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: Selenium (Software), File I/O, Object Oriented Programming (OOP), Test Automation, Software Testing, Test Script Development, Programming Principles, Web Development Tools, Code Reusability, Scripting, Python Programming, Automation, Development Environment, Data Structures
★ 4.5 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Object Oriented Design, Software Development Tools, Computer Programming Tools, Code Reusability, Software Installation, Linux Commands
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Threat Modeling, Cybersecurity, Cryptography, Mobile Security, Security Testing, Vulnerability Scanning, Cyber Security Assessment, Application Security, Operating System Administration, Network Security, Key Management, Operating Systems, Encryption, Hardening
★ 4 (20) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Record Keeping, Document Management, Accounting Records, Records Management, File Management, Compliance Management, Regulatory Compliance, Document Control, Regulatory Requirements, Regulation and Legal Compliance, Information Architecture, Auditing, Financial Regulations, Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Design, Schematic Diagrams, Electronics, Software Installation, Electronics Engineering, Electronic Components, Electrical Engineering, Design Software, Technical Design, Computer-Aided Design, Manufacturing and Production, System Configuration, Data Import/Export
★ 3.7 (6) · Beginner · Course · 3 - 6 Months

L&T EduTech
Skills you'll gain: Oil and Gas, Petroleum Industry, Big Data, Data Management, Data Processing, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Process Engineering, Geostatistics, Decision Intelligence, Anomaly Detection, Image Analysis, Production Process, Machine Learning Methods, Energy and Utilities, Machine Learning, Physical Science, Machine Learning Algorithms, Natural Resource Management
★ 4.8 (61) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Dictionary, Data Quality, Data Management, Data Cleansing, Data Validation, Data Maintenance, Data Integrity, Case Studies, Team Leadership, Communication Strategies, Stakeholder Communications, Cross-Functional Collaboration
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, Authentications, Frontend Performance, Authorization (Computing), Web Applications, Web Development, User Experience Design
★ 4.8 (16) · Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Video Game Development, Branding, Organizational Structure, Organizational Strategy, Game Design, Competitive Analysis, Strategic Partnership, Organizational Leadership, Brand Management, Performance Analysis, Team Management, Product Support, Brand Strategy, Entrepreneurial Finance, Fundraising and Crowdsourcing
★ 4.6 (213) · Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Electric Power Systems, Electrical Power, Electrical Systems, Network Model, Energy and Utilities, Engineering Analysis, Systems Analysis, Electrical Engineering, Network Analysis, Numerical Analysis, Engineering Calculations, Mathematical Modeling, Simulation and Simulation Software, Simulations, Graph Theory
★ 4 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Photoshop, Layout Design, Adobe InDesign, Photo Editing, Graphic and Visual Design, Adobe Creative Cloud, Graphic Design, Computer Graphic Techniques, Canva (Software), Adobe Illustrator, Creative Design, Typography, Design, Color Theory, Design Elements And Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Full-Stack Web Development, Email Automation, Front-End Web Development, HTML and CSS, User Interface (UI), Web Design, Code Reusability, Server Side, Java Programming, MySQL, Program Development, Hypertext Markup Language (HTML), Software Architecture, Web Applications, Data Access, Back-End Web Development, Development Testing, Cascading Style Sheets (CSS)
★ 4.3 (20) · Intermediate · Course · 1 - 4 Weeks