Hardened Ubuntu 26.04 LTS | DISA STIG Compliant Server
por Madarson It, LLC
Azure-based VM with Ubuntu 26.04 LTS pre-configured and hardened to DISA STIG standards. For DoD, federal, and regulated industries.
This Azure-based virtual machine comes pre-configured with the latest Ubuntu 26.04 LTS (Resolute Raccoon) image, hardened to address Defense Information Systems Agency (DISA) Security Technical Implementation Guide (STIG) requirements. Designed for defense, federal, and highly regulated organizations that demand the highest level of system security and auditability.
Built on Linux kernel 7.0, this image delivers the most advanced Ubuntu LTS platform combined with a comprehensive STIG-aligned hardening configuration covering authentication, audit logging, access controls, cryptography, network security, and system integrity.
Key Features:
- DISA STIG Alignment: Pre-configured controls addressing DISA STIG requirements for Ubuntu — the most rigorous publicly available security baseline for Linux systems.
- Linux Kernel 7.0: Latest performance improvements, hardware support, and security enhancements.
- Strong Authentication: PAM configured with password complexity, account lockout, login delay, session timeout, and multi-factor authentication readiness.
- Comprehensive Audit Logging: Full auditd rule set capturing all STIG-required events including privileged commands, identity changes, time modifications, network configuration changes, and kernel module activity.
- Cryptographic Controls: SSH hardened with strong ciphers, MACs, and key exchange algorithms. Password hashing configured with SHA-512 and high iteration rounds.
- System Integrity: AIDE file integrity monitoring, AppArmor mandatory access control, and auditd immutable rule set.
- Chrony Time Sync: Secure NTP synchronization configured and enforced.
- 5-Year LTS Support: Supported through 2031, extendable to 10 years with Ubuntu Pro.
Why use Madarson IT Ubuntu 26.04 LTS images?
Madarson IT certified images are always up to date, secure, follow industry standards, and are built to work right out of the box. Every image is validated before publishing and regularly updated to incorporate the latest security patches.
Disclaimer: Canonical Ltd. owns the trademarks for Ubuntu and its associated branding. Madarson IT does not provide commercial licenses on any third-party product. This image is designed to assist with STIG compliance and should be considered a starting point. Organizations are responsible for validating compliance against their specific STIG requirements and operational environment. Certain STIG controls require infrastructure components (PKI, DoD CA, hardware tokens) not included in this image.
To speak with us about private offers, audit or compliance needs, please contact us at info@madarsonit.com