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: Mobile Security, Operating System Administration, Microsoft Windows, Malware Protection, Information Technology Operations, Disaster Recovery, Mac OS, Document Management, Command-Line Interface, Incident Response, Network Security, Linux, Information Systems Security, Incident Management, Security Controls, Cybersecurity, Windows PowerShell, Desktop Support, Operating Systems, Internet Of Things
Intermediate · Specialization · 1 - 4 Weeks

Starweaver
Skills you'll gain: E-Commerce, Strategic Sourcing, Supply Chain Management, Supply Chain, Supply Chain Planning, Logistics Management, Order Fulfillment, Logistics, Business Technologies, Technology Strategies, Corporate Sustainability, Process Optimization, Customer experience improvement, Automation
★ 4.6 (44) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Matplotlib, Web Scraping, Pivot Tables And Charts, Pandas (Python Package), Data Integration, Statistical Visualization, Data Manipulation, Exploratory Data Analysis, Data Wrangling, Data Visualization, Data-Driven Decision-Making, Data Transformation, Data Presentation, Data Processing, Data Cleansing, Data Preprocessing, Statistical Analysis, Seaborn, NumPy, Python Programming
★ 4.5 (40) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Wide Area Networks, Data Centers, Virtual Networking, Virtual Machines, Network Administration, Virtualization, Network Architecture, Virtual Private Networks (VPN), Wireless Networks, Network Monitoring, Network Performance Management, Network Troubleshooting, Software-Defined Networking, Network Security, Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks, Security Controls, Key Management, Internet Of Things, Disaster Recovery
Advanced · Course · 1 - 3 Months

Skills you'll gain: Instagram, Keyword Research, LinkedIn, Blogs, Lead Generation, Web Analytics and SEO, Events and Conferences, Copywriting, Content Optimization, Professional Networking, No-Code Development, Video Production, Web Analytics, Vibe coding, Sales Presentations, Social Media Content, Promotional Materials, Social Media Marketing, Growth Strategies, Search Engine Optimization
★ 5 (8) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Vulnerability Management, Malware Protection, Threat Detection, Penetration Testing, Threat Management, Cybersecurity, Exploitation techniques, Infrastructure Security, Network Security, Information Systems Security
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Model Context Protocol, Token Optimization, AI Workflows, Generative AI Agents, Agentic Workflows, AI Orchestration, Agentic systems, Tool Calling, Context Engineering, Artificial Intelligence and Machine Learning (AI/ML), AI Security, AI Enablement, Prompt Patterns, Prompt Engineering, ChatGPT, AI Personalization, AI Product Strategy, Anthropic Claude, Multimodal Prompts, Generative AI
★ 4.6 (10) · Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Digital Transformation, IT Service Management, Information Technology Infrastructure Library, Service Management, Interoperability, Business Transformation, Data Strategy, DevOps, Information Systems Security, Cybersecurity, Cyber Attacks, Systems Integration, Innovation, Service Design, Technology Strategies, Information Technology Operations, Social Media, E-Commerce, Social Media Management, Organizational Development
★ 4.7 (78) · Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Network Troubleshooting, Microsoft Azure, Virtual Networking, Virtual Machines, Load Balancing, System Configuration, Cloud Security, Network Planning And Design, Network Security, Cloud Storage, Cloud Management, Data Storage, Data Security, Performance Tuning
★ 4.8 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Cybersecurity, AI Security, Data Persistence, Technical Communication, Risk Analysis
★ 4.9 (12) · Advanced · Course · 1 - 3 Months

University of Virginia Darden School Foundation
Skills you'll gain: Sustainability Standards, Supply Management, Supply Chain, Supply Chain Management, Supply Chain Planning, Sustainable Business, Corporate Sustainability, Supply Chain Systems, Procurement, Strategic Sourcing, Sustainable Development, Supplier Management, Sustainable Systems, Environmental Regulations, Supplier Relationship Management, Supplier Risk Management, Environmental Laws, Logistics, Environmental Social And Corporate Governance (ESG), Public Safety and National Security
★ 4.7 (31) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Threat Modeling, Application Security, Software Development Life Cycle, DevSecOps, Threat Management, Security Testing, Secure Coding, Cloud Security, Encryption, Vulnerability Scanning, Software Development, Cryptography, CI/CD, Cloud Platforms, DevOps, Vulnerability Assessments, Vulnerability Management, Penetration Testing, Configuration Management
Intermediate · Course · 3 - 6 Months