V8.13.032.2025.10.03

Signed-off-by: Marc S. Weidner <msw@coresecret.dev>

config/hooks/live/0000_generate_backup_dir.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0001_initramfs_modules.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0002_verify_checksums.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0050_activate_root.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0080_keyboard_layout.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0090_haveged.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0120_set_hostname.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0130_machineid.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0400_eza_install.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0800_lynis_setup.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0810_chrony_setup.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0820_kernel_hardening_checker.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0822_ssh_restart_hook.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0825_my_sqltuner_perl.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0830_download_yq.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0835_testssl.sh.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0840_ufw_abuse_ipdb_reporter.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0845_harbian_audit.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0850_ssh_audit.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0855_dnsviz.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/0900_ufw_setup.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/1024_git_clone_ciss_2025_debian_installer.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9900_process_accounting.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9910_motd.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9920_deleting_invalid_x509.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9930_hardening_ssh.chroot

@@ -9,17 +9,18 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
-# sleep 1
 
 cd /etc/ssh || {
   printf "\e[91mm++++ ++++ ++++ ++++ ++++ ++++ ++ Could not find /etc/ssh \e[0m\n"
 }
 rm -rf ssh_host_*key*
 
+# shellcheck disable=SC2312
 ssh-keygen -o -N "" -t ed25519 -f /etc/ssh/ssh_host_ed25519_key -C "root@live-$(date -I)"
+# shellcheck disable=SC2312
 ssh-keygen -o -N "" -t rsa -b 8192 -f /etc/ssh/ssh_host_rsa_key -C "root@live-$(date -I)"
 
 awk '$5 >= 4000' /etc/ssh/moduli >| /etc/ssh/moduli.safe
@@ -44,7 +45,26 @@ ssh-keygen -r @ >| /root/sshfp
 # The chmod +x command ensures that the file is executed in every shell session.          #
 ###########################################################################################
 cat << 'EOF' >| /etc/profile.d/idle-users.sh
-declare -girx TMOUT=14400
+# SPDX-Version: 3.0
+# SPDX-CreationInfo: 2025-05-05; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.live.builder.git
+# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
+# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-FileType: SOURCE
+# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
+# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
+# SPDX-PackageName: CISS.debian.live.builder
+# SPDX-Security-Contact: security@coresecret.eu
+
+case $- in
+  *i*)
+    TMOUT=14400
+    export TMOUT
+    readonly TMOUT
+  ;;
+esac
+
+# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
 EOF
 
 chmod +x /etc/profile.d/idle-users.sh
@@ -58,7 +78,6 @@ EOF
 chmod 0644 /etc/systemd/system/ssh.service.d/override.conf
 
 printf "\e[92m++++ ++++ ++++ ++++ ++++ ++++ ++ ✅ '%s' applied successfully. \e[0m\n" "${0}"
-# sleep 1
 
 exit 0
 # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh

config/hooks/live/9935_hardening_ssh.chroot.tmpl

@@ -0,0 +1,94 @@
+#!/bin/bash
+# SPDX-Version: 3.0
+# SPDX-CreationInfo: 2025-05-05; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.live.builder.git
+# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
+# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-FileType: SOURCE
+# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
+# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
+# SPDX-PackageName: CISS.debian.live.builder
+# SPDX-Security-Contact: security@coresecret.eu
+set -Ceuo pipefail
+
+printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
+
+cd /etc/ssh || {
+  printf "\e[91mm++++ ++++ ++++ ++++ ++++ ++++ ++ Could not find /etc/ssh \e[0m\n"
+}
+
+cat << 'EOF' >| ssh_host_ed25519_key
+{{ secrets.CISS_DLB_SSH_HOST_ED25519_KEY }}
+EOF
+
+cat << 'EOF' >| ssh_host_ed25519_key.pub
+{{ secrets.CISS_DLB_SSH_HOST_ED25519_KEY_PUB }}
+EOF
+
+cat << 'EOF' >| ssh_host_rsa_key
+{{ secrets.CISS_DLB_SSH_HOST_RSA_KEY }}
+EOF
+
+cat << 'EOF' >| ssh_host_rsa_key.pub
+{{ secrets.CISS_DLB_SSH_HOST_RSA_KEY_PUB }}
+EOF
+
+awk '$5 >= 4000' /etc/ssh/moduli >| /etc/ssh/moduli.safe
+rm -rf /etc/ssh/moduli
+mv /etc/ssh/moduli.safe /etc/ssh/moduli
+
+chmod 0600 /etc/ssh/ssh_host_*_key
+chown root:root /etc/ssh/ssh_host_*_key
+chmod 0644 /etc/ssh/ssh_host_*_key.pub
+chown root:root /etc/ssh/ssh_host_*_key.pub
+
+chmod 600 /etc/ssh/sshd_config /etc/ssh/ssh_config
+
+touch /root/sshfp
+ssh-keygen -r @ >| /root/sshfp
+
+###########################################################################################
+# Remarks: The file /etc/profile.d/idle-users.sh is created to set two read-only          #
+# environment variables: TMOUT and HISTFILE.                                              #
+# TMOUT=14400 ensures that users are automatically logged out after 4 hours of inactivity.#
+# readonly HISTFILE ensures that the command history cannot be changed.                   #
+# The chmod +x command ensures that the file is executed in every shell session.          #
+###########################################################################################
+cat << 'EOF' >| /etc/profile.d/idle-users.sh
+# SPDX-Version: 3.0
+# SPDX-CreationInfo: 2025-05-05; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.live.builder.git
+# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
+# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-FileType: SOURCE
+# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
+# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
+# SPDX-PackageName: CISS.debian.live.builder
+# SPDX-Security-Contact: security@coresecret.eu
+
+case $- in
+  *i*)
+    TMOUT=14400
+    export TMOUT
+    readonly TMOUT
+  ;;
+esac
+
+# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
+EOF
+
+chmod +x /etc/profile.d/idle-users.sh
+
+mkdir -p /etc/systemd/system/ssh.service.d
+cat << 'EOF' >| /etc/systemd/system/ssh.service.d/override.conf
+[Unit]
+After=ufw.service
+Requires=ufw.service
+EOF
+chmod 0644 /etc/systemd/system/ssh.service.d/override.conf
+
+printf "\e[92m++++ ++++ ++++ ++++ ++++ ++++ ++ ✅ '%s' applied successfully. \e[0m\n" "${0}"
+# sleep 1
+
+exit 0
+# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh

config/hooks/live/9940_hardening_memory.dump.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9950_fail2ban_hardening.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9960_disable_services.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9970_remove_exim.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9980_usb_guard.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9985_clamav.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9990_final_purge.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9991_file_permissions.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9992_password_expiration.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9993_aide.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9994_password_policy.chroot

@@ -13,7 +13,7 @@
 ### NIST recommends at least eight characters but advises longer passphrases (e.g., 12-64) for increased security.
 ### NIST SP 800-63B, https://pages.nist.gov/800-63-3/sp800-63b.html
 
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9995_sysstat.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9996_auditd.chroot

@@ -12,7 +12,7 @@
 
 ### https://github.com/linux-audit/audit-userspace/tree/master/rules
 
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9997_debsums.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1
@@ -33,4 +33,4 @@ printf "\e[92m++++ ++++ ++++ ++++ ++++ ++++ ++ ✅ '%s' applied successfully. \e
 # sleep 1
 
 exit 0
-# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
+# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh

config/hooks/live/9998_sources_list_bookworm.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9998_sources_list_trixie.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1

config/hooks/live/9999_interfaces_update.chroot

@@ -9,7 +9,7 @@
 # SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu
-set -C -e -u -o pipefail
+set -Ceuo pipefail
 
 printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
 # sleep 1
@@ -62,4 +62,4 @@ printf "\e[92m++++ ++++ ++++ ++++ ++++ ++++ ++ ✅ '%s' applied successfully. \e
 # sleep 1
 
 exit 0
-# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
+# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh