Computer network courses can help you learn about network architecture, protocols, security measures, and troubleshooting techniques. You can build skills in configuring routers and switches, managing firewalls, and optimizing network performance. Many courses introduce tools like Wireshark for packet analysis, Cisco Packet Tracer for simulation, and various network monitoring software, allowing you to apply your knowledge in practical scenarios and enhance your technical expertise.

Skills you'll gain: Debugging, z/OS, Job Control Language (JCL), IBM Cloud, Mainframe Computing, Scripting Languages, Computer Programming, Program Development, File I/O, Data Structures, Command-Line Interface, Application Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Detection, Penetration Testing, Exploit development, Cyber Threat Intelligence, Threat Management, Incident Response, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Vulnerability Management, Cybersecurity, Network Security, Network Monitoring, Bash (Scripting Language), Intrusion Detection and Prevention, Network Troubleshooting, Anomaly Detection, Information Systems Security, Cyber Security Policies, Network Analysis
Intermediate · Professional Certificate · 3 - 6 Months

Duke University
Skills you'll gain: Debugging, Algorithms, Problem Solving, Data Processing, Python Programming, Software Development, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hibernate (Java), Object-Relational Mapping, CI/CD, Spring Boot, Restful API, Java Programming, Integration Testing, Docker (Software), Database Development, Cloud Deployment, Application Security, Java, Containerization, SQL, Databases, Database Design, NoSQL, Kubernetes, Test Driven Development (TDD), Object Oriented Design
Beginner · Specialization · 1 - 3 Months

Amazon
Skills you'll gain: Full-Stack Web Development, Restful API, Cloud Deployment, Front-End Web Development, HTML and CSS, Data Persistence, Application Programming Interface (API), Server Side, Java Platform Enterprise Edition (J2EE), Web Applications, Secure Coding, Amazon Elastic Compute Cloud, Back-End Web Development, Spring Boot, Model View Controller, Responsive Web Design, Javascript
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Web Design and Development, Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), Web Development, Front-End Web Development, UI Components, Typography
Build toward a degree
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Collaborative Software, System Design and Implementation, Interoperability, Communication Systems, Network Protocols, Scalability
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Ledgers (Accounting), Financial Inclusion, FinTech, Emerging Technologies, Cryptography, Payment Systems, Digital Assets, Stakeholder Analysis, Distributed Computing, Program Implementation, Public Key Cryptography Standards (PKCS), Information Privacy, Governance, Network Security, Data Integrity, Financial Services
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Computer Architecture, Systems Design, Technical Design, Application Specific Integrated Circuits, Digital Design, Hardware Architecture, Computer Hardware, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Integrated Development Environments, Debugging, Mobile Development
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Generative Adversarial Networks (GANs), Generative Model Architectures, PyTorch (Machine Learning Library), Image Analysis, Deep Learning, Convolutional Neural Networks, Responsible AI, Artificial Neural Networks, Data Ethics, Unsupervised Learning
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Instagram, Keyword Research, Web Analytics and SEO, LinkedIn, Blogs, Lead Generation, Copywriting, Google Analytics, Professional Networking, No-Code Development, Vibe coding, Sales Presentation, Promotional Materials, Web Content, Social Media Marketing, Search Engine Optimization, Growth Strategies, Social Media, Sales Prospecting, Social Media Strategy
Beginner · Specialization · 3 - 6 Months