Learning Path Overview
Understand computer security through the lens of information flow and χ-mode containment.
Estimated time: Self-paced
Level: Student to Advanced
What You'll Learn
- Understand security as information flow control
- Design effective isolation boundaries
- Recognize common attack patterns
- Implement defense-in-depth strategies
Prerequisites
- Basic computing concepts
- Understanding of operating systems helpful
Learning Modules
Module 1: Security Foundations
Core concepts of computer security from first principles.
Topics covered:
- Information as χ-mode configurations
- Security as flow control
- Trust boundaries
Resources:
Module 2: Isolation and Containment
How to create effective security boundaries.
Topics covered:
- Sandboxing principles
- Application isolation
- χ-mode containment
Resources:
- What Is a Sandbox
- What Is Application Isolation
- Why Is System Isolation Important?
- Sandbox Security Architecture Diagram
Module 3: Threats and Attacks
Understanding how attacks work to defend against them.
Topics covered:
- Exploit techniques
- Privilege escalation
- Code injection
Resources:
- What Is Exploit Detection
- What Is Privilege Escalation
- What Is Code Injection
- Why Do Exploits Bypass Security?
- Exploit Path Diagram
Module 4: Runtime Protection
Active defenses during program execution.
Topics covered:
- Memory safety
- Runtime monitoring
- Intrusion detection
Resources:
Module 5: Defensive Architecture
Building secure systems from the ground up.
Topics covered:
- Defense in depth
- Zero trust principles
- System hardening
Resources:
- What Is Secure Architecture
- What Is Zero Trust Security
- What Is System Hardening
- Why Do Cyber Defenses Require Layered Security?
How to Use This Path
- Start with foundations - Security builds on core concepts
- Study attack patterns - Know your adversary
- Practice defense - Try the sandbox demonstrations
- Think holistically - Security is about complete systems
Continue Your Journey
After completing this path, explore:
Need Help?
- Visit Nexus to ask security questions
- Explore security Atlas diagrams
- Review Void documentation