Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

University of Colorado System
Skills you'll gain: Routing Protocols, Network Routing, TCP/IP, Network Protocols, Network Architecture, Network Performance Management, Computer Networking, OSI Models, Local Area Networks, Algorithms
Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Network Protocols, Encryption, Data Structures, Distributed Computing, Virtual Environment, Data Integrity, Emerging Technologies, Virtual Machines, Verification And Validation
Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Exploratory Data Analysis, Regression Analysis, Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Statistical Inference, Predictive Modeling, Statistical Hypothesis Testing, Data Wrangling, Machine Learning Algorithms, Plotly, Plot (Graphics), Interactive Data Visualization, Machine Learning, GitHub
Beginner · Specialization · 3 - 6 Months
Stanford University
Skills you'll gain: Bayesian Network, Graph Theory, Probability Distribution, Network Model, Statistical Modeling, Markov Model, Decision Support Systems, Probability & Statistics, Network Analysis, Natural Language Processing
Advanced · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Infrastructure, Cloud Storage, Google Cloud Platform, Cloud Computing Architecture, Cloud Computing, Virtual Machines, Network Architecture, General Networking, Virtual Private Networks (VPN), Command-Line Interface, Firewall
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Security Controls, Data Pipelines, Data Infrastructure, Systems Administration, System Configuration, Identity and Access Management, Configuration Management, Debugging, Performance Tuning, Software Architecture, Enterprise Architecture, Distributed Computing, Data Management
Mixed · Course · 1 - 3 Months

Stanford University
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Social Network Analysis, Network Analysis, Theoretical Computer Science, Network Routing, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Linear Algebra, Dimensionality Reduction, NumPy, Regression Analysis, Calculus, Applied Mathematics, Probability & Statistics, Machine Learning Algorithms, Jupyter, Data Science, Advanced Mathematics, Statistics, Statistical Analysis, Artificial Neural Networks, Algorithms, Data Manipulation, Python Programming, Machine Learning, Derivatives
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), OSI Models, Wide Area Networks, Network Troubleshooting, TCP/IP, Wireless Networks, Cloud Computing, Network Routing, Routing Protocols, Network Security, Network Monitoring, Event Monitoring, Threat Detection, Threat Management, Network Performance Management, Network Switches, Network Planning And Design, Network Administration, Network Protocols
Beginner · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Continuous Monitoring, Risk Management, FinTech, Change Management, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Penetration Testing, Threat Detection, Cybersecurity, Cyber Security Strategy, Vulnerability Scanning, Cyber Attacks, Vulnerability Assessments, Network Security, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Tensorflow, Deep Learning, Artificial Neural Networks, Keras (Neural Network Library), Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Computer Vision, Applied Machine Learning, Data Processing
Mixed · Course · 1 - 4 Weeks