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: Linux Administration, Linux, Linux Commands, Bash (Scripting Language), Linux Servers, Unix, Operating System Administration, Shell Script, Unix Shell, OS Process Management, Network Administration, Unix Commands, System Configuration, Command-Line Interface, System Monitoring, Operating Systems, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Real Estate, Investments, Property and Real Estate, Risk Management, Portfolio Management, Portfolio Risk, Accounting, Market Liquidity, Balance Sheet, Business Valuation, Return On Investment, Financial Statements, Financial Planning, Case Studies
Intermediate · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Cyber Risk, Risk Management, Enterprise Risk Management (ERM), Cyber Security Strategy, Risk Analysis, Risk Modeling, Threat Modeling, Operational Risk, Business Risk Management, Vulnerability Assessments, Stakeholder Communications, Continuous Improvement Process, Compliance Reporting, Decision Making, Financial Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Performance Testing, IT Security Architecture, Cloud-Based Integration, Application Security, Vulnerability Management, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Tensorflow, Computer Vision, Model Evaluation, Convolutional Neural Networks, Deep Learning, Amazon Elastic Compute Cloud, Transfer Learning, Image Analysis, Amazon Web Services, Artificial Neural Networks, Keras (Neural Network Library), Model Deployment, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Feature Engineering, Data Preprocessing, Classification Algorithms, Application Development, Python Programming, Network Architecture
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Routing Protocols, Network Routing, Network Routers, Virtual Private Networks (VPN), TCP/IP, Network Protocols, General Networking, Network Security
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Import/Export, Scripting, R Programming, Data Processing, Statistical Programming, Data Structures
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: NumPy, PyTorch (Machine Learning Library), Predictive Modeling, Matplotlib, Artificial Intelligence, Development Environment, Pandas (Python Package), Deep Learning, Classification And Regression Tree (CART), Python Programming, Artificial Neural Networks, Data Manipulation, Tensorflow, Regression Analysis, Machine Learning, Computer Programming, Model Evaluation
Beginner · Course · 3 - 6 Months

Pearson
Skills you'll gain: Splunk, Dashboard, Ad Hoc Reporting, Data Visualization Software, Event Monitoring, Security Information and Event Management (SIEM), Statistical Analysis, Software Installation, Analytics, Data Analysis, Anomaly Detection, Big Data, Query Languages
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Web Components, LESS, Web Development, Semantic Web, Web Content Accessibility Guidelines, Scalability
Beginner · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud API, Google Cloud Platform, Data Store, Medical Privacy, Application Programming Interface (API), Health Informatics, Health Information Management, Data Import/Export, Cloud Computing, Data Security, Medical Imaging
Intermediate · Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Cybersecurity, Cyber Security Strategy, Threat Modeling, Cyber Security Policies, Cyber Attacks, Cyber Risk, Legal Risk, Security Awareness, Information Systems Security, Human Factors (Security), Computer Security, Public Safety and National Security, Infrastructure Security, Data Security, Risk Management
Beginner · Course · 1 - 3 Months