Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

LearnQuest
Skills you'll gain: Time Series Analysis and Forecasting, Demand Planning, Trend Analysis, Data Visualization, Regression Analysis, Plot (Graphics), Forecasting, Statistical Analysis, Predictive Modeling, Correlation Analysis, Predictive Analytics, Applied Machine Learning, Supply Chain, Supply Chain Management, Data Analysis, Pandas (Python Package), Statistical Modeling, Machine Learning, Python Programming
★ 3.3 (39) · Intermediate · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Containerization, File I/O, Package and Software Management, Unified Modeling Language, Software Testing, Docker (Software), Development Environment, Unit Testing, Application Deployment, Plot (Graphics), Pandas (Python Package), Scripting, Data Modeling, DevOps, Data Persistence, Programming Principles, Python Programming, Scripting Languages, Data Structures, Computer Programming
★ 4 (210) · Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Java Programming, Java, Software Development Tools, Application Servers, Web Applications, Development Environment, Java Platform Enterprise Edition (J2EE), Object Oriented Programming (OOP), Application Development, Eclipse (Software), Program Development, Computer Programming, Object Oriented Design, Mobile Development, Programming Principles, Integrated Development Environments, UI Components, Event-Driven Programming, User Interface (UI), Virtual Machines
★ 4.4 (207) · Intermediate · Specialization · 3 - 6 Months

Fortinet, Inc.
Skills you'll gain: Virtual Private Networks (VPN), Firewall, Network Routing, Routing Protocols, Intrusion Detection and Prevention, Authentications, Lightweight Directory Access Protocols, Remote Access Systems, Network Security, Network Administration, Virtual Networking, Cyber Security Policies, Security Controls, User Accounts, System Configuration, Network Monitoring
★ 4.6 (99) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Prompt Engineering, Generative AI Agents, Google Gemini, Retrieval-Augmented Generation, Responsible AI, Generative AI, Google Workspace, Google Cloud Platform, Gemini, Generative Model Architectures, AI Product Strategy, Prompt Patterns, AI Enablement, AI Security, Agentic Workflows, AI literacy, Prompt Engineering Tools, Artificial Intelligence, Cloud Computing, Collaboration
★ 4.7 (1.3K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Patient Registration, Medical Records, Medical Billing and Coding, Medical Office Procedures, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Patient Communication, Health Information Management, Revenue Cycle Management, Electronic Medical Record, Records Management, Clinical Documentation, Patient Safety, Care Coordination, Data Entry, Scheduling, Inventory Management System, Medical Terminology, Regulatory Compliance, Key Performance Indicators (KPIs), Quality Assurance
★ 4 (24) · Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Generative AI Agents, Prompt Engineering, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Artificial Intelligence, AI Security, Model Deployment, Large Language Modeling, Application Deployment, Development Environment, Security Testing, Responsible AI, Virtual Environment, Software Development, Python Programming, Software Testing, Microsoft Visual Studio, Computer Programming, Software Design
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: AI Integrations, Tool Calling, Agentic systems, Generative AI Agents, AI Security, LLM Application, Context Management, Interoperability, Google Cloud Platform, Session Initiation Protocols, Risking, Systems Integration, Servers, Scalability, Risk Management, Pandas (Python Package), Server Side
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Threat Modeling, Threat Management, Risk Management, Business Continuity Planning, Asset Protection, Risk Analysis, Risk Management Framework, Security Strategy, Cyber Governance, Risk Mitigation, Vendor Management, Business Continuity, Risk Control, Vulnerability Assessments, Security Management, Cyber Risk, Vendor Relationship Management, Compliance Management, Supplier Risk Management, Supplier Management
★ 4.7 (347) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Fine-tuning, PyTorch (Machine Learning Library), AI Security, Containerization, AI Workflows, Prompt Engineering, Hugging Face, Artificial Neural Networks, Deep Learning, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Generative Model Architectures, Machine Learning Methods, Generative AI, Computer Vision, Artificial Intelligence, Machine Learning, Data Processing, Machine Learning Algorithms
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Networking Hardware, General Networking, Network Architecture, Wireless Networks, Network Protocols, Computer Networking, TCP/IP, Local Area Networks, Network Security, Network Troubleshooting, System Configuration, Wide Area Networks, Servers
★ 4.5 (295) · Beginner · Course · 1 - 4 Weeks

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
★ 4.7 (6) · Beginner · Specialization · 3 - 6 Months