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 Minnesota
Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Software Testing, Testability, Test Case, White-Box Testing, Behavior-Driven Development, Code Coverage, Test Engineering, Functional Testing, Test Automation, JUnit, Requirements Analysis, Java Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Dashboard, Dashboard Creation, IBM Cloud, Responsible AI, Artificial Intelligence, Data Ethics, Image Analysis, Cloud Computing, Data Presentation, Interactive Data Visualization, Data Manipulation, No-Code Development, AI Enablement, AI Integrations, AI literacy, Context Management, Artificial Neural Networks, Cloud API, WordPress
Beginner · Professional Certificate · 3 - 6 Months

The State University of New York
Skills you'll gain: Lifelong Learning, Growth Mindedness, digital literacy, Web Presence, Personal Development, Critical Thinking, Emerging Technologies, Professional Development, Professionalism, Data Ethics, Habit Formation, Creativity, Security Awareness, Web Content Accessibility Guidelines, Collaboration, Communication
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Data Ethics, Computer Security, Authentications, Cryptography, Information Assurance, Cyber Security Policies, Authorization (Computing), Security Software, Security Controls, Cyber Security Assessment, Information Privacy, Encryption, Data Access, Security Awareness, Risk Analysis, Problem Solving, Communication
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Data Analysis, Requirements Analysis, Statistical Programming, Data Wrangling, Data Manipulation, Data Processing, Data Transformation
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Open Source Technology, Linux, Package and Software Management, Shell Script, Linux Administration, Ubuntu, Linux Commands, Microsoft Windows, Unix Shell, User Accounts, Bash (Scripting Language), Command-Line Interface, Linux Servers, Systems Administration, Unix, Operating Systems, Desktop Support, Windows Servers, System Configuration, Security Management
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Cloud Computing, Cloud Computing Architecture, Infrastructure Architecture, Cloud Services, Network Infrastructure, Virtual Networking, Virtual Machines, Cloud Storage, Cloud Deployment, General Networking, Network Administration, Network Routing, Firewall, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Bayesian Network, Linear Algebra, Numerical Analysis, Mathematical Modeling, Estimation, Matlab, Statistical Modeling, Markov Model, Simulations, Integral Calculus, Correlation Analysis, Control Systems, Probability, Simulation and Simulation Software, Probability & Statistics, Statistical Methods, Applied Mathematics, Probability Distribution, Predictive Analytics, Engineering Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Threat Detection, Cyber Threat Intelligence, Vulnerability Assessments, Incident Response, Vulnerability Scanning, Cyber Security Assessment, Penetration Testing, Vulnerability Management, Cybersecurity, Incident Management, Cyber Security Policies, Network Security, Security Strategy, Risk Mitigation, Emergency Response, Network Analysis, Technical Writing
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Snowflake Schema, Performance Tuning, Data Architecture, User Accounts, Data Warehousing, SQL, Database Architecture and Administration, Database Management, Data Modeling, Data Transformation, Data Import/Export, Cloud Computing Architecture, Data Integration, Cloud-Based Integration, Role-Based Access Control (RBAC), Data Governance, Data Security
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Anomaly Detection, Unsupervised Learning, Machine Learning Methods, Supervised Learning, Classification Algorithms, Decision Tree Learning, Data Science, Machine Learning Algorithms, Data Analysis, Machine Learning, Correlation Analysis, Bayesian Network, Algorithms, Artificial Neural Networks, Model Evaluation
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Healthcare Project Management, Clinical Documentation, Generative AI, Responsible AI, Resource Utilization, Lean Methodologies, Operational Efficiency, Data Ethics, Health Care Administration, Operations Management, Operational Excellence, Health Care Procedure and Regulation, Informed Consent, Project Risk Management, Process Improvement, Continuous Improvement Process, AI Security, Healthcare Ethics, Generative AI Agents, Health Informatics
Intermediate · Specialization · 1 - 3 Months