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

Skills you'll gain: Cloud Storage, Hybrid Cloud Computing, Cloud Security, Virtual Networking, Multi-Cloud, Business Continuity, Disaster Recovery, Data Governance, Virtual Private Networks (VPN), Load Balancing, Database Management, IBM Cloud, Architectural Design, Planning
Intermediate · Course · 1 - 4 Weeks

IBM
Skills you'll gain: COBOL (Programming Language), Report Writing, Debugging, Programming Principles, Software Testing, Computer Programming, Maintainability, Business Logic, Software Engineering, Data Storage, Numerical Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Role-Based Access Control (RBAC), Splunk, Security Assertion Markup Language (SAML), Single Sign-On (SSO), Identity and Access Management, Lightweight Directory Access Protocols, Authorization (Computing), Security Controls, Data Access, User Accounts, Scripting, Proxy Servers
Beginner · 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

Skills you'll gain: Threat Modeling, Data Visualization, AI Security, Data Storytelling, A/B Testing, Open Web Application Security Project (OWASP), DevSecOps, Application Security, System Monitoring, MLOps (Machine Learning Operations), Analytics, Data Governance, Data Cleansing, Data Processing, Data Management, Data Quality, Data Persistence, Data Validation, Jupyter, Statistical Hypothesis Testing
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Kubernetes, Google Cloud Platform, Cloud Infrastructure, Prompt Engineering, Containerization, Identity and Access Management, Cloud-Native Computing, CI/CD, Cloud Storage, Application Deployment, Cloud Management, Cloud Services, Virtual Machines, Scalability, Virtual Networking, Cloud Computing, Docker (Software), Application Development, Load Balancing, Continuous Integration
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Unit Testing, Growth Mindedness, Data Structures, Graph Theory, Event-Driven Programming, Social Network Analysis, Interactive Data Visualization, Java, Java Programming, Network Analysis, Object Oriented Programming (OOP), Technical Communication, User Interface (UI), JUnit, Object Oriented Design, Computer Programming, Adaptability, Performance Tuning, Algorithms, Problem Solving
Intermediate · Specialization · 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

Skills you'll gain: Peripheral Devices, Network Troubleshooting, Desktop Support, Computer Displays, USB, TCP/IP, Virtual Local Area Network (VLAN), Operating System Administration, Hardware Troubleshooting, Mac OS, Microsoft Windows, General Networking, Technical Support, Network Infrastructure, System Support, Local Area Networks, Network Protocols, Network Routers, Computer Hardware, Operating Systems
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Command-Line Interface, Amazon CloudWatch, AWS CloudFormation, Root Cause Analysis, Amazon DynamoDB, Customer Relationship Building, Network Troubleshooting, Amazon Web Services, Customer Relationship Management, Software Architecture, Linux Commands, Cloud Computing, Linux, Amazon S3, Web Applications, Information Technology, Customer Service, Software Development
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: vSphere Networking and Storage, Virtual Networking, VMware ESX Servers, vCenter Server, Virtual Machines, Virtualization, Infrastructure Security, Hardening, Role-Based Access Control (RBAC), Data Storage, Identity and Access Management, Windows PowerShell, Encryption, Computer Networking
Beginner · Course · 1 - 4 Weeks