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 London
Skills you'll gain: Cryptography, Cryptographic Protocols, Application Security, Cybersecurity, Data Security, Encryption, Vulnerability Assessments, Information Systems Security, Key Management, Public Key Infrastructure, Mobile Security, Data Integrity
★ 4.6 (77) · Beginner · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: IT Management, Technology Strategies, Information Technology, Business Strategy, Cyber Risk, Cyber Security Strategy, Design Thinking, Process Design, AI Enablement, Large Language Modeling, Threat Management, Cybersecurity, Business Modeling, Agile Methodology, Artificial Intelligence, Project Portfolio Management, Technical Communication, Customer experience improvement
★ 4.6 (677) · Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Enterprise Architecture, Stakeholder Management, Business Architecture, Stakeholder Engagement, Risk Management, Information Technology Architecture, Stakeholder Analysis, Enterprise Modeling, Stakeholder Communications, Data Architecture, Governance, Infrastructure Architecture, Gap Analysis, Business Transformation, Change Management, Information Systems
★ 4.5 (440) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Case, Test Automation, Test Tools, Continuous Integration, Test Data, Functional Testing, Test Execution Engine, CI/CD, Software Testing, Code Reusability, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Frontend Integration, Continuous Integration, Restful API, Database Development, Docker (Software), Model View Controller, Front-End Web Development, Relational Databases, Databases, Web Design and Development, User Story, CI/CD, Java, Java Programming, Database Application, Full-Stack Web Development, Spring Boot, Back-End Web Development, Software Design Documents
★ 4 (11) · Advanced · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Generative Adversarial Networks (GANs), Autoencoders, Generative AI, Tensorflow, Generative Model Architectures, Model Training, Image Analysis, Transfer Learning, Deep Learning, Convolutional Neural Networks, Artificial Neural Networks, Data Synthesis
★ 4.9 (316) · Intermediate · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Business Analytics, Statistical Programming, Forecasting, Statistical Methods, Data Presentation, Predictive Analytics, R Programming, R (Software), Information Technology, Presentations, Advanced Analytics, Predictive Modeling, Analytics, Statistical Analysis, People Analytics, Communication, Data Storytelling, Business Strategy, Business, Data Analysis
★ 4.4 (670) · Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Google Cloud Platform, Generative AI, AI Security, Generative AI Agents, AI literacy, AI Product Strategy, Responsible AI, Cloud Platforms, Data Governance, Cloud Infrastructure, Artificial Intelligence, Business Priorities
★ 4.7 (115) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, No-Code Development, Artificial Intelligence and Machine Learning (AI/ML), Model Deployment, Data Cleansing, Data Preprocessing, Artificial Intelligence, Data Quality, AI literacy, Human Computer Interaction, Business Solutions, Machine Learning, Data Wrangling, Business Metrics, Data Storytelling, Generative AI, Business Analytics, Data Validation, Dashboard, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Network Troubleshooting, Technical Support, Computer Hardware, Problem Management, Generative AI, Debugging, Technical Communication, Network Monitoring, Network Performance Management, Microsoft Windows, System Monitoring, Operating Systems, Mac OS, Technical Documentation
★ 4.8 (179) · Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Civil Procedures, Court Systems, Political Sciences, Case Law, Public Safety and National Security, Jury Trial, Social Justice, Governance, Case Studies, Health Policy
★ 4.8 (1.3K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Script Development, Selenium (Software), Code Reusability
★ 2.2 (9) · Beginner · Course · 1 - 4 Weeks