V8.13.290.2025.10.26

Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
2025-10-26 18:39:04 +00:00
parent 6ca1dc23a0
commit f7b58dd58b
43 changed files with 257 additions and 75 deletions
--- a/.archive/.0000_lib_usage.sh
+++ b/.archive/.0000_lib_usage.sh
@@ -21,7 +21,7 @@ usage() {
  clear
  cat << EOF
 $(echo -e "\e[92mCISS.debian.live.builder\e[0m")
-$(echo -e "\e[92mMaster V8.13.288.2025.10.24\e[0m")
+$(echo -e "\e[92mMaster V8.13.290.2025.10.26\e[0m")
 $(echo -e "\e[92mA lightweight Shell Wrapper for building a hardened Debian Live ISO Image.\e[0m")

 $(echo -e "\e[97m(c) Marc S. Weidner, 2018 - 2025\e[0m")
--- a/.archive/generate_PRIVATE_trixie_1.yaml
+++ b/.archive/generate_PRIVATE_trixie_1.yaml
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 name: 🔐 Generating a Private Live ISO TRIXIE.

--- a/.gitea/ISSUE_TEMPLATE/ISSUE_TEMPLATE.yaml
+++ b/.gitea/ISSUE_TEMPLATE/ISSUE_TEMPLATE.yaml
@@ -25,7 +25,7 @@ body:
    attributes:
      label: "Version"
      description: "Which version are you running? Use `./ciss_live_builder.sh -v`."
-      placeholder: "e.g., Master V8.13.288.2025.10.24"
+      placeholder: "e.g., Master V8.13.290.2025.10.26"
    validations:
      required: true

--- a/.gitea/TODO/dockerfile
+++ b/.gitea/TODO/dockerfile
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 FROM debian:bookworm

--- a/.gitea/TODO/render-md-to-html.yaml
+++ b/.gitea/TODO/render-md-to-html.yaml
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 name: 🔁 Render README.md to README.html.

--- a/.gitea/trigger/t_generate_PRIVATE_trixie_0.yaml
+++ b/.gitea/trigger/t_generate_PRIVATE_trixie_0.yaml
@@ -11,5 +11,5 @@

 build:
  counter: 1023
-  version: V8.13.288.2025.10.24
+  version: V8.13.290.2025.10.26
 # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml
--- a/.gitea/trigger/t_generate_PRIVATE_trixie_1.yaml
+++ b/.gitea/trigger/t_generate_PRIVATE_trixie_1.yaml
@@ -11,5 +11,5 @@

 build:
  counter: 1023
-  version: V8.13.288.2025.10.24
+  version: V8.13.290.2025.10.26
 # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml
--- a/.gitea/trigger/t_generate_PUBLIC.yaml
+++ b/.gitea/trigger/t_generate_PUBLIC.yaml
@@ -10,6 +10,6 @@
 # SPDX-Security-Contact: security@coresecret.eu

 build:
-  counter: 1024
-  version: V8.13.288.2025.10.24
+  counter: 1023
+  version: V8.13.290.2025.10.26
 # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml
--- a/.gitea/trigger/t_generate_dns.yaml
+++ b/.gitea/trigger/t_generate_dns.yaml
@@ -11,5 +11,5 @@

 build:
  counter: 1023
-  version: V8.13.288.2025.10.24
+  version: V8.13.290.2025.10.26
 # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml
--- a/.gitea/workflows/generate_PRIVATE_trixie_0.yaml
+++ b/.gitea/workflows/generate_PRIVATE_trixie_0.yaml
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 name: 🔐 Generating a Private Live ISO TRIXIE.

--- a/.gitea/workflows/generate_PRIVATE_trixie_1.yaml
+++ b/.gitea/workflows/generate_PRIVATE_trixie_1.yaml
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 name: 🔐 Generating a Private Live ISO TRIXIE.

@@ -142,6 +142,90 @@ jobs:
          echo "${{ secrets.CISS_DLB_ROOT_PWD_1 }}" >| /opt/config/password.txt
          echo "${{ secrets.CISS_DLB_ROOT_SSH_PUBKEY_1 }}" >| /opt/config/authorized_keys

+      - name: 🔧 Render live hook with secrets.
+        shell: bash
+        working-directory: ${{ github.workspace }}
+        env:
+          ED25519_PRIV:        ${{ secrets.CISS_DLB_SSH_HOST_ED25519_KEY }}
+          ED25519_PUB:         ${{ secrets.CISS_DLB_SSH_HOST_ED25519_KEY_PUB }}
+          RSA_PRIV:            ${{ secrets.CISS_DLB_SSH_HOST_RSA_KEY }}
+          RSA_PUB:             ${{ secrets.CISS_DLB_SSH_HOST_RSA_KEY_PUB }}
+          CISS_PRIMORDIAL:     ${{ secrets.CISS_PRIMORDIAL_PRIVATE }}
+          CISS_PRIMORDIAL_PUB: ${{ secrets.CISS_PRIMORDIAL_PUBLIC }}
+          CISS_PHYS_AGE:       ${{ secrets.CISS_PHYS_AGE }}
+        run: |
+          set -Ceuo pipefail
+          umask 077
+
+          REPO_ROOT="$(git rev-parse --show-toplevel 2>/dev/null || pwd -P)"
+
+          TPL="${REPO_ROOT}/config/hooks/live/9935_hardening_ssh.chroot.tmpl"
+          OUT="${REPO_ROOT}/config/hooks/live/9935_hardening_ssh.chroot"
+          ID_OUT="${REPO_ROOT}/config/includes.chroot/root/.ssh/id_2025_ed25519_ciss_primordial"
+          ID_OUT_PUB="${REPO_ROOT}/config/includes.chroot/root/.ssh/id_2025_ed25519_ciss_primordial.pub"
+          SOPS="${REPO_ROOT}/config/hooks/live/0860_sops.chroot"
+
+          if [[ ! -f "${TPL}" ]]; then
+            echo "Template not found: ${TPL}"
+            echo "::group::Tree of config/hooks/live"
+            ls -la "${REPO_ROOT}/config/hooks/live" || true
+            echo "::endgroup::"
+            exit 2
+          fi
+
+          export ED25519_PRIV="${ED25519_PRIV//$'\r'/}"
+          export ED25519_PUB="${ED25519_PUB//$'\r'/}"
+          export RSA_PRIV="${RSA_PRIV//$'\r'/}"
+          export RSA_PUB="${RSA_PUB//$'\r'/}"
+          export CISS_PRIMORDIAL="${CISS_PRIMORDIAL//$'\r'/}"
+          export CISS_PRIMORDIAL_PUB="${CISS_PRIMORDIAL_PUB//$'\r'/}"
+          export CISS_PHYS_AGE="${CISS_PHYS_AGE//$'\r'/}"
+
+          (
+          cat << EOF >| "${ID_OUT}"
+          ${CISS_PRIMORDIAL}
+          EOF
+          ) && chmod 0600 "${ID_OUT}"
+          if [[ -f "${ID_OUT}" ]]; then
+            echo "Written: ${ID_OUT}"
+          else
+            echo "Error: ${ID_OUT} not written."
+          fi
+
+          (
+          cat << EOF >| "${ID_OUT_PUB}"
+          ${CISS_PRIMORDIAL_PUB}
+          EOF
+          ) && chmod 0600 "${ID_OUT_PUB}"
+          if [[ -f "${ID_OUT_PUB}" ]]; then
+            echo "Written: ${ID_OUT_PUB}"
+          else
+            echo "Error: ${ID_OUT_PUB} not written."
+          fi
+
+          perl -0777 -pe '
+            BEGIN{
+              $ed=$ENV{ED25519_PRIV}; $edpub=$ENV{ED25519_PUB};
+              $rsa=$ENV{RSA_PRIV};    $rsapub=$ENV{RSA_PUB};
+            }
+            s/\{\{\s*secrets\.CISS_DLB_SSH_HOST_ED25519_KEY\s*\}\}/$ed/g;
+            s/\{\{\s*secrets\.CISS_DLB_SSH_HOST_ED25519_KEY_PUB\s*\}\}/$edpub/g;
+            s/\{\{\s*secrets\.CISS_DLB_SSH_HOST_RSA_KEY\s*\}\}/$rsa/g;
+            s/\{\{\s*secrets\.CISS_DLB_SSH_HOST_RSA_KEY_PUB\s*\}\}/$rsapub/g;
+          ' "${TPL}" > "${OUT}"
+
+          chmod 0755 "${OUT}"
+
+          perl -0777 -i -pe '
+            BEGIN {
+              our $age = $ENV{CISS_PHYS_AGE} // q{};
+            }
+            s/\{\{\s*secrets\.CISS_PHYS_AGE\s*\}\}/$age/g;
+          ' -- "${SOPS}"
+          chmod 0755 "${SOPS}"
+
+          echo "Hook rendered: ${OUT}"
+
      - name: 🛠️ Starting CISS.debian.live.builder. This may take a while ...
        shell: bash
        working-directory: ${{ github.workspace }}
--- a/.gitea/workflows/generate_PUBLIC_iso.yaml
+++ b/.gitea/workflows/generate_PUBLIC_iso.yaml
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 name: 💙 Generating a PUBLIC Live ISO.

--- a/.gitea/workflows/linter_char_scripts.yaml
+++ b/.gitea/workflows/linter_char_scripts.yaml
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 # Gitea Workflow: Shell-Script Linting
 #
--- a/.gitea/workflows/render-dnssec-status.yaml
+++ b/.gitea/workflows/render-dnssec-status.yaml
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 name: 🛡️ Retrieve DNSSEC status of coresecret.dev.

--- a/.gitea/workflows/render-dot-to-png.yaml
+++ b/.gitea/workflows/render-dot-to-png.yaml
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 name: 🔁 Render Graphviz Diagrams.

--- a/.version.properties
+++ b/.version.properties
@@ -15,5 +15,5 @@ properties_SPDX-License-Identifier="EUPL-1.2 OR LicenseRef-CCLA-1.0"
 properties_SPDX-LicenseComment="This file is part of the CISS.debian.installer.secure framework."
 properties_SPDX-PackageName="CISS.debian.live.builder"
 properties_SPDX-Security-Contact="security@coresecret.eu"
-properties_version="V8.13.288.2025.10.24"
+properties_version="V8.13.290.2025.10.26"
 # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=conf
--- a/CISS.debian.live.builder.spdx
+++ b/CISS.debian.live.builder.spdx
@@ -6,7 +6,7 @@ Creator: Person: Marc S. Weidner (Centurion Intelligence Consulting Agency)
 Created: 2025-05-07T12:00:00Z
 Package: CISS.debian.live.builder
 PackageName: CISS.debian.live.builder
-PackageVersion: Master V8.13.288.2025.10.24
+PackageVersion: Master V8.13.290.2025.10.26
 PackageSupplier: Organization: Centurion Intelligence Consulting Agency
 PackageDownloadLocation: https://git.coresecret.dev/msw/CISS.debian.live.builder
 PackageHomePage: https://git.coresecret.dev/msw/CISS.debian.live.builder
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 gitea: none
 include_toc: true
 ---
-[![Static Badge](https://badges.coresecret.dev/badge/Release-V8.13.288.2025.10.24-white?style=plastic&logo=linux&logoColor=white&logoSize=auto&label=Release&color=%23FCC624)](https://git.coresecret.dev/msw/CISS.debian.live.builder)
+[![Static Badge](https://badges.coresecret.dev/badge/Release-V8.13.290.2025.10.26-white?style=plastic&logo=linux&logoColor=white&logoSize=auto&label=Release&color=%23FCC624)](https://git.coresecret.dev/msw/CISS.debian.live.builder)
 &nbsp;
 [![Static Badge](https://badges.coresecret.dev/badge/Licence-EUPL1.2-white?style=plastic&logo=europeanunion&logoColor=white&logoSize=auto&label=Licence&color=%23003399)](https://eupl.eu/1.2/en/) &nbsp;
 [![Static Badge](https://badges.coresecret.dev/badge/opensourceinitiative-Compliant-white?style=plastic&logo=opensourceinitiative&logoColor=white&logoSize=auto&label=OSI&color=%233DA639)](https://opensource.org/license/eupl-1-2) &nbsp;
@@ -11,8 +11,8 @@ include_toc: true
 [![Static Badge](https://badges.coresecret.dev/badge/shellformat-passed-white?style=plastic&logo=google&logoColor=white&logoSize=auto&label=shellformat&color=%234285F4)](https://github.com/mvdan/sh) &nbsp;
 [![Static Badge](https://badges.coresecret.dev/badge/Shellstyle-Google-white?style=plastic&logo=google&logoColor=white&logoSize=auto&label=Shellstyle&color=%234285F4)](https://google.github.io/styleguide/shellguide.html)
 &nbsp;
-[![Static Badge](https://badges.coresecret.dev/badge/Gitea-1.24.6-white?style=plastic&logo=gitea&logoColor=white&logoSize=auto&label=gitea&color=%23609926)](https://docs.gitea.com/) &nbsp;
-[![Static Badge](https://badges.coresecret.dev/badge/IntelliJ-2025.2.3-white?style=plastic&logo=intellijidea&logoColor=white&logoSize=auto&label=IntelliJ&color=%23000000)](https://www.jetbrains.com/store/?section=personal&billing=yearly) &nbsp;
+[![Static Badge](https://badges.coresecret.dev/badge/Gitea-1.24.7-white?style=plastic&logo=gitea&logoColor=white&logoSize=auto&label=gitea&color=%23609926)](https://docs.gitea.com/) &nbsp;
+[![Static Badge](https://badges.coresecret.dev/badge/IntelliJ-2025.2.4-white?style=plastic&logo=intellijidea&logoColor=white&logoSize=auto&label=IntelliJ&color=%23000000)](https://www.jetbrains.com/store/?section=personal&billing=yearly) &nbsp;
 [![Static Badge](https://badges.coresecret.dev/badge/keepassxc-2.7.10-white?style=plastic&logo=keepassxc&logoColor=white&logoSize=auto&label=KeePassXC&color=%236CAC4D)](https://keepassxc.org/) &nbsp;
 [![Static Badge](https://badges.coresecret.dev/badge/netcup-Netcup-white?style=plastic&logo=netcup&logoColor=white&logoSize=auto&label=powered&color=%23056473)](https://www.netcup.com/de) &nbsp;
 [![Static Badge](https://badges.coresecret.dev/badge/powered-Centurion-white?style=plastic&logo=europeanunion&logoColor=white&logoSize=auto&label=powered&color=%230F243E)](https://coresecret.eu/) &nbsp;
@@ -26,7 +26,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 This shell wrapper automates the creation of a Debian Bookworm live ISO hardened according to the latest best practices in server
 and service security. It integrates into your build pipeline to deliver an isolated, robust environment suitable for
@@ -151,7 +151,7 @@ This means function status of the **CISS.2025.debian.live.builder** ISO after d-

 This project adheres strictly to a structured versioning scheme following the pattern x.y.z-Date.

-Example: `V8.13.288.2025.10.24`
+Example: `V8.13.290.2025.10.26`

 `x.y.z` represents major (x), minor (y), and patch (z) version increments.

--- a/REPOSITORY.md
+++ b/REPOSITORY.md
@@ -8,13 +8,13 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2.1. Repository Structure

 **Project:** Centurion Intelligence Consulting Agency Information Security Standard (CISS) — Debian Live Builder  
 **Branch:** `master`  
-**Repository State:** Master Version **8.13**, Build **V8.13.288.2025.10.24** (as of 2025-10-11)
+**Repository State:** Master Version **8.13**, Build **V8.13.290.2025.10.26** (as of 2025-10-11)

 ## 2.2. Top-Level Layout

--- a/config/hooks/live/0001_initramfs_modules.chroot
+++ b/config/hooks/live/0001_initramfs_modules.chroot
@@ -105,9 +105,9 @@ sha512_generic
 xts

 ### cryptsetup -----------------------------------------------------------------------------------------------------------------
-dm_mod
 dm_crypt
 dm_integrity
+dm_mod
 dm_verity

 ### Entropy --------------------------------------------------------------------------------------------------------------------
@@ -117,6 +117,11 @@ rng_core
 ### ESP/FAT/UEFI ---------------------------------------------------------------------------------------------------------------
 exfat
 fat
+nls_ascii
+nls_cp437
+nls_iso8859-1
+nls_iso8859-15
+nls_utf8
 vfat

 ### ext4 -----------------------------------------------------------------------------------------------------------------------
@@ -144,14 +149,14 @@ nf_nat
 nf_reject_ipv4
 nf_reject_ipv6
 nf_tables
+nfnetlink
+nfnetlink_log
 nft_ct
 nft_limit
 nft_log
 nft_masq
 nft_nat
 nft_reject_inet
-nfnetlink
-nfnetlink_log

 ### NVMe -----------------------------------------------------------------------------------------------------------------------
 nvme
@@ -165,24 +170,24 @@ raid456
 raid6_pq

 ### SCSI/SATA ------------------------------------------------------------------------------------------------------------------
-sd_mod
-sr_mod
-sg
 ahci
-libahci
 ata_generic
+libahci
 libata
-scsi_mod
 scsi_dh_alua
+scsi_mod
+sd_mod
+sg
+sr_mod

 ### USB ------------------------------------------------------------------------------------------------------------------------
-xhci_pci
-xhci_hcd
 ehci_pci
 ohci_pci
+uas
 uhci_hcd
 usb_storage
-uas
+xhci_hcd
+xhci_pci

 ### Virtual --------------------------------------------------------------------------------------------------------------------
 virtio_blk
--- a/config/hooks/live/9950_hardening_fail2ban.chroot
+++ b/config/hooks/live/9950_hardening_fail2ban.chroot
@@ -46,6 +46,7 @@ dbpurgeage            = 384d
 #                       ff00::/8    - IPv6 multicast (not an unicast host)
 #                       ::/128      - IPv6 unspecified (all zeros; never a real peer)
 ignoreip              = 127.0.0.1/8 ::1/128 fe80::/10 ff00::/8 ::/128 IGNORE_IP_MUST_BE_SET
+usedns		            = yes

 [recidive]
 enabled               = true
--- a/config/includes.chroot/etc/ssh/ssh_known_hosts
+++ b/config/includes.chroot/etc/ssh/ssh_known_hosts
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 [git.coresecret.dev]:42842 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGQA107AVmg1D/jnyXiqbPf38zQRl8s3c+PM1zbfpeQl
 [git.coresecret.dev]:42842 ssh-rsa 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
--- a/config/includes.chroot/etc/ssh/sshd_config
+++ b/config/includes.chroot/etc/ssh/sshd_config
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 ### https://www.ssh-audit.com/
 ### ssh -Q cipher | cipher-auth | compression | kex | kex-gss | key | key-cert | key-plain | key-sig | mac | protocol-version | sig
--- a/config/includes.chroot/etc/sysctl.d/99_local.hardened
+++ b/config/includes.chroot/etc/sysctl.d/99_local.hardened
@@ -9,7 +9,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-# Version Master V8.13.288.2025.10.24
+# Version Master V8.13.290.2025.10.26

 ### https://docs.kernel.org/
 ### https://github.com/a13xp0p0v/kernel-hardening-checker/
--- a/config/includes.chroot/preseed/.iso/preseed_hash_generator.sh
+++ b/config/includes.chroot/preseed/.iso/preseed_hash_generator.sh
@@ -10,7 +10,7 @@
 # SPDX-PackageName: CISS.debian.live.builder
 # SPDX-Security-Contact: security@coresecret.eu

-declare -gr VERSION="Master V8.13.288.2025.10.24"
+declare -gr VERSION="Master V8.13.290.2025.10.26"

 ### VERY EARLY CHECK FOR DEBUGGING
 if [[ $* == *" --debug "* ]]; then
--- a/config/includes.chroot/preseed/preseed.cfg
+++ b/config/includes.chroot/preseed/preseed.cfg
@@ -112,4 +112,4 @@ d-i preseed/late_command string sh /preseed/.ash/3_di_preseed_late_command.sh

 # Please consider donating to my work at: https://coresecret.eu/spenden/
 ###########################################################################################
-# Written by: ./preseed_hash_generator.sh Version: Master V8.13.288.2025.10.24 at: 10:18:37.9542
+# Written by: ./preseed_hash_generator.sh Version: Master V8.13.290.2025.10.26 at: 10:18:37.9542
--- a/docs/AUDIT_DNSSEC.md
+++ b/docs/AUDIT_DNSSEC.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. DNSSEC Status

--- a/docs/AUDIT_HAVEGED.md
+++ b/docs/AUDIT_HAVEGED.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Haveged Audit on Netcup RS 2000 G11

--- a/docs/AUDIT_LYNIS.md
+++ b/docs/AUDIT_LYNIS.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Lynis Audit:

--- a/docs/AUDIT_SSH.md
+++ b/docs/AUDIT_SSH.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. SSH Audit by ssh-audit.com

--- a/docs/AUDIT_TLS.md
+++ b/docs/AUDIT_TLS.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. TLS Audit:
 ````text
--- a/docs/BOOTPARAMS.md
+++ b/docs/BOOTPARAMS.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Hardened Kernel Boot Parameters

--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -8,10 +8,15 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Changelog

+## V8.13.290.2025.10.26
+* **Updated**: [0001_initramfs_modules.chroot](../config/hooks/live/0001_initramfs_modules.chroot) + ESP/FAT/UEFI mods
+* **Updated**: [9950_hardening_fail2ban.chroot](../config/hooks/live/9950_hardening_fail2ban.chroot)
+* **Updated**: [9999-cdi-starter](../scripts/9999-cdi-starter) Preparations for CISS and PhysNet primordial-workflow™.
+
 ## V8.13.288.2025.10.24
 * **Added**: Preparations for CISS and PhysNet primordial-workflow™.
 * **Added**: [0865_yq.chroot](../config/hooks/live/0865_yq.chroot)Preparations for CISS and PhysNet primordial-workflow™.
--- a/docs/CNET.md
+++ b/docs/CNET.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Centurion Net - Developer Branch Overview

--- a/docs/CODING_CONVENTION.md
+++ b/docs/CODING_CONVENTION.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Coding Style

--- a/docs/CONTRIBUTING.md
+++ b/docs/CONTRIBUTING.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Contributing / participating

--- a/docs/CREDITS.md
+++ b/docs/CREDITS.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Credits

--- a/docs/DL_PUB_ISO.md
+++ b/docs/DL_PUB_ISO.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Download the latest PUBLIC CISS.debian.live.ISO

--- a/docs/DOCUMENTATION.md
+++ b/docs/DOCUMENTATION.md
@@ -8,12 +8,12 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2.1. Usage
 ````text
 CISS.debian.live.builder
-Master V8.13.288.2025.10.24
+Master V8.13.290.2025.10.26
 A lightweight Shell Wrapper for building a hardened Debian Bookworm Live ISO Image.

 (c) Marc S. Weidner, 2018 - 2025
@@ -136,7 +136,7 @@ A lightweight Shell Wrapper for building a hardened Debian Bookworm Live ISO Ima
 # 2.2. Contact
 ````text
 CISS.debian.live.builder
-Master V8.13.288.2025.10.24
+Master V8.13.290.2025.10.26
 A lightweight Shell Wrapper for building a hardened Debian Bookworm Live ISO Image.

 (c) Marc S. Weidner, 2018 - 2025
--- a/docs/REFERENCES.md
+++ b/docs/REFERENCES.md
@@ -8,7 +8,7 @@ include_toc: true
 **Centurion Intelligence Consulting Agency Information Security Standard**<br>
 *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
 **Master Version**: 8.13<br>
-**Build**: V8.13.288.2025.10.24<br>
+**Build**: V8.13.290.2025.10.26<br>

 # 2. Resources

--- a/lib/lib_usage.sh
+++ b/lib/lib_usage.sh
@@ -35,13 +35,13 @@ usage() {
  # shellcheck disable=SC2155
  declare var_header=$(center "CLB(1)                        CISS.debian.live.builder                        CLB(1)" "${var_cols}")
  # shellcheck disable=SC2155
-  declare var_footer=$(center "V8.13.288.2025.10.24                        2025-10-07                        CLB(1)" "${var_cols}")
+  declare var_footer=$(center "V8.13.290.2025.10.26                        2025-10-07                        CLB(1)" "${var_cols}")

  {
    echo -e "\e[1;97m${var_header}\e[0m"
    echo
    echo -e "\e[92mCISS.debian.live.builder from https://git.coresecret.dev/msw \e[0m"
-    echo -e "\e[92mMaster V8.13.288.2025.10.24\e[0m"
+    echo -e "\e[92mMaster V8.13.290.2025.10.26\e[0m"
    echo -e "\e[92mA lightweight Shell Wrapper for building a hardened Debian Live ISO Image.\e[0m"
    echo
    echo -e "\e[97m(c) Marc S. Weidner, 2018 - 2025 \e[0m"
--- a/scripts/9999-cdi-starter
+++ b/scripts/9999-cdi-starter
@@ -13,21 +13,72 @@
 set -Ceuo pipefail
 umask 0077

+declare -grx  VAR_SEMAPHORE="/root/cdi.ciss" # Semaphore to appear.
+declare -girx VAR_TIMEOUT=60                 # Semaphore timer in seconds.
+
 install -d -m 0755 /run/lock
 exec 9> /run/lock/9999-cdi-starter.lock
 flock -n 9 || { echo "9999-cdi-starter already running. Exiting."; exit 0; }

 #######################################
-# Wait for network connectivity by looping.
+# Call into the CISS.debian.installer once the semaphore file is present.
+# Globals:
+#   None
 # Arguments:
 #   None
+# Returns:
+#   0: on success
+#######################################
+cdi() {
+  ### Declare Arrays, HashMaps, and Variables.
+  declare -i rc=""
+
+  ./ciss_debian_installer.sh \
+    --autoinstall \
+    --debug XTRACE \
+    --log debug \
+    --reionice-priority 1 0 \
+    --renice-priority "-19" \
+
+  rc="$?"
+
+  if [[ "${rc}" -eq 0 ]]; then
+
+    logger -t cdi-watcher "cdi(): ciss_debian_installer.sh completed SUCCESSFULLY [${rc}]."
+    exit 0
+
+  else
+
+    logger -t cdi-watcher "cdi(): ciss_debian_installer.sh FAILED [${rc}]."
+    exit "${rc}"
+
+  fi
+}
+### Prevents accidental 'unset -f'.
+# shellcheck disable=SC2034
+readonly -f cdi
+
+#######################################
+# Wait for network connectivity by looping.
+# Globals:
+#   None
+# Arguments:
+#   None
+# Returns:
+#   0: on success
 #######################################
 net_wait() {
+  ### Declare Arrays, HashMaps, and Variables.
  declare -i i=1
+
  for i in {1..30}; do
+
    getent hosts git.coresecret.dev >/dev/null && break
    sleep 1
+
  done
+
+  return 0
 }
 ### Prevents accidental 'unset -f'.
 # shellcheck disable=SC2034
@@ -35,13 +86,20 @@ readonly -f net_wait

 #######################################
 # Wrapper for loading CISS hardened Kernel Parameters.
+# Globals:
+#   None
 # Arguments:
 #   None
+# Returns:
+#   0: on success
 #######################################
 sysp() {
  sysctl -p /etc/sysctl.d/99_local.hardened
+
  # shellcheck disable=SC2312
  sysctl -a | grep -E 'kernel|vm|net' >| /var/log/sysctl_check"$(date +"%Y-%m-%d_%H:%M:%S")".log
+
+  return 0
 }
 ### Prevents accidental 'unset -f'.
 # shellcheck disable=SC2034
@@ -53,41 +111,70 @@ readonly -f sysp
 #   None
 #######################################
 main() {
-  declare -r repo_url="https://git.coresecret.dev/msw/CISS.debian.installer.git"
-  declare -r repo_dir="/root/git/CISS.debian.installer"
+  ### Declare Arrays, HashMaps, and Variables.
+  declare -r var_repo_url="https://git.coresecret.dev/msw/CISS.debian.installer.git"
+  declare -r var_repo_dir="/root/git/CISS.debian.installer"
+  delcare -i i=""
+  declare    var_mode=""

+  ### Sleep a moment to settle boot artifacts.
  sleep 8

+  ### Harden Kernel parameters.
  sysp

+  ### Prepare logging.
  install -d -m 0700 /root/.ciss/cdi/log
  # shellcheck disable=SC2155
  declare -r log="/root/.ciss/cdi/log/9999-cdi-starter_$(date +'%F_%H-%M-%S').log"
  # shellcheck disable=SC2312
  exec > >(tee -a "${log}") 2>&1

-  printf "CISS.debian.installer Master V8.13.288.2025.10.24 is up! \n" >| /root/.ciss/cdi/log/auto_start_begin_"$(date +"%Y-%m-%d_%H-%M-%S")".log
+  printf "CISS.debian.installer Master V8.13.290.2025.10.26 is up! \n" >| /root/.ciss/cdi/log/auto_start_begin_"$(date +"%Y-%m-%d_%H-%M-%S")".log

+  ### Wait for network connectivity.
  net_wait

+  ### Download CISS.debian.installer.
  cd /root/git

-  [[ -d "${repo_dir}" ]] && rm -rf "${repo_dir}"
+  [[ -d "${var_repo_dir}" ]] && rm -rf "${var_repo_dir}"

-  git clone "${repo_url}" "${repo_dir}"
+  git clone "${var_repo_url}" "${var_repo_dir}"

-  chmod 0700 "${repo_dir}/ciss_debian_installer.sh"
+  chmod 0700 "${var_repo_dir}/ciss_debian_installer.sh"

-  cd "${repo_dir}"
+  cd "${var_repo_dir}"

-#./ciss_debian_installer.sh \
-#  --autoinstall \
-#  --debug XTRACE \
-#  --log debug \
-#  --reionice-priority 1 0 \
-#  --renice-priority "-19"
+  ### Poll up to VAR_TIMEOUT seconds for the semaphore to appear and be mode 0600.
+  for ((i=0; i<VAR_TIMEOUT; i++)); do

-  printf "CISS.debian.installer Master V8.13.288.2025.10.24 successfully executed! \n" >| /root/.ciss/cdi/log/auto_start_finished_"$(date +"%Y-%m-%d_%H-%M-%S")".log
+    if [[ -e "${VAR_SEMAPHORE}" && ! -s "${VAR_SEMAPHORE}" ]]; then
+
+      var_mode="$(stat -c '%a' -- "${VAR_SEMAPHORE}" 2>/dev/null || echo '?')"
+
+      if [[ "${var_mode}" == "600" ]]; then
+
+        logger -t cdi-watcher "Semaphore found (${VAR_SEMAPHORE}, mode 0600) after ${i}s -> invoking cdi()"
+
+        cdi
+        ### cdi() never returns (it exits the script), so no code below this point in the 'then'-block will run.
+
+      else
+
+        logger -t cdi-watcher "Semaphore ${VAR_SEMAPHORE} present but wrong mode ${var_mode} (expected 600); ignoring"
+
+      fi
+
+    fi
+
+    sleep 1
+
+  done
+
+  ### Timeout reached without acceptable semaphore.
+  logger -t cdi-watcher "No valid semaphore ${VAR_SEMAPHORE} (mode 0600) within ${TIMEOUT_SEC}s; exiting idle."
+  printf "CISS.debian.installer Master V8.13.290.2025.10.26: No valid semaphore [%s] within [%s]s.\n" "${VAR_SEMAPHORE}" "${VAR_TIMEOUT}" >| /root/.ciss/cdi/log/auto_start_finished_"$(date +"%Y-%m-%d_%H-%M-%S")".log

  exit 0
 }
--- a/var/early.var.sh
+++ b/var/early.var.sh
@@ -14,7 +14,7 @@

 # shellcheck disable=SC2155
 declare -grx VAR_CONTACT="security@coresecret.eu"
-declare -grx VAR_VERSION="Master V8.13.288.2025.10.24"
+declare -grx VAR_VERSION="Master V8.13.290.2025.10.26"
 declare -grx VAR_SYSTEM="$(uname -mnosv)"
 declare -gx  VAR_EARLY_DEBUG="false"
 declare -gx  VAR_HANDLER_AUTOBUILD="false"