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: Object Oriented Programming (OOP), File I/O, Data Persistence, Object Oriented Design, Java, Java Programming, File Management, Memory Management, Code Reusability, Application Development, Maintainability, Computer Programming, Software Design, Development Environment, Program Development, Application Design, Programming Principles, Computer Programming Tools, Data Structures, Integrated Development Environments
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Linux Administration, Red Hat Enterprise Linux, Linux, Package and Software Management, Linux Commands, Linux Servers, Unix Commands, Command-Line Interface, Systems Administration, Unix Shell, Network Troubleshooting, Operating Systems, Firewall, File Systems, Hardening, Authorization (Computing), IT Automation, Computer Networking, User Accounts, Network Protocols
Beginner · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Machine Learning Methods, Generative AI, Data Management, Generative Model Architectures, Big Data, Statistical Machine Learning, Applied Machine Learning, Machine Learning Algorithms, Generative Adversarial Networks (GANs), AI Enablement, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Customer Data Management, AI literacy, Autoencoders, Model Optimization, Deep Learning, Model Evaluation, Algorithms
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Data Pipelines, Data Architecture, Requirements Analysis, Requirements Elicitation, Amazon Web Services, Data Infrastructure, Enterprise Architecture, Data Processing, System Requirements, Performance Tuning, Cloud Computing, Data Transformation, Scalability
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Secure Coding, Java Programming, Maintainability, Hardening, Java, Software Design Patterns, Application Security, Software Design, Data Structures, Object Oriented Design, Software Architecture, Performance Tuning, Memory Management, API Design, Code Reusability, Object Oriented Programming (OOP), Web Servers, Application Programming Interface (API), Software Development, Virtualization
Intermediate · Specialization · 3 - 6 Months
University of California San Diego
Skills you'll gain: Design Research, Visual Design, Interaction Design, User Experience Design, Statistical Analysis, Usability, Experience Design, UI/UX Research, Ideation, User Interface (UI), Experimentation, Interactive Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, A/B Testing, Human Factors, Collaborative Software, Telecommuting, R Programming, Storyboarding
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Email Marketing, Paid media, Target Audience, Data Storytelling, Social Media Marketing, Social Media Strategy, Content Creation, Target Market, Search Engine Optimization, Social Media, Marketing Budgets, Order Fulfillment, Media Planning, Search Engine Marketing, Customer Retention, Customer Relationship Management, Online Advertising, Digital Media Strategy, Email Automation, Marketing
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: COBOL (Programming Language), Agile Software Development, Systems Development Life Cycle, Agile Methodology, Technical Support, Software Development Methodologies, Software Development Life Cycle, Agile Project Management, Scrum (Software Development), Technical Support and Services, Software Development, Help Desk Support, System Support, Software Quality Assurance, Quality Assurance, Software Quality (SQA/SQC), Mainframe Computing, Code Review, Issue Tracking, Computer Programming
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Matplotlib, Data Visualization, Plot (Graphics), Data Visualization Software, Interactive Data Visualization, Statistical Visualization, Data Presentation, Data Literacy, Graphing, Graphic and Visual Design, Data Manipulation, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Flask (Web Framework), Application Deployment, Software Testing, Cloud Applications, Web Applications, AI Integrations, Python Programming, IBM Cloud, Web Development, Artificial Intelligence, Application Lifecycle Management, Integrated Development Environments, Application Programming Interface (API), Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OAuth, Spring Framework, API Gateway, Spring Boot, Microservices, Authentications, Application Programming Interface (API), Restful API, Software Architecture, Java, Configuration Management, Distributed Computing, Authorization (Computing), Identity and Access Management, Solution Architecture, Software Visualization, Resilience, Network Routing
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Threat Detection, Cybersecurity, Network Security, Cyber Security Strategy, System Monitoring, Cyber Operations, Threat Management, Continuous Monitoring, Exploitation techniques, Penetration Testing, Cyber Attacks, Data Persistence, Scripting, IT Automation, Network Monitoring, Persistence, Python Programming, Data Access, Computer Programming
Intermediate · Specialization · 3 - 6 Months