Tomster/Linux-Setup-Scripts
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Rebuild initramfs

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Tommy 2023-09-26 23:03:35 -07:00 committed by GitHub
parent f8705da2e4
commit d8a7235a8a
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5 changed files with 25 additions and 0 deletions
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2
Fedora-Workstation-38.sh
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@ -55,6 +55,8 @@ sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/
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 sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=1/g' /etc/sysctl.d/30_security-misc.conf
sudo dracut -f
sudo sysctl -p
# Systemd Hardening
sudo mkdir -p /etc/systemd/system/NetworkManager.service.d

5
GCP-Debian-11.sh
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@ -41,7 +41,12 @@ sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/
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 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 sysctl -p
# Rebuild initramfs
sudo update-initramfs -u
# Security limit
echo "* hard core 0" | tee -a /etc/security/limits.conf
# Setup unbound

1
RHEL-Server-9.sh
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@ -43,6 +43,7 @@ sudo sed -i 's/net.ipv4.icmp_echo_ignore_all=1/net.ipv4.icmp_echo_ignore_all=0/g
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 dracut -f
sudo sysctl -p
# Systemd hardening

12
Ubuntu-22.04-Desktop.sh
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@ -47,6 +47,18 @@ sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/
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 sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf
sudo sysctl -p
# Rebuild initramfs
sudo update-initramfs -u
# Disable telemetry
sudo systemctl stop apport.service
sudo systemctl disable apport.service
sudo systemctl mask apport.service
sudo systemctl stop whoopsie.service
sudo systemctl disable whoopsie.service
sudo systemctl mask whoopsie.service
# Systemd Hardening
sudo mkdir -p /etc/systemd/system/NetworkManager.service.d

5
Ubuntu-22.04-Server.sh
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@ -128,7 +128,12 @@ sudo curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/
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 sysctl -p
# Rebuild initramfs
sudo update-initramfs -u
# Disable telemetry
sudo systemctl stop apport.service
sudo systemctl disable apport.service
sudo systemctl mask apport.service