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: Blockchain, Key Management, Cryptography, Application Security, Encryption, Secure Coding, Data Security, Public Key Cryptography Standards (PKCS), Security Testing, Vulnerability Management, Vulnerability Assessments, Code Review
Intermediate · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Cybersecurity, Computer Security, Cyber Security Strategy, Cyber Threat Intelligence, Cyber Security Policies, Threat Management, Cyber Risk, Threat Detection, Cyber Security Assessment, Network Security, Application Security, Risk Management, Data Security, Information Privacy, Vulnerability Assessments, Business Economics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Ajax, JSON, Application Programming Interface (API), Javascript, Event-Driven Programming, Data Validation, Web Development, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Semiconductors, Display Devices, Computer Displays, Electrical Engineering, Electronics, Electronics Engineering, Electronic Systems, User Interface (UI), Electronic Components, Equipment Design, Image Quality, Materials science, Physics, Simulations, Emerging Technologies, Mathematical Modeling
Build toward a degree
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Virtual Machines, Virtual Private Networks (VPN), Cloud Security, Public Cloud, Amazon Web Services, Scalability, Virtual Networking, Private Cloud, Amazon Elastic Compute Cloud, Cloud Computing, Cloud Infrastructure
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Text Mining, Large Language Modeling, Natural Language Processing, Data Processing, LLM Application, Python Programming
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Microsoft Copilot, Microsoft Power Platform, No-Code Development, Application Development, Development Environment, Data Structures, User Interface (UI), Generative AI
Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Portfolio Risk, Financial Market, Risk Management, Risk Analysis, Market Data, R Programming, Probability Distribution, Financial Analysis, Portfolio Management, Financial Modeling, Securities (Finance), Time Series Analysis and Forecasting, Statistical Modeling
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Salesforce
Skills you'll gain: Overcoming Objections, Prospecting and Qualification, Lead Generation, Sales Development, Sales Prospecting, Cold Calling, Emotional Intelligence, Consultative Selling, Phone Sales, Sales, Sales Strategy, Rapport Building, Empathy, Active Listening, Value Propositions, Persona Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Git (Version Control System), Postman API Platform, Hypertext Markup Language (HTML), MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Cascading Style Sheets (CSS), Web Design and Development, Scripting, Browser Compatibility
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Angular, JavaScript Frameworks, Model View Controller, Javascript, Web Development Tools, Web Development, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Peer Review, Project Management, Project Management Life Cycle, Agile Project Management, Project Risk Management, Project Portfolio Management, Project Closure, Project Controls, Work Breakdown Structure, Backlogs, User Story, Sprint Planning, Scrum (Software Development), Project Planning, Project Documentation, Project Performance, Management Reporting, Risk Management, Recruitment, Leadership
Advanced · Course · 1 - 3 Months