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.

Michigan State University
Skills you'll gain: Journalism, Media and Communications, International Relations, Ethical Standards And Conduct, Decision Making, Media Relations, Storytelling, Safety and Security, Content Creation, Digital Publishing, Accountability
Beginner · Course · 1 - 3 Months

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Operations, Exploitation techniques, IT Automation, Scripting, Python Programming, Scripting Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, AI Integrations, Agentic Workflows, Responsible AI, AI Orchestration, Authorization (Computing), JSON, Agentic systems, Context Management, Requirements Elicitation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Management, Threat Modeling, Open Web Application Security Project (OWASP), Intrusion Detection and Prevention, Incident Response, Computer Security Incident Management, Stakeholder Communications, Vulnerability Assessments, Threat Detection, Event Monitoring, Cyber Attacks, Hardening, Network Security, Security Controls, Data Ethics, Bash (Scripting Language), Cybersecurity, Linux, Debugging, SQL
Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Restful API, Web Applications, Security Controls, Internet Of Things, Embedded Systems, Application Programming Interface (API), Robotics, Linux Commands, Command-Line Interface, Electronics, Electronic Hardware, Product Automation, System Configuration, Python Programming, Electronic Components, Software Installation, Peripheral Devices
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Application Security, Java Programming, Application Frameworks, Model View Controller, Development Environment, Web Applications, Application Programming Interface (API), Apache Maven, Authorization (Computing), Authentications
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Object-Relational Mapping, Web Development, Context Management, Scripting Languages, Scripting, Middleware, Server Side, Data Storage, Data Sharing, Data Persistence, Event-Driven Programming, Enterprise Application Management, Web Components
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Database Design, Software Design, Application Security, User Experience Design, Vulnerability Assessments, Database Theory, Unified Modeling Language, Unit Testing, Usability, UI/UX Research, Threat Modeling, Usability Testing, User Interface and User Experience (UI/UX) Design, Vulnerability Management, Data Flow Diagrams (DFDs), Relational Databases, Software Visualization, Security Software, Systems Development Life Cycle, Software Development Life Cycle
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: IT Security Architecture, Operating System Administration, Package and Software Management, Information Systems Security, IT Infrastructure, Network Troubleshooting, Systems Administration, Computer Networking, Infrastructure Security, Computer Security, Encryption, Desktop Support, Routing Protocols, Lightweight Directory Access Protocols, Technical Support, Network Protocols, Computer Hardware, Cloud Computing, Customer Service, Debugging
Beginner · Professional Certificate · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Swift Programming, Objective-C (Programming Language), iOS Development, Core Data (Software), Apple iOS, Video Game Development, Game Design, User Interface (UI), Model View Controller, JSON, User Interface (UI) Design, UI Components, Mobile Development, User Interface and User Experience (UI/UX) Design, OAuth, Memory Management, Responsive Web Design, Prototyping, Animation and Game Design, Human Computer Interaction
Beginner · Specialization · 3 - 6 Months

L&T EduTech
Skills you'll gain: Product Lifecycle Management, Embedded Systems, Embedded Software, Automation Engineering, Machine Controls, Manufacturing and Production, Manufacturing Processes, Product Engineering, Robotic Process Automation, Control Systems, Computer-Aided Design, Manufacturing Operations, Automation, Internet Of Things, Production Process, Robotics, Cyber Engineering, Digital Transformation, Industrial Engineering, C (Programming Language)
Intermediate · Specialization · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Dashboard, Dashboard Creation, Tableau Software, Interactive Data Visualization, Data Visualization Software, Data Modeling, Data Visualization, SQL, Data Presentation, E-Commerce, Databases, Performance Reporting, Data Manipulation, Data Storytelling, Data Analysis, Performance Analysis, Relational Databases, Business Intelligence, Data Transformation, Financial Analysis
Beginner · Specialization · 3 - 6 Months