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 Glasgow
Skills you'll gain: Federated Learning, Wireless Networks, Emerging Technologies, Digital Communications, Communication Systems, Blockchain, Internet Of Things, Network Security, Telecommunications, Network Performance Management, Network Planning And Design, Zero Trust Network Access, Computer Vision, Artificial Intelligence and Machine Learning (AI/ML), Electrical Engineering, Network Analysis, Information Technology, Electronics Engineering, Machine Learning, Trustworthiness
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Agentic Workflows, Technical Communication, AI Enablement, Model Deployment, AI Workflows, Generative AI Agents, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Decision Intelligence, AI Orchestration, Agentic systems, Artificial Intelligence, Cloud Computing, Deep Learning, Data Visualization, Python Programming, Machine Learning, Data Engineering, Anomaly Detection, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Vulnerability Management, Threat Modeling, Open Web Application Security Project (OWASP), Intrusion Detection and Prevention, Incident Response, Computer Security Incident Management, Stakeholder Communications, Vulnerability Assessments, Threat Detection, Event Monitoring, Cyber Attacks, Hardening, Network Security, Security Controls, Data Ethics, Bash (Scripting Language), Cybersecurity, Linux, Debugging, SQL
Beginner · Professional Certificate · 3 - 6 Months

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

Amazon Web Services
Skills you'll gain: Network Routing, Routing Protocols, Network Troubleshooting, Virtual Networking, Network Performance Management, Network Monitoring, General Networking, Amazon Web Services, Network Planning And Design, Wide Area Networks, Network Architecture, Capacity Management, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Performance Tuning, Data Warehousing, Apache Spark, Data Architecture, SQL, Query Languages, Data Transformation, Disaster Recovery, Database Management, PySpark, Infrastructure as Code (IaC), Cloud Computing Architecture, Distributed Computing, Scalability, Data Pipelines, Performance Analysis, Root Cause Analysis, Cost Management, Resource Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Kubernetes, Application Deployment, API Gateway, Cloud-Native Computing, Containerization, Network Troubleshooting, Data Storage, Network Administration, Infrastructure Security, Role-Based Access Control (RBAC), YAML, Security Controls, Linux Administration, Data Storage Technologies, General Networking, Problem Management, Network Security, Data Persistence, Test Tools, Scenario Testing
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Predictive Modeling, Model Training, Predictive Analytics, Machine Learning Algorithms, Machine Learning, Algorithms, Machine Learning Methods, Responsible AI, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Applied Machine Learning, Model Evaluation, AI literacy, Model Optimization, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Design, Database Management, Query Languages, Database Management Systems, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Security Testing, Hardening, Brute-force attacks, IT Automation, Scripting Languages, Business Logic, Cloud Security, Network Analysis, Programming Principles, API Testing, General Data Protection Regulation (GDPR), Cloud Computing, Wireless Networks, Data Persistence, Application Programming Interface (API), Data Security
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Object-Relational Mapping, Java Platform Enterprise Edition (J2EE), Database Design, Data Access, Data Persistence, Java, Relational Databases, Data Mapping, Java Programming, JUnit, SQL, Query Languages, Software Versioning
Intermediate · Course · 1 - 4 Weeks

Aptly
Skills you'll gain: TikTok, Content Performance Analysis, Business Marketing, Data-Driven Marketing, Content Scheduling, Social Media Content, Social Media Marketing, Online Advertising, Brand Marketing, Social Media Strategy, Social Media, Marketing Strategies, Performance Measurement, Content Marketing, Content Creation, Video Editing, Video Production, Social Media Management, Advertising, Advertising Campaigns
Beginner · Specialization · 1 - 3 Months