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.

Dartmouth College
Skills you'll gain: Computer Programming Tools, C (Programming Language), Programming Principles, Embedded Systems, Software Development Tools, Computer Engineering, Algorithms, Data Structures, Computer Programming, Computational Logic
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Vulnerability Scanning, Malware Protection, Exploitation techniques, Database Management, Security Testing, Cyber Security Strategy, Cryptographic Protocols, Vulnerability Assessments, Cyber Security Assessment, Cryptography, Cybersecurity, Brute-force attacks, Hardening, Database Software, Threat Detection, Linux, Linux Administration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Canva (Software), Multimedia, Visual Design, Graphical Tools, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Web Scraping, Git (Version Control System), Test Script Development, Scripting, Version Control, Test Automation, IT Automation, Email Automation, Test Tools, Software Testing, Cloud API, Scripting Languages, Automation, Restful API, Application Programming Interface (API), Data Ethics, Scalability, Python Programming, File I/O, Productivity
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Language Interpretation, Translation, and Studies, Natural Language Processing, Quality Assurance, Multilingualism, Technical Communication, Collaborative Software, Vocabulary
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Postman API Platform, API Testing, Data Validation, Application Programming Interface (API), Restful API, Verification And Validation, Performance Tuning, Microservices, Performance Testing, Test Tools, Security Controls, Data Integrity, Authentications
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Bootstrap (Front-End Framework), Web Design and Development, Web Development, Web Applications, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Browser Compatibility, User Interface and User Experience (UI/UX) Design, User Experience Design, Requirements Analysis, Requirements Elicitation, Client Services, Javascript
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, USB, Threat Modeling, Hardware Design, Electronic Hardware, Model Deployment, CI/CD, Electronics, Security Engineering, Electrical Systems, Electronic Systems, Routing Protocols, Electrical Power, Electronics Engineering, Electrical Engineering, Computer-Aided Design, Electronic Components, Schematic Diagrams, Technical Design, Design Software
Intermediate · Specialization · 1 - 3 Months
Starweaver
Skills you'll gain: Generative AI Agents, Data Ethics, Large Language Modeling, Cybersecurity, Artificial Intelligence, Cyber Security Assessment, Technology Strategies, Risk Mitigation, Automation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Remote Access Systems, Local Area Networks, Software Installation, Command-Line Interface, Threat Management, Microsoft Windows, System Configuration, Threat Detection, Information Technology Operations, Wireless Networks, Systems Administration, Network Security, TCP/IP, Information Systems Security, Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies
Beginner · Specialization · 3 - 6 Months

28DIGITAL
Skills you'll gain: Personally Identifiable Information, Information Privacy, General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Data Ethics, International Relations, Data Security, Cybersecurity, World History, Security Awareness, European History, Security Management, Governance, Security Strategy
Beginner · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Infectious Diseases, Epidemiology, Infection Control, Microbiology, Public Health and Disease Prevention, Public Health, Maternal Health, Biology, Health Education, Immunology, Child Health, Prenatal Care, Preventative Care, Mitigation, Drug Development
Intermediate · Course · 1 - 3 Months