solutions/1985633
# Seems dangerous.
# Roseta need this though, so if you use it comment this out.
# Seems dangerous
fs.binfmt_misc.status = 0
# https://madaidans-insecurities.github.io/guides/linux-hardening.html#sysctl-userspace
@ -15,7 +14,7 @@ fs.protected_symlinks = 1
fs.protected_hardlinks = 1
# https://madaidans-insecurities.github.io/guides/linux-hardening.html#core-dumps
# Disable coredumps.
# Disable coredumps
# For additional safety, disable coredumps using ulimit and systemd too.
kernel.core_pattern=|/bin/false
fs.suid_dumpable = 0
@ -43,6 +42,8 @@ net.core.bpf_jit_harden = 2
kernel.unprivileged_userns_clone = 1
# Disable ptrace. Not needed on workstations.
# Also, the Debian gVisor package from Google will just take priority over this with their
# /etc/sysctl.d/999-gvisor.conf file.
kernel.yama.ptrace_scope = 3
# https://madaidans-insecurities.github.io/guides/linux-hardening.html#sysctl