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.

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Database Development, Database Management, Relational Databases, Database Management Systems, Query Languages, Data Maintenance, Performance Tuning, Data Structures
★ 4.6 (338) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI, AI Personalization, Responsible AI, ChatGPT, Data Ethics, Education Software and Technology, LLM Application, AI literacy, Digital pedagogy, Model Evaluation, Artificial Intelligence and Machine Learning (AI/ML), AI Integrations, Augmented and Virtual Reality (AR/VR), Information Privacy, Image Quality, Machine Learning, Data Synthesis, Emerging Technologies
★ 4.7 (12K) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cybersecurity, Information Technology, Cyber Security Strategy, Technical Support and Services, Computer Security Awareness Training, Network Security, Data Security, Cyber Security Policies, Information Assurance
★ 4.7 (1.2K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Development, User Interface and User Experience (UI/UX) Design, Web Design, Front-End Web Development, No-Code Development, WordPress, Web Applications, Web Development, Full-Stack Web Development, Web Development Tools, Back-End Web Development, Content Management Systems
★ 4.6 (422) · Beginner · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Debugging, Computational Thinking, Programming Principles, Data Structures, Computer Programming, Program Development, Computer Science, Maintainability, Python Programming, Computational Logic, Algorithms, Code Reusability
★ 4.9 (7.5K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: User Research, Cascading Style Sheets (CSS), JSON, User Experience Design, Command-Line Interface, Design Research, Javascript, Unix Shell, Usability, Debugging, User Interface (UI), Software Visualization, Web Content Accessibility Guidelines, Pseudocode, Hypertext Markup Language (HTML), User Interface and User Experience (UI/UX) Design, UI Components, Mobile Development Tools, JavaScript Frameworks, Code Reusability
★ 4.7 (24K) · Beginner · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Oracle Databases, Database Design, Database Theory, Database Management Systems, Database Systems, Relational Databases, Databases, Database Architecture and Administration, Database Management, Data Storage Technologies, Data Storage, Transaction Processing, Data Modeling, Diagram Design
★ 4.6 (482) · Beginner · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Video Game Development, Game Design, Program Development, Software Engineering, Programming Principles, Animation and Game Design, Software Development, Event-Driven Programming, Computer Programming, Computer Programming Tools, Code Reusability, No-Code Development, Computational Thinking, Algorithms, Animations
★ 4.7 (3.9K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Vulnerability Management, Metasploit, Cyber Security Assessment, Cybersecurity, Cyber Threat Intelligence, Threat Modeling, Security Testing, Active Directory, Threat Detection, Exploitation techniques, Network Security, Virtual Machines, Virtualization, Virtual Networking, Authentications, Linux, Web Applications
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Development Environment, Program Development, Microsoft Development Tools, Microsoft Visual Studio, Programming Principles, .NET Framework, Computer Programming, Integrated Development Environments, Software Development, Software Installation, Debugging
★ 4.7 (52) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Javascript, Responsive Web Design, Web Design and Development, Ajax, Front-End Web Development, Bootstrap (Front-End Framework), Hypertext Markup Language (HTML), Web Design, Web Development, Web Development Tools, Development Environment, JSON, Web Applications, Frontend Performance, Browser Compatibility, Object Oriented Programming (OOP), Event-Driven Programming, User Interface and User Experience (UI/UX) Design
★ 4.7 (17K) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Digital Forensics, Penetration Testing, Network Security, Threat Management, Mobile Security, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Public Key Infrastructure, Vulnerability Assessments, Security Testing, Cryptography, Security Controls, Cryptographic Protocols, Cyber Security Assessment, Cybersecurity, Authorization (Computing), Cloud Computing, Malware Protection, Cyber Attacks, Data Integrity
★ 4.6 (815) · Beginner · Specialization · 3 - 6 Months