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Networking fundamentals

How Computer Networks and the Internet Work

IP Addresses, DNS and Network Protocols

Cybersecurity Principles and Threats

Networking and Security Knowledge Check

Protecting digital environments

Encryption, Authentication and Access Control

Safe Computing and Privacy Practices

Responding to Cybersecurity Incidents

Computer Networks and Cybersecurity Final Quiz

A foundational course in computer networking and cybersecurity, covering internet architecture, IP, DNS, TCP and UDP, security principles, encryption, authentication, privacy practices and incident response.

Learn how devices communicate across networks and explore the principles that help protect information, systems and users.

Computer Networks and Cybersecurity

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