Unit 1: What Is Security?

Unit 2: Elements of Security

Unit 3: Applied Encryption

Unit 4: Types of Attacks

Unit 5: Recent Networking Vulnerability Considerations

Unit 6: General Security Principles

Unit 7: Protocol Layers and Security

Unit 8: Securing Resources

Unit 9: Firewalls and Virtual Private Networks

Unit 10: Levels of Firewall Protection

Unit 11: Detecting and Distracting Hackers

Unit 12: Incident Response