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, Package and Software Management, Remote Access Systems, File Management, Linux Commands, Linux Servers, Operating System Administration, OS Process Management, Ubuntu, Systems Administration, System Monitoring, General Networking, Event Monitoring, Network Administration, System Configuration, Command-Line Interface, Network Troubleshooting, Software Installation, Service Management
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Feature Engineering, Data Preprocessing, Tensorflow, Dataflow, Data Transformation, Data Processing, Keras (Neural Network Library), Data Store, Applied Machine Learning, Machine Learning Methods, Statistical Machine Learning, Machine Learning
★ 4.5 (15) · Intermediate · Course · 1 - 3 Months

Institut Mines-Télécom
Skills you'll gain: digital literacy, Safety and Security, Data Security, Emerging Technologies, Digital Communications, Cybersecurity, Digital Transformation, Empathy, Communication, Creative Problem-Solving, Creative Thinking, Innovation, Creativity, Technology Strategies, Law, Regulation, and Compliance, Empathy & Emotional Intelligence, Social Skills, Regulation and Legal Compliance, Information Privacy, Strategic Leadership
★ 4.4 (7) · Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Blockchain, Digital Assets, FinTech, Payment Systems, Emerging Technologies, Investments, Market Trend, Shared Media, Risk Analysis, Financial Trading, Due Diligence, Financial Market, Security Awareness, Market Dynamics, Governance
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, AI Integrations, Test Driven Development (TDD), Security Testing, Vulnerability Assessments, Test Script Development, Unit Testing, Package and Software Management, Code Coverage, Vulnerability Scanning, DevSecOps, Continuous Integration, Dependency Analysis, CI/CD, Test Tools, Software Testing, Test Automation, Integration Testing, Continuous Deployment, Software Versioning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Application Deployment, Cloud Deployment, Containerization, Cloud-Native Computing, Prometheus (Software), Docker (Software), Data Persistence, Amazon Web Services, Amazon Elastic Compute Cloud, Cloud Infrastructure, Scenario Testing, Cloud Computing, Role-Based Access Control (RBAC), Network Troubleshooting, Ubuntu, System Monitoring, Virtual Networking, Scalability, Grafana
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, AI Orchestration, Salesforce Development, Salesforce, Agentic Workflows, Generative AI Agents, AI Integrations, Coordinating, Enterprise Application Management, Context Engineering, Agentic systems, Coordination, Generative AI, Software Testing, Performance Testing, Enterprise Architecture, Data Architecture, Model Evaluation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Apache Spark, Model Evaluation, Data Preprocessing, Keras (Neural Network Library), Transfer Learning, Deep Learning, Model Training, Tensorflow, A/B Testing, Responsible AI, Data Processing, Convolutional Neural Networks, Machine Learning Software, Artificial Neural Networks, Machine Learning Algorithms, Data Cleansing, Model Deployment, Machine Learning, Recurrent Neural Networks (RNNs), Dimensionality Reduction
Advanced · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Computational Thinking, Informatics, Network Analysis, Medical Science and Research, Molecular Biology, Infectious Diseases, Biochemistry, Data Mining, Scientific Visualization, Data Synthesis, Data Literacy, Molecular, Cellular, and Microbiology, Pharmacology, Microbiology
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: API Testing, Performance Testing, Performance Stress Testing, Test Script Development, Application Programming Interface (API), Test Tools, Software Testing, Test Planning, Scenario Testing, System Testing, Scripting, Simulations, Scalability, Software Installation
Beginner · Course · 1 - 4 Weeks

SAE Institute México
Skills you'll gain: Security Management, Cyber Attacks, Cyber Security Policies, Cybersecurity, Incident Response, Incident Management, Cyber Security Strategy, Mobile Security, Computer Security Awareness Training, Cyber Risk, Personally Identifiable Information, Threat Detection, Data Security, Law, Regulation, and Compliance, Security Software, Security Awareness, General Data Protection Regulation (GDPR), Security Controls, Information Assurance, Contingency Planning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, Network Protocols, Application Programming Interface (API), Ajax, Web Development, General Networking, Web Applications, Scalability, Event-Driven Programming, Real Time Data, Network Analysis
Intermediate · Course · 1 - 3 Months