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.

Johns Hopkins University
Skills you'll gain: Bioinformatics, Unix Commands, Biostatistics, Exploratory Data Analysis, Statistical Analysis, Unix, Data Science, Data Management, Statistical Methods, Command-Line Interface, Statistical Hypothesis Testing, Linux Commands, Data Analysis Software, Data Quality, Data Structures, Data Analysis, Computer Science, Molecular Biology, R Programming, Python Programming
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Risk Modeling, Operations Research, Regression Analysis, Network Model, Resource Allocation, Excel Macros, Business Analytics, Risk Analysis, Simulation and Simulation Software, Business Process Modeling, Microsoft Excel, Strategic Decision-Making, Data Modeling, Business Modeling, Analysis, Data-Driven Decision-Making, Excel Formulas, Business, Spreadsheet Software, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Kubernetes, Cloud-Native Computing, Prometheus (Software), Istio, Containerization, Serverless Computing, Role-Based Access Control (RBAC), Virtual Networking, Application Deployment, Infrastructure Security, YAML, Microservices, Continuous Delivery, Scalability, Grafana, Network Routing
Intermediate · Course · 3 - 6 Months

Georgia Institute of Technology
Skills you'll gain: User Experience Design, Prototyping, User Centered Design, Usability, Requirements Analysis, UI/UX Research, Interaction Design, User Interface (UI) Design, Usability Testing, User Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Generative AI, Oral Expression, Large Language Modeling, Ideation, Artificial Intelligence, Scenario Testing, Business Correspondence, Productivity, Complex Problem Solving, Report Writing, Organizational Skills, Solution Design, Document Management, Critical Thinking, Software Versioning, Context Management, Machine Learning
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Vulnerability Management, Threat Modeling, Incident Response, Intrusion Detection and Prevention, Business Risk Management, Network Security, Vulnerability Assessments, Operating Systems, Threat Detection, Risk Management, Security Information and Event Management (SIEM), Bash (Scripting Language), Event Monitoring, Security Controls, Cybersecurity, Debugging, Computer Security Incident Management, File I/O, Linux, SQL
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Authentications, OAuth, Android Development, Application Security, Mobile Security, Secure Coding, Authorization (Computing), Security Engineering, Security Controls, Multi-Factor Authentication, Human Factors (Security), Vulnerability Management, Malware Protection, Threat Management, Data Integrity, Risk Management, Debugging, Encryption
Mixed · Course · 1 - 4 Weeks
Stanford University
Skills you'll gain: Bayesian Network, Applied Machine Learning, Graph Theory, Machine Learning Algorithms, Probability Distribution, Network Model, Bayesian Statistics, Statistical Modeling, Markov Model, Decision Support Systems, Machine Learning, Probability & Statistics, Network Analysis, Machine Learning Methods, Statistical Inference, Sampling (Statistics), Statistical Methods, Algorithms, Model Evaluation, Computational Thinking
Advanced · Specialization · 3 - 6 Months

Universitat Politècnica de València
Skills you'll gain: Computer Hardware, Computer Architecture, Networking Hardware, Hardware Architecture, Computer Systems, Information Technology, Data Storage, Facility Repair And Maintenance, Computer Networking, Peripheral Devices, Wireless Networks, Computer Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apple iOS, Role-Based Access Control (RBAC), Vulnerability Assessments, iOS Development, Software Testing, Authentications, Unit Testing, Application Security, Security Testing, Authorization (Computing), Secure Coding, Identity and Access Management, Debugging, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Infrastructure as Code (IaC), Cloud Storage, Hybrid Cloud Computing, Systems Analysis, Process Improvement, Cloud Security, Cloud Computing, Cloud Solutions, Cloud Development, Cloud Engineering, Requirements Analysis, Data Modeling, Multi-Cloud, DevOps, Docker (Software), Solution Design, Microservices, Infrastructure As A Service (IaaS), Information Technology
Intermediate · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Penetration Testing, Security Testing, System Testing, Vulnerability Scanning, Vulnerability Management, Cybersecurity, Cloud Security, Vulnerability Assessments, Intrusion Detection and Prevention, Network Security, Exploitation techniques, Microsoft Azure, Firewall, Virtual Private Networks (VPN)
Beginner · Course · 1 - 4 Weeks