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.

Banco Interamericano de Desarrollo
Skills you'll gain: Digital Transformation, Cybersecurity, Data Management, Information Management, Big Data, Talent Management, Human Capital, Infrastructure Security, Interoperability, Technology Strategies, Analytics, Economics, Policy, and Social Studies, Data Security, Administration, Project Design, Public Policies, Data Governance, digital literacy, Process Improvement, Project Management
★ 4.8 (148) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Exploitation techniques, Vulnerability Assessments, Application Security, Vulnerability Management, Security Controls, Authorization (Computing), Cryptography, System Configuration, Encryption, Software Design
★ 4.4 (75) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Prompt Patterns, Responsible AI, AI Integrations, OpenAI API, OpenAI, Generative AI, API Testing, Data Ethics, AI Security, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Application Programming Interface (API), Fine-tuning, Computer Programming, Key Management
★ 4.5 (164) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Linux Administration, Linux Commands, Linux Servers, Shell Script, Unix, Unix Shell, Systems Administration, Unix Commands, Command-Line Interface, Patch Management, Scripting Languages, Package and Software Management, Virtualization and Virtual Machines, File Systems, File Management, Data Storage, Security Controls, User Accounts, Authorization (Computing)
★ 4.8 (12) · Intermediate · Specialization · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Campaign Management, Campaign Planning, Contextual Advertising, Online Advertising, Advertising Campaigns, Advertising, Digital Advertising, Media Planning, Media Buying, Performance marketing, Paid media, Content Performance Analysis, Digital Media Strategy, Blogs, Target Audience, Data-Driven Marketing, Data Ethics, Earned Media
★ 4.6 (73) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Simulation and Simulation Software, Engineering Analysis, Finite Element Methods, Simulations, Engineering, Computer-Aided Design, Cloud Technologies, Engineering Design Process, Cloud Computing
★ 4.6 (396) · Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Search Engine Optimization, Marketing Strategies, Pay Per Click Advertising, Data-Driven Marketing, Web Analytics and SEO, Online Advertising, Digital Marketing Tools, Marketing Effectiveness, Email Marketing, Marketing Analytics, Digital Marketing Campaigns, Digital Marketing, Marketing Planning, Marketing, Digital Advertising, Driving engagement, Strategic Marketing, Social Media Marketing
★ 4.5 (40) · Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Prompt Engineering, Email Automation, Model Context Protocol, Webhook Security, Retrieval-Augmented Generation, AI Integrations, Make.com, AI Workflows, Google Gemini, Automation, Anthropic Claude, OpenAI, Generative AI Agents, No-Code Development, Generative AI, Artificial Intelligence, Vector Databases, Large Language Modeling, Docker (Software), Data Transformation
★ 4.4 (9) · Beginner · Specialization · 3 - 6 Months

The State University of New York
Skills you'll gain: Diplomacy, International Relations, Health Policy, Governance, Health Systems, Public Health, International Finance, Policy Analysis, Research, and Development, Public Safety and National Security, Philanthropy
★ 4.6 (129) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Role-Based Access Control (RBAC), Virtual Networking, Microsoft Azure, Kubernetes, Containerization, Network Troubleshooting, Single Sign-On (SSO), Cloud Storage, Active Directory, Virtual Machines, Virtual Private Networks (VPN), Data Storage, Cloud Management, Application Deployment, Network Architecture, Cloud Deployment, Identity and Access Management, Cloud Services, System Monitoring
★ 4.2 (142) · Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: System Programming, Visual Basic (Programming Language), Database Management, System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Software Development, Automation, Cloud Computing, Debugging
★ 4.6 (117) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Workplace Bullying Intervention, Diversity Awareness, Workplace inclusivity, Safety Culture, Labor Law, Accountability, Compliance Management, Disciplinary Procedures, Ethical Standards And Conduct, Strong Work Ethic, Professional Development, Behavior Management, Safety and Security, AI Enablement, Social Media, Culture
★ 4.8 (192) · Beginner · Course · 1 - 4 Weeks