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.

Duke University
Skills you'll gain: Sampling (Statistics), Exploratory Data Analysis, R (Software), Statistical Inference, Probability Distribution, Bayesian Statistics, R Programming, Data Analysis, Probability, Statistics, Statistical Analysis, Descriptive Statistics
Beginner · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Operations Research, Mathematical Modeling, Process Optimization, Report Writing, Network Model, Applied Mathematics, Process Improvement and Optimization, Business Modeling, Industrial Engineering, Linear Algebra, Numerical Analysis, Operations Management, Applied Machine Learning, Resource Allocation, Case Studies, Engineering Calculations, Algorithms, Feasibility Studies, Project Design, Business Analytics
Beginner · Specialization · 3 - 6 Months

Georgia Institute of Technology
Skills you'll gain: Cloud Applications, Cloud-Native Computing, Software-Defined Networking, Virtual Networking, Cloud Deployment, Cloud Computing, Cloud Infrastructure, Distributed Computing, Application Development, Cloud Management, Virtualization, Virtual Machines, Network Performance Management, Data Store, Software Systems, Multi-Tenant Cloud Environments, Network Monitoring, Network Infrastructure, Data Centers, Network Architecture
Beginner · Specialization · 3 - 6 Months

ConsenSys Academy
Skills you'll gain: Blockchain, Cryptography, Interoperability, FinTech, Emerging Technologies, Ledgers (Accounting), Business Modeling, Internet Of Things, Distributed Computing, Open Source Technology, Digital Assets, Transaction Processing, Scalability
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Gemini, Data Access, Generative AI Agents, Application Deployment, Cloud Security, Data Management, AI Workflows, AI Enablement, Enterprise Architecture, Solution Architecture, Authorization (Computing), Authentications, LLM Application, Large Language Modeling, Agentic systems, Prompt Engineering
Beginner · Course · 1 - 3 Months

Skills you'll gain: Desktop Support, Network Troubleshooting, Technical Support, Hardware Troubleshooting, System Support, Help Desk Support, Debugging, Microsoft Windows, Mac OS, Unix, Problem Management, Computer Hardware, Network Monitoring, Generative AI, Operating Systems, Software Installation, Technical Communication, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Architecture, Computer Networking, Virtual Private Networks (VPN), Network Routing, Network Security, Network Administration, Network Performance Management
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Clinical Documentation, Data Ethics, Health Informatics, Medical Assistance, Healthcare Ethics, Data Literacy, Power BI, Patient Coordination, Generative AI Agents, Epic EMR, Cybersecurity, Patient Flow, Medical Practice Management Software, Tensorflow, Generative AI, Artificial Intelligence, AI Enablement, Health Administration, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Hardware, Hardware Troubleshooting, Cloud Computing, General Networking, Network Troubleshooting, TCP/IP, Virtualization, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Mobile Security, Peripheral Devices, System Configuration, Wireless Networks, Data Storage
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Prompt Engineering, Responsible AI, Retrieval-Augmented Generation, Generative AI Agents, Generative AI, Gemini, Google Workspace, AI Enablement, AI Product Strategy, Google Cloud Platform, AI Workflows, AI Security, Large Language Modeling, Cloud Infrastructure, Productivity Software, Artificial Intelligence, Data Quality, Cloud Computing, Collaboration
Beginner · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Digital Forensics, Cybersecurity, TCP/IP, Network Protocols, Information Systems Security, General Networking, Record Keeping, Data Integrity, File Management, Ethical Standards And Conduct, Encryption
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Lakes, Data Warehousing, Data Architecture, Data Governance, Data Infrastructure, Google Cloud Platform, Metadata Management, Cloud Storage, Data Storage, Data Management, Data Integration, Data Storage Technologies, Big Data, Advanced Analytics, Operational Databases, Data Security
Intermediate · Course · 1 - 3 Months