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.

Skills you'll gain: Operating System Administration, TCP/IP, Systems Administration, Network Troubleshooting, IT Infrastructure, File Systems, OSI Models, Cybersecurity, Network Security, Network Protocols, Microsoft Windows, Operating Systems, Lightweight Directory Access Protocols, Data Security, Server Administration, Encryption, Technical Support, Computer Hardware, Computer Networking, Information Technology
Beginner · Professional Certificate · 3 - 6 Months

Infosec
Skills you'll gain: Digital Forensics, Cybersecurity, Network Protocols, Information Systems Security, General Networking, Record Keeping, Data Integrity, File Management, Encryption, Command-Line Interface, Linux Commands
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Anomaly Detection, Intrusion Detection and Prevention, Malware Protection, Cyber Threat Hunting, Threat Detection, Network Analysis, AI Security, Applied Machine Learning, Model Evaluation, Network Security, Unsupervised Learning, Performance Testing, Analysis, Classification Algorithms, Supervised Learning, Microsoft Windows
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Security Testing, Threat Modeling, Exploitation techniques, Application Security, Vulnerability Assessments, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Development, User Interface and User Experience (UI/UX) Design, Web Design, Web Design and Development, Front-End Web Development, No-Code Development, WordPress, Web Development, Full-Stack Web Development, Web Development Tools, Back-End Web Development, Content Management Systems
Beginner · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Digital Advertising, Online Advertising, Advertising, Advertising Campaigns, Contextual Advertising, Pay Per Click Advertising, Google Ads, Performance marketing, Marketing, Paid media, Digital Marketing, Data Ethics, Customer Data Management, A/B Testing, Consumer Behaviour
Beginner · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Digital Design, digital literacy, Infographics, Content Creation, Graphic Design, Multimedia, Brainstorming, Planning, Information Management, Research, Literacy, Computer Literacy, Critical Thinking, Investigation, Data Ethics, Digital Communications, Open Source Technology, Intellectual Property, Web Content Accessibility Guidelines, Peer Review
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Microsoft Azure, Virtual Machines, Scalability, Cloud Computing, Cloud Services, Infrastructure As A Service (IaaS), Cloud Infrastructure, Virtual Networking, Kubernetes, Cloud Security, Network Security, Network Routing, Load Balancing, Application Deployment, Operating System Administration, Identity and Access Management, Security Information and Event Management (SIEM)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NIST 800-53, Risk Analysis, Business Risk Management, Security Management, Continuous Monitoring, Security Controls, System Monitoring, Risk Management, Cybersecurity, Cyber Risk, Cyber Security Policies, Enterprise Security, Threat Detection, Auditing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Order Processing, Order Management, Inventory Management System, Inventory Control, Customer Relationship Management, E-Commerce, Web Analytics, Retail Management, Product Management, Content Management Systems, Editing, Marketing, Business
Beginner · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: Cryptography, Security Requirements Analysis, Encryption, Data Security, Security Management, Personally Identifiable Information, Threat Management, ISO/IEC 27001, Cyber Security Policies, Information Assurance, General Data Protection Regulation (GDPR), Cybersecurity, Information Privacy, Security Awareness, Threat Detection, Cyber Risk, Human Factors, Authentications, Data Integrity, Authorization (Computing)
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Social Network Analysis, Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Social Sciences, Data Ethics, Databases, Artificial Intelligence, Research, Simulations, Data Processing, Big Data, Systems Thinking, Social Studies, Trend Analysis, Data Science, AI Enablement, Research Methodologies, Agentic systems
Beginner · Specialization · 3 - 6 Months