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.

LearnQuest
Skills you'll gain: Model View Controller, Spring Framework, Restful API, Spring Boot, Web Services, Frontend Integration, JSON, YAML, Web Applications, Configuration Management, Angular, Java Programming, Software Architecture, Extensible Markup Language (XML)
★ 4.1 (224) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: DevSecOps, Threat Modeling, IT Security Architecture, Application Security, AI Security, Security Architecture Review, AI Integrations, DevOps, Security Engineering, Security Requirements Analysis, Infrastructure as Code (IaC), Kubernetes, CI/CD, Security Controls, Cloud-Native Computing, AI Workflows, Open Web Application Security Project (OWASP), Security Testing, GitHub, Compliance Reporting
Advanced · Course · 1 - 3 Months

Skills you'll gain: Linux, Linux Administration, Operating System Administration, Malware Protection, Linux Commands, Endpoint Security, Security Awareness, Hardening, File Systems, Remote Access Systems, Microsoft Windows, Desktop Support, Interoperability, Mobile Security, Technical Support and Services, Information Technology Operations, Technical Support, Operating Systems, Network Troubleshooting, Hardware Troubleshooting
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Usability Testing, Product Lifecycle Management, Product Management, Product Planning, Product Roadmaps, Agile Product Development, Product Development, New Product Development, Competitive Analysis, Market Analysis, Product Requirements, Business Strategy, Demand Generation, Product Strategy, Marketing Planning, Marketing Collateral, Growth Strategies
★ 4.6 (82) · Advanced · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Statistical Visualization, Data-Driven Decision-Making, Analysis, Trend Analysis, Predictive Modeling, Social Media Analytics, Predictive Analytics, Marketing, Social Network Analysis, Customer Analysis, Data Analysis Software, Data Ethics, Data Strategy, Data Warehousing, Customer Insights, Data Science, Digital Analysis, Blockchain, Consumer Behaviour, Data Integrity
★ 4.5 (3.8K) · Intermediate · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Command-Line Interface, Amazon CloudWatch, Identity and Access Management, AWS CloudFormation, Root Cause Analysis, Amazon DynamoDB, Customer Relationship Building, Network Troubleshooting, Amazon Web Services, Customer Relationship Management, Software Architecture, IT Automation, Cloud Computing, Technical Support and Services, Web Applications, Information Technology, Customer Service, Software Development
★ 4.8 (6.9K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: User Centered Design, User Experience Design, Responsive Web Design, User Interface (UI) Design, Prototyping, Front-End Web Development, Graphic and Visual Design, User Interface and User Experience (UI/UX) Design, Figma (Design Software), Design Elements And Principles, Web Design, Wireframing, Typography, Application Design, Digital Design, UI Components, Web Applications, Mobile Development, Design Thinking
★ 4.5 (319) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Analytics and SEO, Search Engine Optimization, Generative Engine Optimization (GEO), Content Marketing, Web Analytics, Blogs, Content Optimization, Search Engine Marketing, Content Creation, Content Performance Analysis, Content Development and Management, Digital Marketing Tools, Digital Marketing, Growth Strategies, Content Strategy, Market Research, Brand Management
★ 4.9 (38) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Digital Marketing, Digital Media Strategy, Digital Marketing Campaigns, Digital Analysis, Content Performance Analysis, Content Development and Management, Digital Advertising, Digital Marketing Tools, Data-Driven Marketing, Digital Content, Social Media Analytics, Growth Strategies, Social Media, Pay Per Click Advertising
★ 4.7 (88) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Experience, Adobe XD, Design Thinking, User Research, Wireframing, Augmented and Virtual Reality (AR/VR), Emerging Technologies, Collaborative Software, Prototyping, Software Development Life Cycle
★ 4.7 (107) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Cloud Computing Architecture, Generative AI Agents, Systems Development Life Cycle, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Cloud Services, Database Management Systems, Artificial Intelligence, Software Development Methodologies, Data Strategy, Database Application, Programming Principles, Data Storage Technologies, Cross Platform Development, Package and Software Management, Data-Driven Decision-Making, Computer Programming, Other Programming Languages
★ 4.7 (474) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Intrusion Detection and Prevention, Vulnerability Management, Penetration Testing, Security Testing, Vulnerability Assessments, Cyber Security Assessment, Threat Detection, Vulnerability Scanning, Firewall, Threat Management, Virtual Private Networks (VPN), Network Security, Security Software, Microsoft Azure, Cloud Security, Test Tools, Windows PowerShell, System Testing, Command-Line Interface
★ 4.8 (199) · Beginner · Course · 1 - 4 Weeks