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.

University of Colorado Boulder
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Convolutional Neural Networks, Computer Graphics, Machine Learning Methods, Artificial Intelligence, Data Ethics, Microsoft Excel, Generative AI, Linear Algebra, Feature Engineering, Digital Signal Processing
Build toward a degree
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Innovation, Business Modeling, Technology Strategies, Product Lifecycle Management, Business Transformation, Business Strategy, Strategic Thinking, Product Management, Organizational Change, Market Dynamics, Emerging Technologies, Competitive Analysis, Platform As A Service (PaaS), Network Analysis, Case Studies
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Graph Theory, Data Structures, Unstructured Data, Network Routing, Algorithms
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Embedded Systems, Application Security, System Programming, Digital Signal Processing, Security Engineering, Computer Architecture, Hardware Architecture
Advanced · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: R Programming, Statistical Modeling, Bayesian Statistics, Statistical Software, Markov Model, Mathematical Modeling, Statistical Methods, Probability & Statistics, Unsupervised Learning, Machine Learning Methods, Probability Distribution, Classification Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Fraud detection, Generative AI, Responsible AI, Regulatory Requirements, Compliance Management, Governance, Risk Management, Data Ethics, Anomaly Detection, Artificial Intelligence, AI Enablement, Model Evaluation, Forecasting
Intermediate · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Data Literacy, digital literacy, Personally Identifiable Information, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Journalism, Data Sharing, Big Data, Information Privacy, Data-Driven Decision-Making, Data Security, Law, Regulation, and Compliance, Data Collection, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Regulation and Legal Compliance, Risk Management, Compliance Management, Regulatory Compliance, Governance Risk Management and Compliance, Risk Analysis, Cloud Security, Business Continuity, Cyber Risk, Security Management, Vendor Management, Incident Response, Data Security, Personally Identifiable Information, Business Analysis
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: OSI Models, Computer Networking, Virtualization, Data Centers, Virtual Networking, General Networking, Network Architecture, Network Protocols, TCP/IP, Network Infrastructure, Local Area Networks
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Target Audience, Generative AI, Social Media Marketing, Social Media, Social Media Content, AI Personalization, Social Media Strategy, MarTech, Content Creation, Digital Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Single Sign-On (SSO), Identity and Access Management, Authentications, Authorization (Computing), Active Directory, Multi-Factor Authentication, Microsoft Azure, Role-Based Access Control (RBAC), User Accounts, Security Controls, Enterprise Security, Cloud Services
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Open Web Application Security Project (OWASP), Exploit development, Exploitation techniques, Internet Of Things, Cyber Security Assessment, Vulnerability Scanning, Vulnerability Assessments, Test Tools, USB, Embedded Systems, Network Security, Test Equipment, General Networking, Serial Peripheral Interface
Beginner · Course · 1 - 3 Months