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V8.13.280.2025.10.23
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🛡️ Retrieve DNSSEC status of coresecret.dev. / 🛡️ Retrieve DNSSEC status of coresecret.dev. (push) Successful in 55s
Details
🛡️ Shell Script Linting / 🛡️ Shell Script Linting (push) Successful in 2m21s
Details
🔐 Generating a Private Live ISO TRIXIE. / 🔐 Generating a Private Live ISO TRIXIE. (push) Successful in 54m32s
Details
💙 Generating a PUBLIC Live ISO. / 💙 Generating a PUBLIC Live ISO. (push) Successful in 55m42s
Details

Browse Source 
Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
This commit is contained in:
Marc S. Weidner
2025-10-23 07:41:43 +01:00
parent ce19ab9311
commit ca212c9a27
43 changed files with 77 additions and 53 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
.archive/.0000_lib_usage.sh
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@@ -21,7 +21,7 @@ usage() {
clear clear
cat << EOF cat << EOF
$(echo -e "\e[92mCISS.debian.live.builder\e[0m") $(echo -e "\e[92mCISS.debian.live.builder\e[0m")
$(echo -e "\e[92mMaster V8.13.272.2025.10.22\e[0m") $(echo -e "\e[92mMaster V8.13.280.2025.10.23\e[0m")
$(echo -e "\e[92mA lightweight Shell Wrapper for building a hardened Debian Live ISO Image.\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") $(echo -e "\e[97m(c) Marc S. Weidner, 2018 - 2025\e[0m")

2
.gitea/ISSUE_TEMPLATE/ISSUE_TEMPLATE.yaml
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@@ -25,7 +25,7 @@ body:
attributes: attributes:
label: "Version" label: "Version"
description: "Which version are you running? Use `./ciss_live_builder.sh -v`." description: "Which version are you running? Use `./ciss_live_builder.sh -v`."
placeholder: "e.g., Master V8.13.272.2025.10.22" placeholder: "e.g., Master V8.13.280.2025.10.23"
validations: validations:
required: true required: true

2
.gitea/TODO/dockerfile
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
FROM debian:bookworm FROM debian:bookworm

2
.gitea/TODO/render-md-to-html.yaml
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
name: 🔁 Render README.md to README.html. name: 🔁 Render README.md to README.html.

2
.gitea/trigger/t_generate_PRIVATE_trixie_0.yaml
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@@ -11,5 +11,5 @@
build: build:
counter: 1023 counter: 1023
version: V8.13.272.2025.10.22 version: V8.13.280.2025.10.23
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml

2
.gitea/trigger/t_generate_PRIVATE_trixie_1.yaml
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@@ -11,5 +11,5 @@
build: build:
counter: 1023 counter: 1023
version: V8.13.272.2025.10.22 version: V8.13.280.2025.10.23
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml

2
.gitea/trigger/t_generate_PUBLIC.yaml
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@@ -11,5 +11,5 @@
build: build:
counter: 1023 counter: 1023
version: V8.13.272.2025.10.22 version: V8.13.280.2025.10.23
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml

2
.gitea/trigger/t_generate_dns.yaml
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@@ -11,5 +11,5 @@
build: build:
counter: 1023 counter: 1023
version: V8.13.272.2025.10.22 version: V8.13.280.2025.10.23
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=yaml

2
.gitea/workflows/generate_PRIVATE_trixie_0.yaml
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
name: 🔐 Generating a Private Live ISO TRIXIE. name: 🔐 Generating a Private Live ISO TRIXIE.

2
.gitea/workflows/generate_PRIVATE_trixie_1.yaml
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
name: 🔐 Generating a Private Live ISO TRIXIE. name: 🔐 Generating a Private Live ISO TRIXIE.

2
.gitea/workflows/generate_PUBLIC_iso.yaml
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
name: 💙 Generating a PUBLIC Live ISO. name: 💙 Generating a PUBLIC Live ISO.

2
.gitea/workflows/linter_char_scripts.yaml
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
# Gitea Workflow: Shell-Script Linting # Gitea Workflow: Shell-Script Linting
# #

2
.gitea/workflows/render-dnssec-status.yaml
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
name: 🛡️ Retrieve DNSSEC status of coresecret.dev. name: 🛡️ Retrieve DNSSEC status of coresecret.dev.

2
.gitea/workflows/render-dot-to-png.yaml
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
name: 🔁 Render Graphviz Diagrams. name: 🔁 Render Graphviz Diagrams.

2
.version.properties
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@@ -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-LicenseComment="This file is part of the CISS.debian.installer.secure framework."
properties_SPDX-PackageName="CISS.debian.live.builder" properties_SPDX-PackageName="CISS.debian.live.builder"
properties_SPDX-Security-Contact="security@coresecret.eu" properties_SPDX-Security-Contact="security@coresecret.eu"
properties_version="V8.13.272.2025.10.22" properties_version="V8.13.280.2025.10.23"
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=conf # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=conf

2
CISS.debian.live.builder.spdx
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@@ -6,7 +6,7 @@ Creator: Person: Marc S. Weidner (Centurion Intelligence Consulting Agency)
Created: 2025-05-07T12:00:00Z Created: 2025-05-07T12:00:00Z
Package: CISS.debian.live.builder Package: CISS.debian.live.builder
PackageName: CISS.debian.live.builder PackageName: CISS.debian.live.builder
PackageVersion: Master V8.13.272.2025.10.22 PackageVersion: Master V8.13.280.2025.10.23
PackageSupplier: Organization: Centurion Intelligence Consulting Agency PackageSupplier: Organization: Centurion Intelligence Consulting Agency
PackageDownloadLocation: https://git.coresecret.dev/msw/CISS.debian.live.builder PackageDownloadLocation: https://git.coresecret.dev/msw/CISS.debian.live.builder
PackageHomePage: https://git.coresecret.dev/msw/CISS.debian.live.builder PackageHomePage: https://git.coresecret.dev/msw/CISS.debian.live.builder

6
README.md
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@@ -2,7 +2,7 @@
gitea: none gitea: none
include_toc: true include_toc: true
--- ---
[![Static Badge](https://badges.coresecret.dev/badge/Release-V8.13.272.2025.10.22-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-V8.13.280.2025.10.23-white?style=plastic&logo=linux&logoColor=white&logoSize=auto&label=Release&color=%23FCC624)](https://git.coresecret.dev/msw/CISS.debian.live.builder)
&nbsp; &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/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; [![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;
@@ -26,7 +26,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
This shell wrapper automates the creation of a Debian Bookworm live ISO hardened according to the latest best practices in server 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 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. This project adheres strictly to a structured versioning scheme following the pattern x.y.z-Date.
Example: `V8.13.272.2025.10.22` Example: `V8.13.280.2025.10.23`
`x.y.z` represents major (x), minor (y), and patch (z) version increments. `x.y.z` represents major (x), minor (y), and patch (z) version increments.

4
REPOSITORY.md
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@@ -8,13 +8,13 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2.1. Repository Structure # 2.1. Repository Structure
**Project:** Centurion Intelligence Consulting Agency Information Security Standard (CISS) — Debian Live Builder **Project:** Centurion Intelligence Consulting Agency Information Security Standard (CISS) — Debian Live Builder
**Branch:** `master` **Branch:** `master`
**Repository State:** Master Version **8.13**, Build **V8.13.272.2025.10.22** (as of 2025-10-11) **Repository State:** Master Version **8.13**, Build **V8.13.280.2025.10.23** (as of 2025-10-11)
## 2.2. Top-Level Layout ## 2.2. Top-Level Layout

18
config/hooks/live/9996_auditd.chroot
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@@ -34,8 +34,8 @@ cp -u /etc/audit/auditd.conf /root/.ciss/dlb/backup/auditd.conf.bak
cp -u /etc/audit/rules.d/audit.rules /root/.ciss/dlb/backup/rules_d_audit.rules.bak cp -u /etc/audit/rules.d/audit.rules /root/.ciss/dlb/backup/rules_d_audit.rules.bak
rm -rf /etc/audit/rules.d/audit.rules rm -rf /etc/audit/rules.d/audit.rules
############################################################### /etc/audit/rules.d/10-base-config.rules ############################################################### /etc/audit/rules.d/00-base-config.rules
cat << EOF >| /etc/audit/rules.d/10-base-config.rules cat << EOF >| /etc/audit/rules.d/00-base-config.rules
## First rule - delete all ## First rule - delete all
-D -D
@@ -53,6 +53,20 @@ cat << EOF >| /etc/audit/rules.d/10-base-config.rules
-f 1 -f 1
EOF EOF
############################################################### /etc/audit/rules.d/10-ciss-noise-floor.rules
cat << EOF >| /etc/audit/rules.d/10-ciss-noise-floor.rules
## Ignore kernel/daemon noise without a loginuid (unset = 4294967295).
-a never,exit -F auid=4294967295
## Make privileged exec tracing user-initiated only (no boot-time daemons).
-a always,exit -F arch=b64 -S execve -F euid=0 -F auid>=1000 -F auid!=-1 -k exec_root
-a always,exit -F arch=b32 -S execve -F euid=0 -F auid>=1000 -F auid!=-1 -k exec_root
## (Optional, same principle for suid/sgid transitions).
-a always,exit -F arch=b64 -S execve -C uid!=euid -F auid>=1000 -F auid!=-1 -k exec_suid_sgid
-a always,exit -F arch=b32 -S execve -C uid!=euid -F auid>=1000 -F auid!=-1 -k exec_suid_sgid
EOF
############################################################### /etc/audit/rules.d/11-loginuid.rules ############################################################### /etc/audit/rules.d/11-loginuid.rules
cat << EOF >| /etc/audit/rules.d/11-loginuid.rules cat << EOF >| /etc/audit/rules.d/11-loginuid.rules
--loginuid-immutable --loginuid-immutable

2
config/includes.chroot/etc/ssh/ssh_known_hosts
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
[git.coresecret.dev]:42842 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGQA107AVmg1D/jnyXiqbPf38zQRl8s3c+PM1zbfpeQl [git.coresecret.dev]:42842 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGQA107AVmg1D/jnyXiqbPf38zQRl8s3c+PM1zbfpeQl
[git.coresecret.dev]:42842 ssh-rsa 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 [git.coresecret.dev]:42842 ssh-rsa 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

2
config/includes.chroot/etc/ssh/sshd_config
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
### https://www.ssh-audit.com/ ### 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 ### ssh -Q cipher | cipher-auth | compression | kex | kex-gss | key | key-cert | key-plain | key-sig | mac | protocol-version | sig

2
config/includes.chroot/etc/sysctl.d/99_local.hardened
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@@ -9,7 +9,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
# Version Master V8.13.272.2025.10.22 # Version Master V8.13.280.2025.10.23
### https://docs.kernel.org/ ### https://docs.kernel.org/
### https://github.com/a13xp0p0v/kernel-hardening-checker/ ### https://github.com/a13xp0p0v/kernel-hardening-checker/

2
config/includes.chroot/preseed/.iso/preseed_hash_generator.sh
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@@ -10,7 +10,7 @@
# SPDX-PackageName: CISS.debian.live.builder # SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu # SPDX-Security-Contact: security@coresecret.eu
declare -gr VERSION="Master V8.13.272.2025.10.22" declare -gr VERSION="Master V8.13.280.2025.10.23"
### VERY EARLY CHECK FOR DEBUGGING ### VERY EARLY CHECK FOR DEBUGGING
if [[ $* == *" --debug "* ]]; then if [[ $* == *" --debug "* ]]; then

2
config/includes.chroot/preseed/preseed.cfg
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@@ -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/ # Please consider donating to my work at: https://coresecret.eu/spenden/
########################################################################################### ###########################################################################################
# Written by: ./preseed_hash_generator.sh Version: Master V8.13.272.2025.10.22 at: 10:18:37.9542 # Written by: ./preseed_hash_generator.sh Version: Master V8.13.280.2025.10.23 at: 10:18:37.9542

2
docs/AUDIT_DNSSEC.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. DNSSEC Status # 2. DNSSEC Status

2
docs/AUDIT_HAVEGED.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Haveged Audit on Netcup RS 2000 G11 # 2. Haveged Audit on Netcup RS 2000 G11

2
docs/AUDIT_LYNIS.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Lynis Audit: # 2. Lynis Audit:

2
docs/AUDIT_SSH.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. SSH Audit by ssh-audit.com # 2. SSH Audit by ssh-audit.com

2
docs/AUDIT_TLS.md
View File

@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. TLS Audit: # 2. TLS Audit:
````text ````text

2
docs/BOOTPARAMS.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Hardened Kernel Boot Parameters # 2. Hardened Kernel Boot Parameters

6
docs/CHANGELOG.md
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@@ -8,10 +8,14 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Changelog # 2. Changelog
## V8.13.280.2025.10.23
* **Updated**: [9996_auditd.chroot](../config/hooks/live/9996_auditd.chroot) + 10-ciss-noise-floor.rules
* **Updated**: [lib_lb_config_write_trixie.sh](../lib/lib_lb_config_write_trixie.sh) changed: audit_backlog_limit=262144
## V8.13.272.2025.10.22 ## V8.13.272.2025.10.22
* **Updated**: [0000_basic_chroot_setup.chroot](../config/hooks/live/0000_basic_chroot_setup.chroot) + amd64-microcode intel-microcode * **Updated**: [0000_basic_chroot_setup.chroot](../config/hooks/live/0000_basic_chroot_setup.chroot) + amd64-microcode intel-microcode
* **Updated**: [0090_jitterentropy.chroot](../config/hooks/live/0090_jitterentropy.chroot) removed --sp800-90b * **Updated**: [0090_jitterentropy.chroot](../config/hooks/live/0090_jitterentropy.chroot) removed --sp800-90b

2
docs/CNET.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Centurion Net - Developer Branch Overview # 2. Centurion Net - Developer Branch Overview

2
docs/CODING_CONVENTION.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Coding Style # 2. Coding Style

2
docs/CONTRIBUTING.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Contributing / participating # 2. Contributing / participating

2
docs/CREDITS.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Credits # 2. Credits

2
docs/DL_PUB_ISO.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Download the latest PUBLIC CISS.debian.live.ISO # 2. Download the latest PUBLIC CISS.debian.live.ISO

6
docs/DOCUMENTATION.md
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@@ -8,12 +8,12 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2.1. Usage # 2.1. Usage
````text ````text
CISS.debian.live.builder CISS.debian.live.builder
Master V8.13.272.2025.10.22 Master V8.13.280.2025.10.23
A lightweight Shell Wrapper for building a hardened Debian Bookworm Live ISO Image. A lightweight Shell Wrapper for building a hardened Debian Bookworm Live ISO Image.
(c) Marc S. Weidner, 2018 - 2025 (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 # 2.2. Contact
````text ````text
CISS.debian.live.builder CISS.debian.live.builder
Master V8.13.272.2025.10.22 Master V8.13.280.2025.10.23
A lightweight Shell Wrapper for building a hardened Debian Bookworm Live ISO Image. A lightweight Shell Wrapper for building a hardened Debian Bookworm Live ISO Image.
(c) Marc S. Weidner, 2018 - 2025 (c) Marc S. Weidner, 2018 - 2025

2
docs/REFERENCES.md
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@@ -8,7 +8,7 @@ include_toc: true
**Centurion Intelligence Consulting Agency Information Security Standard**<br> **Centurion Intelligence Consulting Agency Information Security Standard**<br>
*Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br> *Debian Live Build Generator for hardened live environment and CISS Debian Installer*<br>
**Master Version**: 8.13<br> **Master Version**: 8.13<br>
**Build**: V8.13.272.2025.10.22<br> **Build**: V8.13.280.2025.10.23<br>
# 2. Resources # 2. Resources

4
lib/lib_lb_config_write_trixie.sh
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@@ -40,8 +40,8 @@ lb_config_write_trixie() {
--backports true \ --backports true \
--binary-filesystem fat32 \ --binary-filesystem fat32 \
--binary-image iso-hybrid \ --binary-image iso-hybrid \
--bootappend-install "auto=true priority=critical clock-setup/utc=true console-setup/ask_detect=false debian-installer/country=US debian-installer/language=en debian-installer/locale=en_US.UTF-8 keyboard-configuration/xkb-keymap=de keyboard-configuration/model=pc105 localechooser/supported-locales=en_US.UTF-8 time/zone=Etc/UTC splash audit_backlog_limit=8192 audit=1 debugfs=off efi=disable_early_pci_dma efi_no_storage_paranoia hardened_usercopy=1 ia32_emulation=0 init_on_alloc=1 init_on_free=1 iommu=force kfence.sample_interval=100 kvm.nx_huge_pages=force l1d_flush=on lockdown=confidentiality loglevel=0 mce=0 mitigations=auto,nosmt mmio_stale_data=full,nosmt oops=panic page_alloc.shuffle=1 page_poison=1 panic=-1 pti=on random.trust_bootloader=off random.trust_cpu=off randomize_kstack_offset=on retbleed=auto,nosmt rodata=on tsx=off vdso32=0 vsyscall=none" \ --bootappend-install "auto=true priority=critical clock-setup/utc=true console-setup/ask_detect=false debian-installer/country=US debian-installer/language=en debian-installer/locale=en_US.UTF-8 keyboard-configuration/xkb-keymap=de keyboard-configuration/model=pc105 localechooser/supported-locales=en_US.UTF-8 time/zone=Etc/UTC splash audit_backlog_limit=262144 audit=1 debugfs=off efi=disable_early_pci_dma efi_no_storage_paranoia hardened_usercopy=1 ia32_emulation=0 init_on_alloc=1 init_on_free=1 iommu=force kfence.sample_interval=100 kvm.nx_huge_pages=force l1d_flush=on lockdown=confidentiality loglevel=0 mce=0 mitigations=auto,nosmt mmio_stale_data=full,nosmt oops=panic page_alloc.shuffle=1 page_poison=1 panic=-1 pti=on random.trust_bootloader=off random.trust_cpu=off randomize_kstack_offset=on retbleed=auto,nosmt rodata=on tsx=off vdso32=0 vsyscall=none" \
--bootappend-live "boot=live components keyboard-layouts=de keyboard-model=pc105 keyboard-options= keyboard-variants= locales=en_US.UTF-8 noautologin nottyautologin nox11autologin noeject nopersistence ramdisk-size=1024M splash swap=true timezone=Etc/UTC toram verify-checksums apparmor=1 security=apparmor audit_backlog_limit=8192 audit=1 debugfs=off efi=disable_early_pci_dma hardened_usercopy=1 ia32_emulation=0 init_on_alloc=1 init_on_free=1 iommu.passthrough=0 iommu.strict=1 iommu=force kfence.sample_interval=100 kvm.nx_huge_pages=force l1d_flush=on lockdown=confidentiality loglevel=0 mitigations=auto,nosmt mmio_stale_data=full,force nosmt=force oops=panic page_alloc.shuffle=1 page_poison=1 panic=0 pti=on random.trust_bootloader=off random.trust_cpu=off randomize_kstack_offset=on retbleed=auto,nosmt rodata=on slab_nomerge vdso32=0 vsyscall=none" \ --bootappend-live "boot=live components keyboard-layouts=de keyboard-model=pc105 keyboard-options= keyboard-variants= locales=en_US.UTF-8 noautologin nottyautologin nox11autologin noeject nopersistence ramdisk-size=1024M splash swap=true timezone=Etc/UTC toram verify-checksums apparmor=1 security=apparmor audit_backlog_limit=262144 audit=1 debugfs=off efi=disable_early_pci_dma hardened_usercopy=1 ia32_emulation=0 init_on_alloc=1 init_on_free=1 iommu.passthrough=0 iommu.strict=1 iommu=force kfence.sample_interval=100 kvm.nx_huge_pages=force l1d_flush=on lockdown=confidentiality loglevel=0 mitigations=auto,nosmt mmio_stale_data=full,force nosmt=force oops=panic page_alloc.shuffle=1 page_poison=1 panic=0 pti=on random.trust_bootloader=off random.trust_cpu=off randomize_kstack_offset=on retbleed=auto,nosmt rodata=on slab_nomerge vdso32=0 vsyscall=none" \
--bootloaders grub-efi \ --bootloaders grub-efi \
--cache true \ --cache true \
--checksums sha512 sha256 md5 \ --checksums sha512 sha256 md5 \

4
lib/lib_usage.sh
View File

@@ -35,13 +35,13 @@ usage() {
# shellcheck disable=SC2155 # shellcheck disable=SC2155
declare var_header=$(center "CLB(1) CISS.debian.live.builder CLB(1)" "${var_cols}") declare var_header=$(center "CLB(1) CISS.debian.live.builder CLB(1)" "${var_cols}")
# shellcheck disable=SC2155 # shellcheck disable=SC2155
declare var_footer=$(center "V8.13.272.2025.10.22 2025-10-07 CLB(1)" "${var_cols}") declare var_footer=$(center "V8.13.280.2025.10.23 2025-10-07 CLB(1)" "${var_cols}")
{ {
echo -e "\e[1;97m${var_header}\e[0m" echo -e "\e[1;97m${var_header}\e[0m"
echo echo
echo -e "\e[92mCISS.debian.live.builder from https://git.coresecret.dev/msw \e[0m" echo -e "\e[92mCISS.debian.live.builder from https://git.coresecret.dev/msw \e[0m"
echo -e "\e[92mMaster V8.13.272.2025.10.22\e[0m" echo -e "\e[92mMaster V8.13.280.2025.10.23\e[0m"
echo -e "\e[92mA lightweight Shell Wrapper for building a hardened Debian Live ISO Image.\e[0m" echo -e "\e[92mA lightweight Shell Wrapper for building a hardened Debian Live ISO Image.\e[0m"
echo echo
echo -e "\e[97m(c) Marc S. Weidner, 2018 - 2025 \e[0m" echo -e "\e[97m(c) Marc S. Weidner, 2018 - 2025 \e[0m"

6
scripts/9999-cdi-starter
View File

@@ -66,7 +66,7 @@ main() {
# shellcheck disable=SC2312 # shellcheck disable=SC2312
exec > >(tee -a "${log}") 2>&1 exec > >(tee -a "${log}") 2>&1
printf "CISS.debian.installer Master V8.13.272.2025.10.22 is up! \n" >| /root/.ciss/cdi/log/auto_start_begin_"$(date +"%Y-%m-%d_%H-%M-%S")".log printf "CISS.debian.installer Master V8.13.280.2025.10.23 is up! \n" >| /root/.ciss/cdi/log/auto_start_begin_"$(date +"%Y-%m-%d_%H-%M-%S")".log
net_wait net_wait
@@ -80,14 +80,14 @@ main() {
cd "${repo_dir}" cd "${repo_dir}"
#./ciss_debian_installer.sh \ #./ciss_debian_installer.sh \
# --autoinstall \ # --autoinstall \
# --debug XTRACE \ # --debug XTRACE \
# --log debug \ # --log debug \
# --reionice-priority 1 0 \ # --reionice-priority 1 0 \
# --renice-priority "-19" # --renice-priority "-19"
printf "CISS.debian.installer Master V8.13.272.2025.10.22 successfully executed! \n" >| /root/.ciss/cdi/log/auto_start_finished_"$(date +"%Y-%m-%d_%H-%M-%S")".log printf "CISS.debian.installer Master V8.13.280.2025.10.23 successfully executed! \n" >| /root/.ciss/cdi/log/auto_start_finished_"$(date +"%Y-%m-%d_%H-%M-%S")".log
exit 0 exit 0
} }

2
var/early.var.sh
View File

@@ -14,7 +14,7 @@
# shellcheck disable=SC2155 # shellcheck disable=SC2155
declare -grx VAR_CONTACT="security@coresecret.eu" declare -grx VAR_CONTACT="security@coresecret.eu"
declare -grx VAR_VERSION="Master V8.13.272.2025.10.22" declare -grx VAR_VERSION="Master V8.13.280.2025.10.23"
declare -grx VAR_SYSTEM="$(uname -mnosv)" declare -grx VAR_SYSTEM="$(uname -mnosv)"
declare -gx VAR_EARLY_DEBUG="false" declare -gx VAR_EARLY_DEBUG="false"
declare -gx VAR_HANDLER_AUTOBUILD="false" declare -gx VAR_HANDLER_AUTOBUILD="false"

8
var/global.var.sh
View File

@@ -14,7 +14,13 @@
guard_sourcing guard_sourcing
### Definition of MUST set global variables. ### Definition of MUST set global variables.
declare -gr VAR_BASH_VER="$(bash --version | head -n1 | awk '{print $4" "$5" "$6}')" declare -gr VAR_BASH_VER="$(bash --version | head -n1 | awk '{
# Print $4 and $5; include $6 only if it exists
out = $4
if (NF >= 5) out = out " " $5
if (NF >= 6) out = out " " $6
print out
}')"
declare -gr VAR_HOST="$(uname -n)" declare -gr VAR_HOST="$(uname -n)"
declare -gr VAR_DATE_EPOCH="$(date -u +%s)" declare -gr VAR_DATE_EPOCH="$(date -u +%s)"
declare -gr VAR_ISO8601="$(date -u -d "@${VAR_DATE_EPOCH}" '+%Y-%m-%dT%H:%M:%SZ')" declare -gr VAR_ISO8601="$(date -u -d "@${VAR_DATE_EPOCH}" '+%Y-%m-%dT%H:%M:%SZ')"