NixOS Security Jumpstart Training
A 2-day intensive workshop on secure system configuration with NixOS
NixOS Security Jumpstart
Master secure system configuration with NixOS's declarative approach
1 Training Overview
This intensive 2-day workshop provides practical, hands-on training for system administrators and security professionals who want to leverage NixOS for improved security posture. The training focuses on NixOS’s unique advantages for security, including reproducible system configurations, declarative management, secure package handling, and immutable deployments. Participants will learn how to implement, harden, and maintain NixOS systems with security best practices at the forefront.
1.1 Next Session
- Dates: August 15-16, 2025
- Times: 9:00 AM - 5:00 PM each day
- Format: Available in-person or live virtual
- Prerequisites: Basic Linux administration knowledge
- Price: $1,195 per participant (includes materials, lunch for in-person attendees, and 30-day follow-up support)
2 Training Curriculum
2.1 Day 1: NixOS Foundations and Secure Configuration
Morning Session: NixOS Security Fundamentals - Introduction to NixOS and its security philosophy - Understanding the Nix expression language for secure configurations - The security advantages of declarative system management - Setting up a reproducible NixOS environment - Hands-on exercise: Building your first secure NixOS configuration
Afternoon Session: System Hardening with NixOS - Implementing baseline security controls in NixOS - Secure user and service management - Network security configuration in NixOS - Filesystem security and encryption - Hands-on exercise: Hardening a NixOS system
2.2 Day 2: Advanced Security and Deployment
Morning Session: Advanced NixOS Security Features - Package verification and trusted binary sources - Immutable system state and security implications - Rollbacks and system recovery from security perspective - Configuration testing and validation - Hands-on exercise: Implementing and testing advanced security controls
Afternoon Session: Secure Deployments and Management - NixOS deployment strategies for security-critical environments - Managing secrets in NixOS configurations - Monitoring and logging for security events - Automated security testing and compliance - Hands-on exercise: Deploying and managing a secure multi-component system
3 Learning Outcomes
By completing this training, participants will be able to:
- Build reproducible and secure NixOS system configurations
- Implement security hardening measures specific to NixOS
- Use declarative configuration to enforce security policies
- Manage secure package deployments with Nix
- Leverage NixOS’s rollback capabilities for security incident recovery
- Create and manage immutable infrastructure
- Apply NixOS security principles to production environments
- Automate security testing and validation of configurations
4 Training Methods
Hands-On Learning
This training emphasizes practical application with over 70% of course time dedicated to hands-on exercises:
- Live NixOS environment for each participant
- Real-world security scenario configurations
- Progressive system hardening exercises
- Practical deployment workflows
- Collaborative security implementation challenges
Expert Instruction
Our instructors bring specialized NixOS and security expertise:
- Experienced NixOS system administrators
- Security specialists with hands-on NixOS experience
- Contributors to NixOS security modules
- Industry veterans from security-critical environments
- Direct experience implementing NixOS in regulated industries
5 Who Should Attend
This training is ideal for:
- System administrators seeking more secure infrastructure approaches
- Security professionals interested in immutable infrastructure
- DevOps engineers working in security-sensitive environments
- IT architects evaluating secure infrastructure options
- Security analysts looking to understand NixOS security advantages
- Organizations implementing zero-trust architecture
Participants should have basic Linux administration knowledge and familiarity with command-line interfaces. Prior experience with NixOS is helpful but not required.
6 Materials and Resources
Participants will receive:
- Comprehensive digital training manual
- NixOS security configuration templates
- Ready-to-use hardened NixOS modules
- Security testing scripts for NixOS
- Reference architectures for secure deployments
- Certificate of completion
- 30 days of post-training email support
- Access to NixOS security community resources
7 Lead Instructor

Alex Chen
Chief Security Officer, chen.ist
Alex has been working with NixOS in security-critical environments for over 5 years, implementing secure system configurations for financial and healthcare organizations. He combines practical security expertise with deep knowledge of NixOS's unique features for security hardening and immutable infrastructure.
As a contributor to several NixOS security modules, Alex brings real-world experience in leveraging declarative configuration management for enhanced security posture and compliance requirements.
8 Registration
Upcoming Training Sessions
Secure your spot in one of our upcoming NixOS Security Jumpstart training sessions:
- August 15-16, 2025: In-person (Bucharest) and Virtual
- November 7-8, 2025: In-person (Cluj-Napoca) and Virtual
- February 12-13, 2026: Virtual Only
Group discounts are available for organizations sending 3 or more participants.
9 Testimonials
"This training completely transformed how we approach system security. The immutable infrastructure approach with NixOS has significantly reduced our attack surface and simplified our security compliance efforts. The hands-on exercises were invaluable for understanding the practical implementation."
— Stefan M., Senior System Administrator
"As a security professional, I've been looking for ways to improve our infrastructure security posture. This training provided exactly what we needed - a practical approach to implementing truly reproducible and verifiable system configurations. The NixOS approach has been a game-changer for our security architecture."
— Elena T., Information Security Architect
Ready to enhance your security with NixOS?
Join our next NixOS Security Jumpstart training and master declarative security configurations.