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.

Coursera
Skills you'll gain: Eclipse (Software), Java, Java Programming, Functional Design
Intermediate · Guided Project · Less Than 2 Hours

Tsinghua University
Skills you'll gain: Data Structures, Database Design, Query Languages, Algorithms, Computer Programming
Intermediate · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Cybersecurity, Data Security, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, IT Security Architecture, Security Testing, Single Sign-On (SSO), Data Security, Contingency Planning, User Provisioning, Cryptography, Network Security, Application Security, Information Systems Security, Cryptographic Protocols, Asset Protection, Cloud Security, Computer Security Incident Management, Digital Assets, Public Key Cryptography Standards (PKCS), Incident Response, Risk Management Framework, Risk Management
Advanced · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Methods, Statistics, Probability & Statistics, Data Literacy, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Theoretical Computer Science, Probability Distribution, Artificial Intelligence
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: ArcGIS, Data Storytelling, Spatial Data Analysis, Data Presentation, Geographic Information Systems, Spatial Analysis, Geospatial Mapping, Heat Maps, Data Visualization Software, Network Analysis, Data Manipulation
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Cloud Deployment, Microsoft Azure, Cloud Management, Cloud Computing, Windows PowerShell, Infrastructure As A Service (IaaS), Software As A Service, Virtual Machines, Platform As A Service (PaaS), Resource Management, Command-Line Interface, Scripting, Verification And Validation
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Postman API Platform, API Testing, Data Validation, Application Programming Interface (API), Restful API, Verification And Validation, Performance Tuning, Microservices, Performance Testing, Security Controls, Data Integrity, Authentications
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Security Controls, Data Security, Vulnerability Scanning, Role-Based Access Control (RBAC), Verification And Validation, Intrusion Detection and Prevention, Database Application, Security Awareness, Cybersecurity, Web Servers, Web Development Tools
Beginner · Specialization · 1 - 3 Months

University of Washington
Skills you'll gain: GitHub, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, Git (Version Control System), HTML and CSS, Web Design and Development, Web Development, Front-End Web Development, Web Content Accessibility Guidelines, Cloud Hosting, Debugging, Semantic Web, Web Analytics and SEO, Responsive Web Design
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: API Design, API Gateway, Application Programming Interface (API), Postman API Platform, Restful API, API Testing, Data Validation, Authentications, OAuth, Cloud API, Microservices, Application Deployment, CI/CD, Authorization (Computing), Secure Coding, Application Frameworks, Performance Tuning, Application Lifecycle Management, Prometheus (Software), Grafana
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Adobe Photoshop, Layout Design, Graphic and Visual Design, Graphic Design, Photo Editing, Image Quality, Typography
Intermediate · Guided Project · Less Than 2 Hours