Mask ctrl-alt-del.target

Signed-off-by: Thien Tran <contact@tommytran.io>

Docker-Compose.ign

@@ -60,6 +60,22 @@
           "source": "data:;base64,H4sIAAAAAAAC/2SNMarEMAxEe51C6ADB1S8+5BRbGmNMLLIGRw62TMieflGRats3b2b8PHNSHgGG9qS837gindxLy2UjePLlQQG0HBw/TdjM2rZUjRD4H3e5iuR2hQA53QNX9EivKYT2lrpGK9qK+3eOoLLs+o5Hkals+p+DbwAAAP//4Po2vKAAAAA="
         }
       },
+      {
+        "overwrite": true,
+        "path": "/etc/issue",
+        "contents": {
+          "compression": "",
+          "source": "data:,Authorized%20uses%20only.%20All%20activity%20may%20be%20monitored%20and%20reported.%0A"
+        }
+      },
+      {
+        "overwrite": true,
+        "path": "/etc/issue.net",
+        "contents": {
+          "compression": "",
+          "source": "data:,Authorized%20uses%20only.%20All%20activity%20may%20be%20monitored%20and%20reported.%0A"
+        }
+      },
       {
         "overwrite": true,
         "path": "/etc/tuned/active_profile",
@@ -154,13 +170,21 @@
       {
         "path": "/etc/systemd/system/kdump.service.target",
         "target": "/dev/null"
+      },
+      {
+        "path": "/etc/systemd/system/debug-shell.service",
+        "target": "/dev/null"
+      },
+      {
+        "path": "/etc/systemd/system/ctrl-alt-del.target",
+        "target": "/dev/null"
       }
     ]
   },
   "systemd": {
     "units": [
       {
-        "contents": "[Unit]\nDescription=Initial System Setup\n# We run after `systemd-machine-id-commit.service` to ensure that\n# `ConditionFirstBoot=true` services won't rerun on the next boot.\nAfter=systemd-machine-id-commit.service\nAfter=network-online.target\n# We run before `zincati.service` to avoid conflicting rpm-ostree\n# transactions.\nBefore=zincati.service\nConditionPathExists=!/var/lib/%N.stamp\n\n[Service]\nType=oneshot\nRemainAfterExit=yes\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf\nExecStart=/usr/bin/systemctl restart chronyd\nExecStart=/usr/bin/rpm-ostree install docker-compose firewalld qemu-guest-agent tuned unbound\nExecStart=/usr/bin/rpm-ostree override remove cifs-utils samba-common-libs samba-client-libs libsmbclient libwbclient samba-common sssd-krb5-common sssd-ipa sssd-nfs-idmap sssd-ldap sssd-client sssd-ad sssd-common sssd-krb5 sssd-common-pac\nExecStart=/usr/bin/sed -i 's/nullok//g' /etc/pam.d/system-auth\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=1/g' /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/override.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf -o /etc/ssh/sshd_config.d/10-custom.conf\nExecStart=/usr/bin/systemctl disable systemd-resolved\nExecStart=/usr/bin/touch /var/lib/%N.stamp\nExecStart=/usr/bin/systemctl --no-block reboot\n\n[Install]\nWantedBy=multi-user.target\n",
+        "contents": "[Unit]\nDescription=Initial System Setup\n# We run after `systemd-machine-id-commit.service` to ensure that\n# `ConditionFirstBoot=true` services won't rerun on the next boot.\nAfter=systemd-machine-id-commit.service\nAfter=network-online.target\n# We run before `zincati.service` to avoid conflicting rpm-ostree\n# transactions.\nBefore=zincati.service\nConditionPathExists=!/var/lib/%N.stamp\n\n[Service]\nType=oneshot\nRemainAfterExit=yes\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf\nExecStart=/usr/bin/systemctl restart chronyd\nExecStart=/usr/bin/rpm-ostree install docker-compose firewalld qemu-guest-agent tuned unbound\nExecStart=/usr/bin/rpm-ostree override remove cifs-utils samba-common-libs samba-client-libs libsmbclient libwbclient samba-common sssd-krb5-common sssd-ipa sssd-nfs-idmap sssd-ldap sssd-client sssd-ad sssd-common sssd-krb5 sssd-common-pac\nExecStart=/usr/bin/sed -i 's/nullok//g' /etc/pam.d/system-auth\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=1/g' /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/override.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf -o /etc/ssh/sshd_config.d/10-custom.conf\nExecStart=/usr/bin/echo \"CtrlAltDelBurstAction=none\" \u003e\u003e /etc/systemd/system.conf\nExecStart=/usr/bin/systemctl disable systemd-resolved\nExecStart=/usr/bin/touch /var/lib/%N.stamp\nExecStart=/usr/bin/systemctl --no-block reboot\n\n[Install]\nWantedBy=multi-user.target\n",
         "enabled": true,
         "name": "postinst.service"
       },

Docker-Compose.yml

@@ -46,6 +46,7 @@ systemd:
         ExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d
         ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/override.conf
         ExecStart=/usr/bin/curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf -o /etc/ssh/sshd_config.d/10-custom.conf
+        ExecStart=/usr/bin/echo "CtrlAltDelBurstAction=none" >> /etc/systemd/system.conf
         ExecStart=/usr/bin/systemctl disable systemd-resolved
         ExecStart=/usr/bin/touch /var/lib/%N.stamp
         ExecStart=/usr/bin/systemctl --no-block reboot
@@ -118,6 +119,16 @@ storage:
           days = [ "Sun" ]
           start_time = "0:00"
           length_minutes = 60
+    - path: /etc/issue
+      overwrite: true
+      contents:
+        inline: |
+          Authorized uses only. All activity may be monitored and reported.
+    - path: /etc/issue.net
+      overwrite: true
+      contents:
+        inline: |
+          Authorized uses only. All activity may be monitored and reported.
     - path: /etc/tuned/active_profile
       overwrite: true
       contents:
@@ -304,6 +315,10 @@ storage:
       target: /usr/lib/systemd/system/tuned.service
     - path: /etc/systemd/system/kdump.service.target
       target: /dev/null
+    - path: /etc/systemd/system/debug-shell.service
+      target: /dev/null
+    - path: /etc/systemd/system/ctrl-alt-del.target
+      target: /dev/null
 kernel_arguments:
   should_exist:
     - spectre_v2=on

Generic.ign

@@ -60,6 +60,22 @@
           "source": "data:;base64,H4sIAAAAAAAC/2SNMarEMAxEe51C6ADB1S8+5BRbGmNMLLIGRw62TMieflGRats3b2b8PHNSHgGG9qS837gindxLy2UjePLlQQG0HBw/TdjM2rZUjRD4H3e5iuR2hQA53QNX9EivKYT2lrpGK9qK+3eOoLLs+o5Hkals+p+DbwAAAP//4Po2vKAAAAA="
         }
       },
+      {
+        "overwrite": true,
+        "path": "/etc/issue",
+        "contents": {
+          "compression": "",
+          "source": "data:,Authorized%20uses%20only.%20All%20activity%20may%20be%20monitored%20and%20reported.%0A"
+        }
+      },
+      {
+        "overwrite": true,
+        "path": "/etc/issue.net",
+        "contents": {
+          "compression": "",
+          "source": "data:,Authorized%20uses%20only.%20All%20activity%20may%20be%20monitored%20and%20reported.%0A"
+        }
+      },
       {
         "overwrite": true,
         "path": "/etc/tuned/active_profile",
@@ -147,13 +163,21 @@
       {
         "path": "/etc/systemd/system/kdump.service.target",
         "target": "/dev/null"
+      },
+      {
+        "path": "/etc/systemd/system/debug-shell.service",
+        "target": "/dev/null"
+      },
+      {
+        "path": "/etc/systemd/system/ctrl-alt-del.target",
+        "target": "/dev/null"
       }
     ]
   },
   "systemd": {
     "units": [
       {
-        "contents": "[Unit]\nDescription=Initial System Setup\n# We run after `systemd-machine-id-commit.service` to ensure that\n# `ConditionFirstBoot=true` services won't rerun on the next boot.\nAfter=systemd-machine-id-commit.service\nAfter=network-online.target\n# We run before `zincati.service` to avoid conflicting rpm-ostree\n# transactions.\nBefore=zincati.service\nConditionPathExists=!/var/lib/%N.stamp\n\n[Service]\nType=oneshot\nRemainAfterExit=yes\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf\nExecStart=/usr/bin/systemctl restart chronyd\nExecStart=/usr/bin/rpm-ostree install firewalld qemu-guest-agent tuned unbound\nExecStart=/usr/bin/rpm-ostree override remove cifs-utils samba-common-libs samba-client-libs libsmbclient libwbclient samba-common sssd-krb5-common sssd-ipa sssd-nfs-idmap sssd-ldap sssd-client sssd-ad sssd-common sssd-krb5 sssd-common-pac\nExecStart=/usr/bin/sed -i 's/nullok//g' /etc/pam.d/system-auth\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=1/g' /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/override.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf -o /etc/ssh/sshd_config.d/10-custom.conf\nExecStart=/usr/bin/systemctl disable systemd-resolved\nExecStart=/usr/bin/touch /var/lib/%N.stamp\nExecStart=/usr/bin/systemctl --no-block reboot\n\n[Install]\nWantedBy=multi-user.target\n",
+        "contents": "[Unit]\nDescription=Initial System Setup\n# We run after `systemd-machine-id-commit.service` to ensure that\n# `ConditionFirstBoot=true` services won't rerun on the next boot.\nAfter=systemd-machine-id-commit.service\nAfter=network-online.target\n# We run before `zincati.service` to avoid conflicting rpm-ostree\n# transactions.\nBefore=zincati.service\nConditionPathExists=!/var/lib/%N.stamp\n\n[Service]\nType=oneshot\nRemainAfterExit=yes\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf\nExecStart=/usr/bin/systemctl restart chronyd\nExecStart=/usr/bin/rpm-ostree install firewalld qemu-guest-agent tuned unbound\nExecStart=/usr/bin/rpm-ostree override remove cifs-utils samba-common-libs samba-client-libs libsmbclient libwbclient samba-common sssd-krb5-common sssd-ipa sssd-nfs-idmap sssd-ldap sssd-client sssd-ad sssd-common sssd-krb5 sssd-common-pac\nExecStart=/usr/bin/sed -i 's/nullok//g' /etc/pam.d/system-auth\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=1/g' /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/override.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf -o /etc/ssh/sshd_config.d/10-custom.conf\nExecStart=/usr/bin/echo \"CtrlAltDelBurstAction=none\" \u003e\u003e /etc/systemd/system.conf\nExecStart=/usr/bin/systemctl disable systemd-resolved\nExecStart=/usr/bin/touch /var/lib/%N.stamp\nExecStart=/usr/bin/systemctl --no-block reboot\n\n[Install]\nWantedBy=multi-user.target\n",
         "enabled": true,
         "name": "postinst.service"
       },

Generic.yml

@@ -46,6 +46,7 @@ systemd:
         ExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d
         ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/override.conf
         ExecStart=/usr/bin/curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf -o /etc/ssh/sshd_config.d/10-custom.conf
+        ExecStart=/usr/bin/echo "CtrlAltDelBurstAction=none" >> /etc/systemd/system.conf
         ExecStart=/usr/bin/systemctl disable systemd-resolved
         ExecStart=/usr/bin/touch /var/lib/%N.stamp
         ExecStart=/usr/bin/systemctl --no-block reboot
@@ -136,6 +137,16 @@ storage:
           days = [ "Sun" ]
           start_time = "0:00"
           length_minutes = 60
+    - path: /etc/issue
+      overwrite: true
+      contents:
+        inline: |
+          Authorized uses only. All activity may be monitored and reported.
+    - path: /etc/issue.net
+      overwrite: true
+      contents:
+        inline: |
+          Authorized uses only. All activity may be monitored and reported.
     - path: /etc/tuned/active_profile
       overwrite: true
       contents:
@@ -302,6 +313,10 @@ storage:
       target: /usr/lib/systemd/system/tuned.service
     - path: /etc/systemd/system/kdump.service.target
       target: /dev/null
+    - path: /etc/systemd/system/debug-shell.service
+      target: /dev/null
+    - path: /etc/systemd/system/ctrl-alt-del.target
+      target: /dev/null
 kernel_arguments:
   should_exist:
     - spectre_v2=on

UTM.ign

@@ -60,6 +60,22 @@
           "source": "data:,%5Bupdates%5D%0Astrategy%20%3D%20%22immediate%22%0A"
         }
       },
+      {
+        "overwrite": true,
+        "path": "/etc/issue",
+        "contents": {
+          "compression": "",
+          "source": "data:,Authorized%20uses%20only.%20All%20activity%20may%20be%20monitored%20and%20reported.%0A"
+        }
+      },
+      {
+        "overwrite": true,
+        "path": "/etc/issue.net",
+        "contents": {
+          "compression": "",
+          "source": "data:,Authorized%20uses%20only.%20All%20activity%20may%20be%20monitored%20and%20reported.%0A"
+        }
+      },
       {
         "overwrite": true,
         "path": "/etc/tuned/active_profile",
@@ -140,13 +156,21 @@
       {
         "path": "/etc/systemd/system/kdump.service.target",
         "target": "/dev/null"
+      },
+      {
+        "path": "/etc/systemd/system/debug-shell.service",
+        "target": "/dev/null"
+      },
+      {
+        "path": "/etc/systemd/system/ctrl-alt-del.target",
+        "target": "/dev/null"
       }
     ]
   },
   "systemd": {
     "units": [
       {
-        "contents": "[Unit]\nDescription=Initial System Setup\n# We run after `systemd-machine-id-commit.service` to ensure that\n# `ConditionFirstBoot=true` services won't rerun on the next boot.\nAfter=systemd-machine-id-commit.service\nAfter=network-online.target\n# We run before `zincati.service` to avoid conflicting rpm-ostree\n# transactions.\nBefore=zincati.service\nConditionPathExists=!/var/lib/%N.stamp\n\n[Service]\nType=oneshot\nRemainAfterExit=yes\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf\nExecStart=/usr/bin/echo \"allow 10.0.2.2/32\" \u003e\u003e /etc/chrony.conf\nExecStart=/usr/bin/systemctl restart chronyd\nExecStart=/usr/bin/rpm-ostree install firewalld qemu-guest-agent tuned unbound\nExecStart=/usr/bin/rpm-ostree override remove cifs-utils samba-common-libs samba-client-libs libsmbclient libwbclient samba-common sssd-krb5-common sssd-ipa sssd-nfs-idmap sssd-ldap sssd-client sssd-ad sssd-common sssd-krb5 sssd-common-pac\nExecStart=/usr/bin/sed -i 's/nullok//g' /etc/pam.d/system-auth\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=1/g' /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/override.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf -o /etc/ssh/sshd_config.d/10-custom.conf\nExecStart=/usr/bin/systemctl disable systemd-resolved\nExecStart=/usr/bin/touch /var/lib/%N.stamp\nExecStart=/usr/bin/systemctl --no-block reboot\n\n[Install]\nWantedBy=multi-user.target\n",
+        "contents": "[Unit]\nDescription=Initial System Setup\n# We run after `systemd-machine-id-commit.service` to ensure that\n# `ConditionFirstBoot=true` services won't rerun on the next boot.\nAfter=systemd-machine-id-commit.service\nAfter=network-online.target\n# We run before `zincati.service` to avoid conflicting rpm-ostree\n# transactions.\nBefore=zincati.service\nConditionPathExists=!/var/lib/%N.stamp\n\n[Service]\nType=oneshot\nRemainAfterExit=yes\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf\nExecStart=/usr/bin/echo \"allow 10.0.2.2/32\" \u003e\u003e /etc/chrony.conf\nExecStart=/usr/bin/systemctl restart chronyd\nExecStart=/usr/bin/rpm-ostree install firewalld qemu-guest-agent tuned unbound\nExecStart=/usr/bin/rpm-ostree override remove cifs-utils samba-common-libs samba-client-libs libsmbclient libwbclient samba-common sssd-krb5-common sssd-ipa sssd-nfs-idmap sssd-ldap sssd-client sssd-ad sssd-common sssd-krb5 sssd-common-pac\nExecStart=/usr/bin/sed -i 's/nullok//g' /etc/pam.d/system-auth\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=1/g' /etc/sysctl.d/30_security-misc.conf\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d\nExecStart=/usr/bin/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\nExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/override.conf\nExecStart=/usr/bin/curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf -o /etc/ssh/sshd_config.d/10-custom.conf\nExecStart=/usr/bin/echo \"CtrlAltDelBurstAction=none\" \u003e\u003e /etc/systemd/system.conf\nExecStart=/usr/bin/systemctl disable systemd-resolved\nExecStart=/usr/bin/touch /var/lib/%N.stamp\nExecStart=/usr/bin/systemctl --no-block reboot\n\n[Install]\nWantedBy=multi-user.target\n",
         "enabled": true,
         "name": "postinst.service"
       },

UTM.yml

@@ -47,6 +47,7 @@ systemd:
         ExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d
         ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf -o /etc/systemd/system/sshd.service.d/override.conf
         ExecStart=/usr/bin/curl https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config/10-custom.conf -o /etc/ssh/sshd_config.d/10-custom.conf
+        ExecStart=/usr/bin/echo "CtrlAltDelBurstAction=none" >> /etc/systemd/system.conf
         ExecStart=/usr/bin/systemctl disable systemd-resolved
         ExecStart=/usr/bin/touch /var/lib/%N.stamp
         ExecStart=/usr/bin/systemctl --no-block reboot
@@ -89,6 +90,16 @@ storage:
         inline: |
           [updates]
           strategy = "immediate"
+    - path: /etc/issue
+      overwrite: true
+      contents:
+        inline: |
+          Authorized uses only. All activity may be monitored and reported.
+    - path: /etc/issue.net
+      overwrite: true
+      contents:
+        inline: |
+          Authorized uses only. All activity may be monitored and reported.
     - path: /etc/tuned/active_profile
       overwrite: true
       contents:
@@ -197,6 +208,10 @@ storage:
       target: /usr/lib/systemd/system/tuned.service
     - path: /etc/systemd/system/kdump.service.target
       target: /dev/null
+    - path: /etc/systemd/system/debug-shell.service
+      target: /dev/null
+    - path: /etc/systemd/system/ctrl-alt-del.target
+      target: /dev/null
 kernel_arguments:
   should_exist:
     - spectre_v2=on