Computer network courses can help you learn how data moves between devices, how networks are structured, and how to keep them secure and efficient.

Starweaver
Skills you'll gain: Network Security, Network Planning And Design, VPN Clients, Virtual Private Networks (VPN), Cyber Security Strategy, Network Architecture, Firewall, Security Controls, Network Monitoring, Intrusion Detection and Prevention, Virtual Local Area Network (VLAN), Threat Management, Threat Detection, Continuous Monitoring, Authentications, Wireless Networks, Authorization (Computing), Identity and Access Management, Encryption, Incident Response
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Logical Reasoning, Computational Logic, Deductive Reasoning, Computational Thinking, Theoretical Computer Science, Combinatorics, Algorithms, Python Programming, Computer Science, Program Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Programming Principles, Debugging, Computer Programming, Application Design, Computer Science, Program Development, Object Oriented Programming (OOP), Software Development, Data Management, Algorithms, Software Architecture, Software Development Methodologies
Beginner · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Network Analysis, R Programming, Statistical Analysis, Regression Analysis, Statistical Modeling, Combinatorics, Bayesian Network, Statistical Hypothesis Testing, Data Analysis, R (Software), Probability, Statistics, Probability & Statistics, Statistical Methods, Bayesian Statistics, Social Network Analysis, Applied Mathematics, Probability Distribution, Simulations, Data Science
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Keras (Neural Network Library), Tensorflow
Build toward a degree
Intermediate · Course · 1 - 4 Weeks
Georgia Institute of Technology
Skills you'll gain: Software-Defined Networking, Virtualization, Virtual Machines, Network Architecture, Network Infrastructure, Cloud Computing, Network Performance Management, Linux, Network Security, Performance Tuning, Scalability
Mixed · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Microsoft Azure, Network Troubleshooting, Network Security, Network Architecture, Network Administration, Software-Defined Networking, Wide Area Networks, Hardening, Virtual Private Networks (VPN), Network Infrastructure, Network Routing, Private Cloud
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Network Protocols
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Linux Administration, Network Troubleshooting, Linux, Network Administration, File Transfer Protocol (FTP), TCP/IP, Network Infrastructure, Network Protocols, Command-Line Interface, System Configuration, Virtualization, General Networking, Network Security, Software Installation
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Network Troubleshooting, Microsoft Azure, Virtual Machines, Load Balancing, Cloud Infrastructure, Network Administration, Network Architecture, System Configuration, Cloud Security, Cloud Storage, Data Security, Scalability
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Network Security, Virtual Private Networks (VPN), Microsoft Azure, Firewall, Network Administration, Application Security, Network Architecture, Infrastructure Security, Load Balancing, Virtual Machines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Vulnerability Assessments, Blockchain, Application Security, Cryptographic Protocols, Computer Security, Security Testing, Security Engineering, Network Security, Data Security, Infrastructure Security, Cryptography, Malware Protection, Scripting, Transaction Processing, Secure Coding, Network Protocols, Key Management, Encryption
Intermediate · Course · 1 - 4 Weeks