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https://github.com/tommytran732/Linux-Setup-Scripts
synced 2024-11-13 21:41:33 -05:00
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2 Commits
d0819bbcb1
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6cdbe919f9
Author | SHA1 | Date | |
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6cdbe919f9 | |||
0d7dc2817f |
@ -39,8 +39,7 @@ sudo chmod 700 /home/*
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# Setup NTS
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sudo rm -rf /etc/chrony/chrony.conf
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unpriv curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf | sudo tee /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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unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysconfig/chronyd | sudo tee /etc/sysconfig/chronyd
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sudo systemctl restart chronyd
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@ -56,8 +55,7 @@ sudo firewall-cmd --reload
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sudo firewall-cmd --lockdown-on
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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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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
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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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@ -50,11 +50,10 @@ sudo ufw enable
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sudo ufw allow OpenSSH
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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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unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf | sudo tee /etc/ssh/sshd_config.d/10-custom.conf
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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
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sudo chmod 644 /etc/ssh/sshd_config.d/10-custom.conf
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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
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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sudo mkdir -p /etc/systemd/system/ssh.service.d
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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
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sudo systemctl daemon-reload
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@ -33,13 +33,10 @@ curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.con
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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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chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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echo 'PasswordAuthentication no
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KerberosAuthentication no
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GSSAPIAuthentication no' | tee /etc/ssh/sshd_config.d/10-custom.conf
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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
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chmod 644 /etc/ssh/sshd_config.d/10-custom.conf
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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
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chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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mkdir -p /etc/systemd/system/ssh.service.d
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curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf | tee /etc/systemd/system/ssh.service.d/override.conf
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systemctl daemon-reload
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@ -27,10 +27,8 @@ sudo systemctl mask debug-shell.service
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sudo systemctl mask kdump.service
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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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unpriv curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf | sudo tee /etc/chrony.conf
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unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysconfig/chronyd | sudo tee /etc/sysconfig/chronyd
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sudo systemctl restart chronyd
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@ -44,12 +42,10 @@ sudo firewall-cmd --reload
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sudo firewall-cmd --lockdown-on
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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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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf | sudo tee /etc/ssh/sshd_config.d/10-custom.conf
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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
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sudo chmod 644 /etc/ssh/sshd_config.d/10-custom.conf
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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
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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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
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sudo systemctl daemon-reload
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sudo systemctl restart sshd
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@ -59,11 +59,10 @@ sudo ufw enable
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sudo ufw allow SSH
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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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unpriv curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf | sudo tee /etc/ssh/sshd_config.d/10-custom.conf
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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
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sudo chmod 644 /etc/ssh/sshd_config.d/10-custom.conf
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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
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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sudo mkdir -p /etc/systemd/system/ssh.service.d
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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
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sudo systemctl daemon-reload
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@ -66,8 +66,7 @@ sudo snap install ufw
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sudo ufw enable
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# Harden SSH
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echo 'GSSAPIAuthentication no
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VerifyHostKeyDNS yes' | sudo tee -a /etc/ssh/ssh_config.d/10-custom.conf
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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
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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# Kernel hardening
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2
etc/ssh/ssh_config.d/10-custom.conf
Normal file
2
etc/ssh/ssh_config.d/10-custom.conf
Normal file
@ -0,0 +1,2 @@
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GSSAPIAuthentication no
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VerifyHostKeyDNS yes
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2
etc/sysconfig/chronyd
Normal file
2
etc/sysconfig/chronyd
Normal file
@ -0,0 +1,2 @@
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# Command-line options for chronyd
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OPTIONS="-F 1"
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