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.

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, UI Components, Web Design, Front-End Web Development, Mockups, User Interface (UI), Web Development, Debugging
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Software Design Patterns, Software Architecture, Cryptography, Blockchain, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Structures, Plot (Graphics), Data-oriented programming, Programming Principles, Python Programming, Data Storage
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Storytelling, Predictive Analytics, Data Presentation, Responsible AI, Predictive Modeling, Strategic Decision-Making, Data-Driven Decision-Making, Business Intelligence, Data Visualization, Decision Making, Artificial Intelligence and Machine Learning (AI/ML), Scikit Learn (Machine Learning Library), Business Marketing, Natural Language Processing, Text Mining, Python Programming, Reinforcement Learning, Data Security, Network Analysis, Security Awareness
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Command-Line Interface, Scripting, Unix Commands, Computer Programming Tools, Scripting Languages, Data Manipulation, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: User Interface and User Experience (UI/UX) Design, Usability, Prototyping, User Interface (UI) Design, Figma (Design Software), Interaction Design, UI Components, Mockups, Wireframing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Email Automation, Lead Generation, Marketing Automation, Social Media, Social Media Marketing, Copywriting, Web Analytics, Automation
Beginner · Guided Project · Less Than 2 Hours

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Programming Principles, Theoretical Computer Science, Other Programming Languages, Computer Programming, Functional Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Metasploit, Vulnerability Scanning, Exploitation techniques, Open Web Application Security Project (OWASP), Vulnerability Assessments, Cyber Security Assessment, AI Security, Generative AI, Responsible AI, Prompt Engineering
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Gemini, Google Workspace, Generative AI, Prompt Engineering, Image Quality
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Exploitation techniques, Cyber Security Assessment, Vulnerability Assessments, Mobile Security, Open Web Application Security Project (OWASP), Cloud Security, Threat Modeling, Infrastructure Security, Application Security, Network Security, Scripting, Technical Communication
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: AI Security, Open Web Application Security Project (OWASP), Cyber Security Assessment, Exploitation techniques, Server Side, Application Security, Artificial Intelligence and Machine Learning (AI/ML), Vulnerability Scanning, Secure Coding, Artificial Intelligence, Responsible AI, Data Security, Cyber Attacks, Security Awareness, Generative AI, Large Language Modeling, Data Ethics, Authentications
Build toward a degree
Advanced · Course · 1 - 4 Weeks