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 Geneva
Skills you'll gain: Cognitive flexibility, Critical Thinking, Scientific Methods, Learning Strategies, Research, Psychology, digital literacy, Media and Communications, Social Impact, Social Network Analysis
★ 4.7 (76) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux, Linux Administration, File Systems, Remote Access Systems, Operating System Administration, Linux Commands, File Management, System Configuration, Unix, Software Installation, Command-Line Interface, Operating Systems, Virtualization and Virtual Machines, Systems Administration, Authorization (Computing), Virtualization, Virtual Machines, Open Source Technology, VPN Clients, User Accounts
★ 4.8 (8) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Terraform, Managed Services, Cloud Solutions, Infrastructure as Code (IaC), Cloud Services, Cloud Deployment, Load Balancing, Cloud Management, Cloud-Based Integration, Virtual Machines, Virtual Private Networks (VPN), IT Automation, Virtual Networking, General Networking, Network Security, Scalability
★ 4.9 (226) · Intermediate · Course · 1 - 3 Months

MedCerts
Skills you'll gain: Information Management, Medical Management, Care Coordination, Health Care Administration, Data Ethics, Healthcare Ethics, Information Privacy, Data Storage
★ 4.8 (6) · Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Security Architecture Review, IT Security Architecture, Computer Security, Security Engineering, Authorization (Computing), Security Testing, Security Requirements Analysis, Continuous Monitoring, Operating Systems, Information Systems Security, Security Controls, Linux, System Software, Virtual Machines, Virtualization, Identity and Access Management
★ 3.7 (13) · Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Informatics, Health Care, Health Assessment, Healthcare Project Management, Systems Analysis, Business Systems Analysis, Technical Communication, Requirements Analysis, Data Access, Process Modeling
★ 4.8 (67) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Data Maintenance, Network Architecture, Data Storage, Network Infrastructure, Scalability, Issue Tracking, Public Cloud, Information Assurance, General Networking, Network Monitoring, Data Security, Serverless Computing, Network Planning And Design, Network Security, Data Loss Prevention, Remote Access Systems, Hybrid Cloud Computing, Dashboard Creation
★ 4 (23) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Webpack, Frontend Performance, Search Engine Optimization, Web Development Tools, Web Analytics and SEO, Performance Tuning, Build Tools, Debugging, Usability Testing, Web Development, Software Testing, Test Tools, Front-End Web Development, Functional Testing, Test Automation, Continuous Monitoring, Development Testing, Computer Programming Tools, JavaScript Frameworks, WordPress
★ 4.5 (38) · Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Data Mining, Database Design, Scalability, Database Systems, Relational Databases, Unstructured Data, Transaction Processing, Database Architecture and Administration, Systems Design, Database Software, Big Data, Database Development, Data Architecture, NoSQL, Data Processing, Maintainability, Apache Hadoop
★ 4.3 (40) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ASP.NET, Restful API, .NET Framework, Web Services, JSON, Application Frameworks, Model View Controller, Web Applications, Back-End Web Development, API Design, Application Programming Interface (API), Extensible Markup Language (XML), Full-Stack Web Development, Application Security, Object-Relational Mapping
★ 3.9 (44) · Intermediate · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Google Docs, Google Workspace, Version Control, Document Management, Collaborative Software, Business Solutions, Cloud Storage, Data Sharing
★ 4.7 (71) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Generative Adversarial Networks (GANs), AI Security, Fraud detection, Model Evaluation, Feature Engineering, Cybersecurity, Cyber Security Strategy, Reinforcement Learning, Model Optimization, Data Synthesis
★ 4.4 (25) · Intermediate · Course · 1 - 3 Months