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 Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, Network Routing, Network Routers, Computer Networking, Infrastructure Security, Routing Protocols, Public Key Infrastructure, Network Model, Cryptographic Protocols, Web Applications, Application Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mobile Development, React Native, Responsive Web Design, Browser Compatibility, HTML and CSS, Cross Platform Development, Hypertext Markup Language (HTML), Web Design, Javascript, Application Development, Application Frameworks, JavaScript Frameworks, Cascading Style Sheets (CSS), Web Development, React.js, UI Components
Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Data Quality, Quality Assurance, Clinical Trial Management Systems, Case Report Forms, Clinical Trials, Data Maintenance, Clinical Monitoring, Data Cleansing, Data Management, Data Integrity, Clinical Research, Microsoft Excel, Data Compilation, Data Collection, Data Sharing, Data Security, Treatment Planning, Statistical Analysis
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Application Security, Security Testing, Cyber Security Assessment, Vulnerability Scanning, Brute-force attacks, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Memory Management, Amazon Web Services, SQL, Amazon Elastic Compute Cloud, Operating Systems, Data Validation
Intermediate · Course · 1 - 4 Weeks

Stanford Online
Skills you'll gain: Pharmacology, Infection Control, Pharmacotherapy, Medical Prescription, Medication Therapy Management, Utilization Management, Hospital Medicine, Microbiology, Infectious Diseases, Clinical Practices, Patient Evaluation, Public Health and Disease Prevention, Public Health, Diagnostic Tests, Long Term Care
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, Generative AI Agents, Generative AI, Software Design Documents, Software Design, AI Integrations, Software Architecture, Agentic Workflows, Continuous Integration, Software Development, Prompt Patterns, LLM Application, Application Security, Software Engineering, Code Review, Debugging, DevSecOps
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Culture, Cultural Diversity, Cultural Sensitivity, Diversity Awareness, Sociology, Social Sciences, Social Justice, Media and Communications
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Internet Of Things, Advanced Analytics, Big Data, Data Management, Wireless Networks, Predictive Analytics, Applied Machine Learning, Analytics, Water Sustainability, Data-Driven Decision-Making, Sustainable Systems, Environmental Monitoring, Geospatial Information and Technology, Telecommunications, Sustainable Technologies, Machine Controls, Real Time Data, Automation, Data Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: R (Software), Data Manipulation, Web Scraping, R Programming, Data Analysis, Data Science, Data Structures, Data Import/Export, Programming Principles, Jupyter, File I/O, Integrated Development Environments, Development Environment
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Electrical Safety, Electrical Systems, High Voltage, Electronic Components, Safety Standards, Control Systems, Thermal Management, Electronics, Failure Analysis, Energy and Utilities, Electrical Engineering, Failure Mode And Effects Analysis, Manufacturing Processes, Materials science, Chemistry, Requirements Analysis, Anomaly Detection, Estimation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Information Technology, Computer Hardware, Cloud Computing, Network Troubleshooting, Software Installation, Technical Support and Services, Help Desk Support, Cybersecurity, Cloud Infrastructure, Cyber Attacks, Information Technology Operations, Data Storage, General Networking, Database Software, Operating Systems, Computer Networking, Package and Software Management, Computer Security Awareness Training, IT Infrastructure, Project Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Supply Chain, Demand Planning, Supply Chain Management, Supply Chain Planning, Process Improvement, Process Improvement and Optimization, Supply Management, Performance Improvement, Customer Demand Planning, Logistics Management, Resource Planning, Production Planning, Sustainable Business, Logistics, Analytics, Profit and Loss (P&L) Management, Data Analysis, Risk Management, Data Visualization, Problem Solving
Beginner · Course · 1 - 3 Months