Ubuntu 26.04 Preview - Level 1 Hardened Server (Development Branch)
by Madarson It, LLC
Ubuntu 26.04 Resolute Raccoon server (development preview) with Level 1 security hardening for cloud workloads and infrastructure.
Ubuntu 26.04 Preview - Level 1 Hardened Server
⚠️ Development Preview: Ubuntu 26.04 "Resolute Raccoon" development branch. NOT final LTS - for testing and early adoption only. Official LTS release April 2026.
Azure server with upcoming Ubuntu 26.04 featuring foundational Level 1 security hardening for cloud infrastructure, application hosting, and DevOps workflows.
Key Features:
- Level 1 Hardening: Foundational security controls minimizing risk with minimal service interruption
- Azure Optimized: Performance-tuned with Azure VM Agent
- Compliance Ready: ISO 27001, NIST CSF, SOC 2 configurations
- Latest Kernel: Linux 6.17+ with newest features
- Container Ready: Optimized for Docker, Kubernetes
- Minimal Footprint: Server-only, no GUI
Security Controls:
- Filesystem hardening with secure mount options
- Restrictive user access and authentication
- Disabled unnecessary services
- Enhanced logging (auditd)
- Firewall default-deny (UFW)
- Automated security updates
- Password complexity enforcement
- SSH hardening with key-based auth
- Network parameter hardening
Use Cases:
- Web servers, API endpoints
- Container hosts (Docker/Kubernetes)
- Database servers
- CI/CD infrastructure
- Microservices architectures
Important:
- Pre-release - may contain bugs
- Testing environments only until LTS
- Upgrades to stable 26.04 LTS April 2026
- Community support only until LTS
Level 1 vs Level 2:
Level 1: Foundational security, minimal impact, general infrastructure, moderate compliance.
Level 2: Maximum security for sensitive data, stringent compliance (FedRAMP High, PCI DSS, HIPAA), requires thorough testing.
Why Madarson IT?
Security-hardened Linux images with vulnerability scanning and security testing. Early access to upcoming releases with rigorous security standards.
Contact: info@madarsonit.com for custom configurations, assessments, or compliance consulting.
Disclaimer: Ubuntu is a trademark of Canonical Ltd. Development preview - not affiliated with Canonical. No Ubuntu Advantage/Pro included.