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.

National Taiwan University
Skills you'll gain: Statistical Visualization, Matplotlib, Web Scraping, Business Logic, Machine Learning, Business Analytics, Python Programming, Programming Principles, Business Economics, User Interface (UI) Design, Computational Thinking, Object Oriented Programming (OOP), Data Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Secure Coding, Authorization (Computing), Security Testing, Role-Based Access Control (RBAC), Application Security, Identity and Access Management, Programming Principles, Transaction Processing, Cryptography, Software Development, Software Architecture, Development Environment, Data Security, Scalability
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Pay Per Click Advertising, Search Engine Marketing, Customer Retention, Digital Marketing, Search Engine Optimization, Keyword Research, Digital Advertising, Marketing Strategies, Marketing, Customer Acquisition Management, Web Analytics and SEO, Content Marketing, Lead Generation, Target Audience
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Quality Assurance, White-Box Testing, API Testing, Test Script Development, Debugging, Software Development Methodologies, User Acceptance Testing (UAT), JUnit, Maintainability, Development Testing, Selenium (Software), Scalability, Automation, Software Technical Review, DevOps, Regression Testing, Test Execution Engine, Security Testing
Beginner · Specialization · 3 - 6 Months

Nanjing University
Skills you'll gain: Computer Systems, System Programming, Computer Architecture, Computational Logic, Computer Programming, C (Programming Language), Operating Systems, Data Structures, Computer Hardware, Application Security, File Systems
Mixed · Course · 1 - 3 Months

United Cities and Local Governments of Africa
Skills you'll gain: Climate Change Adaptation, Climate Change Programs, Climate Change Mitigation, Environmental Policy, Environmental Issue, Social Determinants Of Health, Community Development, Environmental Resource Management, Sustainable Development, Decision Support Systems, Governance, Vulnerability
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Salesforce, Email Marketing, User Accounts, Dashboard, Administration, Business Reporting, Collaborative Software, Data Maintenance, Data Cleansing, UI/UX Strategy, Application Deployment, Data Import/Export, Internal Communications, Data Management, Business Administration, Cloud Computing, Data Security, Automation
Beginner · Course · 1 - 4 Weeks
Northeastern University
Skills you'll gain: Responsible AI, Data Ethics, Social Determinants Of Health, Psychiatry, Mental Health Counseling, Clinical Research Ethics, Health Equity, Mental Health, Artificial Intelligence, Mental Health Diseases and Disorders, Natural Language Processing, Healthcare Ethics, Data Security, Governance, Risk Mitigation, Risk Analysis
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Network Troubleshooting, Microsoft Azure, Virtual Networking, Virtual Machines, Load Balancing, Cloud Infrastructure, System Configuration, Cloud Security, Cloud Storage, Data Security, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, OSI Models, Exploitation techniques, TCP/IP, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Cyber Security Assessment, General Networking, Vulnerability Scanning, Cybersecurity, Web Development, Prompt Engineering, Large Language Modeling, Scripting, Python Programming, SQL, Command-Line Interface, Data Structures
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Cloud Deployment, Cloud Applications, Application Deployment, API Gateway, OpenAI API, Model Deployment, Cloud Security, Application Programming Interface (API), AI Enablement, LLM Application, Web Servers, Application Performance Management, Distributed Computing, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Architecture, Wireless Networks, Emerging Technologies, Communication Systems, Network Planning And Design, General Networking, Telecommunications, Network Infrastructure, Artificial Intelligence and Machine Learning (AI/ML), Real Time Data
Intermediate · Course · 1 - 4 Weeks