Internet Security courses can help you learn about network security protocols, encryption techniques, and threat detection methods. You can build skills in risk assessment, incident response, and implementing security policies. Many courses introduce tools like firewalls, intrusion detection systems, and antivirus software, demonstrating how these tools are used to protect sensitive data and maintain system integrity.

Skills you'll gain: Keyword Research, Copywriting, Search Engine Optimization, Content Strategy, Content Optimization, Web Content, Web Analytics and SEO, Blogs, Content Management, Content Creation, Writing and Editing, Writing, Content Marketing, Editing, Driving engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: SQL, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Protocols, Network Performance Management, Network Monitoring, Network Troubleshooting, Threat Detection, Network Analysis, Network Security
Intermediate · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: Zero Trust Network Access, Cybersecurity, Cyber Security Strategy, Cyber Security Assessment, IT Security Architecture, Computer Security, Security Architecture Review, Network Security, Security Strategy, Enterprise Architecture, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Competitive Analysis, Web Presence, Content Creation, Entrepreneurship
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Software Documentation, Test Automation, Generative AI, Software Testing, AI Security, Vulnerability Scanning, Vulnerability Assessments, Test Case, Secure Coding, Full-Stack Web Development, Technical Documentation
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Computational Logic, Mathematical Modeling, Model Based Systems Engineering, Systems Design, Theoretical Computer Science, Verification And Validation, System Requirements, Systems Architecture, Automation Engineering, Functional Specification, Agentic systems, Control Systems, Mechanics, Requirements Analysis, Systems Analysis, Safety Assurance, Linear Algebra, Mathematical Theory & Analysis, Differential Equations, Algorithms
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Search Engine Optimization, Content Management, Content Management Systems, Web Content, Web Design, Web Presence, Information Architecture, Web Design and Development, Goal Setting, Digital Publishing, Editing, Writing and Editing, Photo Editing
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: ASP.NET
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, TCP/IP, Vulnerability Scanning, General Networking, Network Protocols, Network Security, Network Monitoring, Network Troubleshooting, Security Testing, Intrusion Detection and Prevention, Vulnerability Assessments, Firewall, Performance Tuning, Threat Detection, Network Analysis, Test Script Development, Scripting, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, Docker (Software), Grafana, Development Environment, Embedded Software, Security Controls, Devops Tools, Containerization, Interactive Data Visualization, DevOps, JSON, Network Protocols, Dashboard Creation, Embedded Systems, Authentications, Automation, Data Storage
Intermediate · Course · 3 - 6 Months

University of Geneva
Skills you'll gain: Cognitive flexibility, Critical Thinking, Scientific Methods, Learning Strategies, Research, Psychology, digital literacy, Media and Communications, Social Impact
Beginner · Course · 1 - 3 Months