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.

Skills you'll gain: Data Structures, Graph Theory, Network Model, Python Programming, Data Manipulation, Memory Management, Algorithms, Debugging
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Cleansing, Document Management, Data Integrity, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, LangChain, LLM Application, Memory Management, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Database Application, Data Store, Retrieval-Augmented Generation, Databases, Large Language Modeling, Performance Tuning, Maintainability, Data Storage, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Responsible AI, MITRE ATT&CK Framework, Cyber Security Strategy, Data Ethics, Cyber Security Assessment, Cybersecurity, Penetration Testing, IT Security Architecture, Cyber Risk, Data Loss Prevention, Vulnerability Assessments, Exploitation techniques, Data Security, Incident Response, Tensorflow
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Firewall, Ubuntu, Network Monitoring, TCP/IP, Networking Hardware, Data Storage, Network Protocols, Network Troubleshooting, Unix, General Networking, Linux, Network Support, File Systems, Linux Administration, Unix Commands, Computer Networking, Unix Shell, Command-Line Interface, Data Storage Technologies, Shell Script
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Simulations, Risk Modeling, Risk Analysis, Simulation and Simulation Software, Risk Management, Financial Forecasting, Return On Investment, Data Analysis, Financial Modeling, Analysis, Microsoft Excel, Data-Driven Decision-Making, Probability Distribution, Business Modeling
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, AI Security, Artificial Intelligence, Ethical Standards And Conduct, Information Privacy, Personally Identifiable Information, Data Governance, Data Security, Governance, Diversity Awareness, Continuous Monitoring, Algorithms, Complex Problem Solving, Critical Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Model Evaluation, Business Analytics, Analytics, Dashboard Creation, Data Ethics, Performance Analysis, Predictive Analytics, Predictive Modeling, Performance Improvement, Auditing, Business Communication, Performance Measurement, Data-Driven Decision-Making, Business Reporting, Technical Communication, Key Performance Indicators (KPIs), Continuous Quality Improvement (CQI), Data Storytelling, No-Code Development
Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Sustainable Systems, Sustainable Development, Systems Thinking, Sustainable Business, Corporate Sustainability, Policy Development, Environmental Issue, Policy Analysis, Research, and Development, Environmental Policy, Environmental Science, Climate Change Programs, Innovation, Natural Resource Management, Climate Change Adaptation, Community Development, Predictive Modeling, Climate Change Mitigation, Spatial Data Analysis, Resource Utilization, Geospatial Information and Technology
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Personalization, Business Logic, AI literacy, Application Development, Computational Logic, C# (Programming Language), Computer Programming, Program Development, Programming Principles, Data Store, Data Cleansing
Beginner · Course · 1 - 4 Weeks
Northeastern University
Skills you'll gain: Value-Based Care, Managed Care, Quality Assurance, Health Systems, Data Quality, Health Care, Health Policy, Scientific Methods, Health Equity, Health Disparities, Risk Analysis, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: C and C++, Application Security, System Programming, Secure Coding, C++ (Programming Language), C (Programming Language), Debugging, Interoperability, Programming Principles, File I/O, Development Environment
Mixed · Course · 1 - 4 Weeks