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.

Google Cloud
Skills you'll gain: Firewall, Terraform, Virtual Networking, Virtual Machines, Infrastructure as Code (IaC), Network Troubleshooting, Network Infrastructure, Google Cloud Platform, IT Automation, Verification And Validation, Cloud Deployment, Network Model
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Case Studies, Emerging Technologies, Technology Strategies, Digital Transformation, Business Transformation, AI Security, AI Enablement, Innovation, Business Technologies, Real Time Data, AI Integrations, Internet Of Things, Wireless Networks, Cybersecurity, Operational Efficiency, Telecommunications, Data Security, Artificial Intelligence, Information Privacy
★ 4.9 (72) · Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Network Security, Network Administration, Virtual Private Networks (VPN), Cyber Security Policies, Security Controls, Infrastructure Security, Cybersecurity, Security Management, Identity and Access Management, Authentications, Dynamic Host Configuration Protocol (DHCP), Security Awareness, Remote Access Systems, Authorization (Computing), Command-Line Interface
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Salesforce Development, Data Import/Export, Customer Relationship Management, Data Maintenance, Customer Relationship Management (CRM) Software, Data Management, Dashboard, System Configuration, Workflow Management, Data Validation, Research Reports, Cloud Computing, Business Process Automation, Data Integrity, User Accounts, Data Modeling, Administration, Role-Based Access Control (RBAC), Data Security
★ 4.7 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Retrieval-Augmented Generation, OpenAI API, Generative AI, LLM Application, Model Evaluation, Data Preprocessing, Large Language Modeling, Generative Adversarial Networks (GANs), Predictive Modeling, Matplotlib, Keras (Neural Network Library), Fine-tuning, Transfer Learning, Deep Learning, Machine Learning Methods, Applied Machine Learning, Seaborn, Statistical Modeling, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Applications, Serverless Computing, Cloud Development, Google Cloud Platform, Cloud Deployment, Cloud-Based Integration, Cloud Security, Security Controls, Identity and Access Management, Operational Databases, Event-Driven Programming, Authentications
★ 4.6 (17) · Intermediate · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Content Optimization, Web Analytics and SEO, Search Engine Marketing, Writing and Editing, Driving engagement, Social Media Marketing, Extensible Markup Language (XML), Frontend Performance, Digital Marketing Tools, Prioritization
★ 4.5 (15) · Beginner · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Database Management Systems, Database Management, Database Administration, Database Software, Database Development, Database Design, Database Architecture and Administration, Database Application, Relational Databases, SQL, Data Modeling, Network Model, Query Languages, Data Maintenance, Data Integrity, Data Manipulation, Data Security, Diagram Design
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Agentic systems, Generative Model Architectures, Agentic Workflows, LangChain, Responsible AI, AI Security, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
★ 4.3 (21) · Beginner · Specialization · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Cloud Applications, Cloud Development, Cloud Computing, Cloud Platforms, Cloud Computing Architecture, Cloud Services, Cloud Infrastructure, Cloud Solutions, Virtual Networking, Distributed Computing, Network Architecture, Systems Integration
★ 4 (41) · Mixed · Course · 1 - 3 Months

Edureka
Skills you'll gain: LangChain, LangGraph, Model Context Protocol, AI Workflows, LLM Application, Context Engineering, AI Orchestration, Agentic Workflows, Generative AI Agents, Tool Calling, Data Processing, Data Transformation, Retrieval-Augmented Generation, Agentic systems, Generative AI, Gemini, Scalability, Artificial Intelligence, Prompt Engineering, Responsible AI
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Routing Protocols, Network Routing, Amazon Web Services, Servers, Network Monitoring
★ 4.4 (27) · Beginner · Guided Project · Less Than 2 Hours