Courses

Browser-based courses in Linux, cybersecurity, networking, and virtualization. Each runs in your browser with live lab environments, nothing to install.

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Cloud and Virtualization Concepts : Learn the essentials of cloud computing and virtualization: core mechanics, real-world...

Cisco CyberOps Associate : Monitor, detect, and respond to cybersecurity threats through hands-on labs aligned with the...

NDG Ethical Hacking v2 : Practice offensive security techniques: reconnaissance, vulnerability analysis, exploitation,...

NDG Forensics v2 : Practice digital forensic investigation techniques: evidence collection, file system analysis,...

Intro to Critical Infrastructure : Critical infrastructure cybersecurity concepts: PLCs, HMIs, SCADA systems, Modbus protocol, and...

Linux Essentials : Learn the fundamentals of the Linux operating system, command line, and open-source concepts....

Introduction to Linux 1 : Build foundational Linux system administration skills: file management, package installation,...

Introduction to Linux 2 : Advance your Linux administration skills: shell scripting, system services, networking...

NDG CySA+ : Practice behavioral analytics, threat detection, vulnerability management, and incident...

NDG Sandbox for Proxmox VE : A browser-based sandbox for Proxmox VE. Deploy VMs, configure storage, and work through the...

NDG Security+ v4 : Practice network security skills: threat mitigation, access control, cryptography, and risk...

PAN11 Firewall Essentials : Configure, manage, and monitor Palo Alto Networks next-generation firewalls through hands-on...

Cybersecurity Foundation : Learn cybersecurity fundamentals. Recognize and mitigate attacks against enterprise networks and...

Cloud Security Automation : Learn cloud security automation with Kubernetes, DevSecOps practices, vulnerability management,...

Cloud Security Fundamentals : Learn cloud security fundamentals. Recognize threats and defend data centers, cloud...

Fundamental Training Bundle : A four-course bundle covering cybersecurity, cloud security, network security, and security...

Network Security Fundamentals : Learn network security fundamentals. Recognize and defend home networks, enterprise...

Security Operations Fundamentals : An introduction to Security Operations Center (SOC) concepts: frameworks, monitoring processes,...

Proxmox VE 8: AAO : Advanced Proxmox VE administration: VM migration, API automation, advanced networking, Ceph...

Proxmox VE 8: Setup and Management : Install and configure Proxmox VE, deploy virtual machines and containers, and manage storage and...

Proxmox VE 9: Setup and Management : Install and configure Proxmox VE 9, deploy virtual machines and containers, and manage storage...

RHEL9.3 System Administration I : Build a foundation in Red Hat Enterprise Linux administration: command-line essentials, user...

RHEL9.3 System Administration II : Go deeper into enterprise Linux administration: file systems, logical volumes, SELinux,...

Linux Unhatched : A free introduction to Linux. Learn basic command-line navigation, installation, and...