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.

EDUCBA
Skills you'll gain: Microsoft Azure, Network Troubleshooting, Network Security, Network Architecture, Virtual Networking, Network Administration, Wide Area Networks, Hardening, Virtual Private Networks (VPN), Network Infrastructure, Network Routing, Network Monitoring, Private Cloud
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Testing, API Testing, Test Script Development, Security Testing, Test Tools, CI/CD, Regression Testing, JUnit, Selenium (Software), Scalability, Automation, Test Case, Application Programming Interface (API), Application Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Virtual Private Networks (VPN), Linux Servers, Ubuntu, Network Troubleshooting, Authentications, Remote Access Systems, Encryption, Network Security, Linux, Network Monitoring, Network Performance Management, Cross Platform Development
Intermediate · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, AI Security, API Testing, System Testing, Test Script Development, Context Management, Health Informatics, Performance Testing, Functional Testing
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Market Liquidity, Securities Trading, Financial Trading, Financial Market, Market Dynamics, Equities, Market Data, Technical Analysis, Financial Regulation, Order Processing, Algorithms
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Digital pedagogy, digital literacy, Computer Science, Information Technology, Computational Thinking, Technology Solutions, Social Impact, Computer Networking, Geographic Information Systems, Media and Communications, Live Streaming, Algorithms, Global Positioning Systems, Data Analysis Software
Beginner · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Dashboard, Surveys, Newsletters, Search Engine Optimization, Marketing Budgets, Email Automation, Marketing Analytics, Marketing Automation, Spreadsheet Software, Web Analytics, Email Marketing, Content Marketing, Performance Reporting, Social Media Management, Google Analytics, Collaborative Software, Lead Generation, Pivot Tables And Charts, Project Management Software
Beginner · Specialization · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, Data Mining, Data-Driven Decision-Making, Marketing Automation, Marketing Strategies, Customer experience strategy (CX), Digital Transformation, Marketing Analytics, Ggplot2, Marketing, Data Visualization Software, Plot (Graphics), Data Modeling, R Programming, Analytics, Data Science, Data Analysis, Innovation, Business Analytics, Data Manipulation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Linux Commands, Linux, TCP/IP, Scripting, Shell Script, Network Monitoring, Network Analysis, Network Security, Network Protocols
Intermediate · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, AI Orchestration, Database Development, SQL, LLM Application, Query Languages, OpenAI API, Microsoft Azure, Tool Calling, OpenAI, Natural Language Processing
Beginner · Project · Less Than 2 Hours
Starweaver
Skills you'll gain: Endpoint Detection and Response, Threat Detection, MITRE ATT&CK Framework, Cyber Threat Hunting, Cyber Threat Intelligence, Intrusion Detection and Prevention, Threat Modeling, Security Information and Event Management (SIEM), Cyber Security Strategy, Cyber Operations, Cybersecurity, Malware Protection, Incident Response, Data Loss Prevention, Anomaly Detection, Data Security, System Implementation, Open Source Technology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Technical Communication, English Language, Health Technology, Technology Solutions, Telecommuting, Language Learning, End User Training and Support, Vocabulary, Oral Comprehension, Education Software and Technology, Grammar, Emerging Technologies, Data Security
Mixed · Course · 1 - 3 Months