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.

Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Multi-Cloud, Enterprise Architecture, Security Architecture Review, Infrastructure Architecture, AI Security, Software Architecture, Generative AI, Microservices, Infrastructure as Code (IaC), Data Architecture, Scalability, Site Reliability Engineering, CI/CD, Cost Management, Security Controls, Application Performance Management, Data Pipelines, Governance
Intermediate · Course · 3 - 6 Months

Skills you'll gain: File I/O, Security Controls, Cryptography, User Accounts
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Theoretical Computer Science, System Requirements, Functional Specification, Agentic systems, Requirements Analysis, Systems Analysis, Verification And Validation, Mathematical Modeling, Control Systems, Linear Algebra, Mathematical Theory & Analysis, Applied Mathematics, Numerical Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Science, Unsupervised Learning, Exploratory Data Analysis, Probability & Statistics, Machine Learning Algorithms, Applied Machine Learning, Classification And Regression Tree (CART), Data Analysis, Python Programming, Random Forest Algorithm, Dimensionality Reduction, Predictive Modeling, NumPy, Regression Analysis, Statistical Analysis, Data Processing, Deep Learning, Pandas (Python Package), Data Visualization, Data Manipulation
Intermediate · Specialization · 3 - 6 Months

Radio y Televisión Española
Skills you'll gain: Image Analysis, Research, digital literacy, Fraud detection, Social Network Analysis, Investigation, Journalism, Verification And Validation
Beginner · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Network Troubleshooting, TCP/IP, Network Protocols, Firewall, Network Administration, Network Routers, Network Infrastructure, General Networking, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Networking Hardware, Network Routing, Virtual Local Area Network (VLAN), Microsoft Windows, System Configuration, Network Security, Security Controls, IT Infrastructure, Mac OS, IT Service Management
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Hardening, Remote Access Systems, Linux Servers, Linux Administration, Linux, Linux Commands, Authentications, Security Controls, Cryptographic Protocols, Key Management, Public Key Infrastructure, Package and Software Management, Software Installation
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Network Troubleshooting, TCP/IP, Routing Protocols, Network Routing, Open Shortest Path First (OSPF), Network Support, Network Routers, Network Administration, General Networking, System Configuration, Network Planning And Design, Network Protocols, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Responsible AI, Decision Intelligence, Data-Driven Decision-Making, AI Enablement, Strategic Decision-Making, AI Product Strategy, Business Ethics, Artificial Intelligence, Decision Support Systems, AI Integrations, Decision Making, Organizational Strategy, Stakeholder Engagement, Business Strategy, Overcoming Objections
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Interoperability, DevOps, Information Systems Security, Cybersecurity, Cyber Attacks, Systems Integration, Application Programming Interface (API), Application Security, Cloud-Based Integration, Security Controls, Information Systems, Threat Management, Digital Transformation, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Pivot Tables And Charts, Data Manipulation, Interactive Data Visualization, Data Visualization Software, Data Visualization, Data Integration, Dashboard, Role-Based Access Control (RBAC), Data Import/Export, Relational Databases, Security Controls
Intermediate · Course · 3 - 6 Months

University of Michigan
Skills you'll gain: Responsible AI, AI Security, Data Ethics, AI literacy, Generative AI, Regulatory Compliance, Data Security, Law, Regulation, and Compliance, Artificial Intelligence, Decision Intelligence, Risk Management, Risk Mitigation, Risk Analysis, Algorithms
Beginner · Course · 1 - 4 Weeks