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CISS.debian.installer/func/cdi_4400_hardening/4460_hardening_openssl.sh
Marc S. Weidner 7d599e8463
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V8.00.000.2025.06.17
Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
2025-10-17 06:42:14 +01:00

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#!/bin/bash
# SPDX-Version: 3.0
# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.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.installer
# SPDX-Security-Contact: security@coresecret.eu
guard_sourcing
#######################################
# Hardening OpenSSL library defaults (system-wide), TLSv1.2-, TLSv1.3-, AES-256-only.
# Globals:
# TARGET
# VAR_SETUP_PATH
# Arguments:
# None
# Returns:
# 0: on success
#######################################
hardening_openssl() {
mkdir -p "${TARGET}/root/.ciss/cdi/backup/etc/ssl"
mv "${TARGET}/etc/ssl/openssl.cnf" "${TARGET}/root/.ciss/cdi/backup/etc/ssl/openssl.cnf.bak"
insert_header "${TARGET}/etc/ssl/openssl.cnf"
insert_comments "${TARGET}/etc/ssl/openssl.cnf"
cat "${VAR_SETUP_PATH}/includes/target/etc/ssl/openssl.cnf" >> "${TARGET}/etc/ssl/openssl.cnf"
guard_dir && return 0
}
### Prevents accidental 'unset -f'.
# shellcheck disable=SC2034
readonly -f hardening_openssl
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh