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.

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), JSON, HTML and CSS, Ajax, Web Content Accessibility Guidelines, Javascript, Web Design, Semantic Web, Usability, Web Applications, Web Development, Web Content, Usability Testing, Interactive Design, Data Structures, Application Frameworks, Network Protocols, Data Ethics, Animations
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Ubuntu, Operating System Administration, Linux Administration, Linux Commands, Operating Systems, Unix, Command-Line Interface, Unix Commands, Network Administration, Red Hat Enterprise Linux, Bash (Scripting Language), Shell Script, Web Servers, System Configuration, General Networking, Firewall, Virtual Machines
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Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Exploit development, C (Programming Language), C++ (Programming Language), Secure Coding, Application Security, System Programming, Debugging, Vulnerability Assessments
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Key Management, Encryption, Amazon CloudWatch, Amazon Web Services, AWS Identity and Access Management (IAM), Cloud Security, Event Monitoring, Continuous Monitoring, Security Information and Event Management (SIEM), Data Security, Advanced Encryption Standard (AES), System Monitoring, Amazon S3, Incident Response
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prometheus (Software), Cloud Computing Architecture, Application Performance Management, Google Cloud Platform, Kubernetes, Cloud Applications, Network Monitoring, System Monitoring, Capacity Management, Query Languages, Debugging, Network Analysis
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Theory, Data Modeling, Unified Modeling Language, Database Management, Databases, Data Integrity, Diagram Design, Dependency Analysis, Conceptual Design, Requirements Analysis
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Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Systems, Electronic Components, USB, Internet Of Things, Control Systems, Automation Engineering, Electronics, Data Storage, Environmental Monitoring, Prototyping, Programming Principles, C (Programming Language)
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Continuous Integration, Sprint Planning, Process Improvement, GitLab, Backlogs, Agile Product Development, Unit Testing, DevSecOps, Scalability, Performance Metric, Integration Testing, Software Development, Organizational Change, Project Management, User Story, Git (Version Control System), Key Performance Indicators (KPIs), Business Reporting, Application Deployment, Application Security
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Product Roadmaps, Agile Project Management, Business Analysis, Stakeholder Engagement, Requirements Analysis, Stakeholder Management, Stakeholder Communications, Project Scoping, Project Controls, Project Management, Project Planning, Kanban Principles, Continuous Improvement Process, Communication Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, Network Routers, Network Routing, Network Security, Network Administration, Network Protocols, Network Troubleshooting, Network Switches
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Embedded Systems, Control Systems, Programmable Logic Controllers, Robotics, Internet Of Things, C (Programming Language), Automation, Simulation and Simulation Software, Integration Testing, Cloud Computing, Electronic Components, Computer Hardware, Matlab
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Frontend Integration, Transaction Processing, Event-Driven Programming, Front-End Web Development, JavaScript Frameworks, Event Monitoring, Full-Stack Web Development, Development Environment, Web Development, Web Applications, Program Development, React.js, Emerging Technologies, Application Development, Javascript, FinTech
Intermediate · Course · 1 - 4 Weeks