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.

Coursera
Skills you'll gain: R (Software), Data Import/Export, Package and Software Management, R Programming, Data Structures, Data-oriented programming, Statistical Programming, Data Analysis Software, Data Analysis, Data Science
Beginner · Guided Project · Less Than 2 Hours

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Electronic Systems, Semiconductors, Basic Electrical Systems, Electrical Engineering, Electronics, Electronic Components, Electronics Engineering, Power Electronics, Electrical Systems, Engineering Analysis, Network Analysis, Engineering Calculations, Control Systems, Applied Mathematics
Beginner · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Precision Medicine, Bioinformatics, Image Analysis, Biomedical Technology, Big Data, Data Science, Data Ethics, Health Informatics, Statistical Modeling, Machine Learning, Natural Language Processing, Data Integration, Network Analysis, Graph Theory, Python Programming
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Teradata SQL, Exploratory Data Analysis, SQL, Data Modeling, Database Design, Database Administration, Database Architecture and Administration, Database Management, Database Management Systems, Data Store, JSON, Data Integration, Data Architecture, Advanced Analytics, Data Warehousing, Data Cleansing, Text Mining, Data Analysis, Business Intelligence, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Application Security, Secure Coding, Vulnerability Assessments, Security Software, Security Testing, Cybersecurity, Collaborative Software, Threat Modeling, Debugging, Systems Design
Intermediate · Course · 1 - 4 Weeks

University of Manchester
Skills you'll gain: Health Equity, Health Disparities, Public Health, Healthcare Ethics, Emergency Response, Emergency Services, Safety and Security, International Relations, Infectious Diseases, Policy Analysis, Chronic Diseases, Advocacy, Law, Regulation, and Compliance, Vulnerability, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Exploratory Data Analysis, Deep Learning, Text Mining, Matplotlib, Data Cleansing, Data Analysis, Data Preprocessing, Natural Language Processing, Data Manipulation, Python Programming, Machine Learning, Model Evaluation
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Model Based Systems Engineering, Failure Analysis, Systems Engineering, Engineering Management, Requirements Management, Scope Management, Design Reviews, Project Scoping, Root Cause Analysis, Program Management, Requirements Analysis, User Requirements Documents, Test Engineering, Cost Management, Contract Management, Systems Design, Business Requirements, Systems Thinking, Project Risk Management, Risk Management
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Needs Assessment, Rapport Building, Communication, Active Listening
Intermediate · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Business Analytics, Forecasting, Statistical Methods, Data Presentation, Predictive Analytics, R Programming, Information Technology, Statistical Analysis, Communication, Business, Business Intelligence, Strategic Thinking, Data Analysis, Data Visualization, Regression Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Computer Vision, Image Analysis, Model Evaluation, Deep Learning, Matlab, Machine Learning Methods, Convolutional Neural Networks, Data Preprocessing, Machine Learning, Classification Algorithms, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Transfer Learning, Geospatial Information and Technology, Traffic Flow Optimization, Medical Imaging, Data Validation, Estimation, Algorithms
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Contingency Planning, Disaster Recovery, Business Continuity Planning, Security Management, IT Management, System Monitoring, Cyber Security Policies, Enterprise Security, Compliance Auditing, Security Strategy, Systems Administration, Operating System Administration, Governance, Security Controls, Organizational Strategy, Patch Management, Continuous Monitoring, Unix, Procedure Development, Incident Response
Intermediate · Course · 1 - 3 Months