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.

Vanderbilt University
Skills you'll gain: Spring Framework, Object-Relational Mapping, Cloud Security, Java, Java Programming, Scalability, Cloud Development, Cloud Applications, Secure Coding, Web Services, Cloud Services, Cloud Computing, Cloud Computing Architecture, JSON, Cloud Deployment, Application Frameworks, Java Platform Enterprise Edition (J2EE), Data Security, Application Security, Object Oriented Design
Intermediate · Course · 1 - 4 Weeks

King Abdullah University of Science and Technology
Skills you'll gain: Statistical Analysis, Bioinformatics, Unix, Scientific Visualization, Statistical Programming, R (Software), Unix Shell, R Programming, Rmarkdown, Unix Commands, Data Analysis, Data Quality, Statistical Hypothesis Testing, Exploratory Data Analysis, Data Visualization, Data Cleansing, Programming Principles, Pandas (Python Package), Python Programming, NumPy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Authentications, User Provisioning, OAuth, User Accounts, Security Controls, Role-Based Access Control (RBAC), Authorization (Computing), Single Sign-On (SSO), Cryptographic Protocols, Enterprise Security, Computer Security
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Marketing Analytics, Data-Driven Marketing, AI Personalization, Advanced Analytics, Customer Retention, Analytics, Predictive Modeling, Marketing Strategies, Social Media Analytics, Marketing, Social Network Analysis, Data Analysis, Customer Analysis, Data Ethics, Customer Insights, Text Mining, Marketing Strategy and Techniques, Digital Marketing, Machine Learning, Generative AI
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Containerization, Cloud Development, Microservices, Devops Tools, Webhook Security, Virtualization, OS Process Management, Package and Software Management, Data Persistence, Scalability, Application Lifecycle Management, Command-Line Interface
Beginner · Specialization · 1 - 3 Months

Knowledge Accelerators
Skills you'll gain: Cyber Security Policies, AI Security, Cybersecurity, Threat Management, Cyber Attacks, Cyber Risk, Email Security, Endpoint Security, Mobile Security, Remote Access Systems, Multi-Factor Authentication, Artificial Intelligence, Cloud Computing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Security Testing, Hardening, Test Script Development, Brute-force attacks, Business Logic, Cloud Security, Network Analysis, Programming Principles, API Testing, General Data Protection Regulation (GDPR), Cloud Computing, Wireless Networks, Data Persistence, Application Programming Interface (API), Data Security
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Machine Controls, Engineering, Scientific, and Technical Instruments, Process Control, Laboratory Equipment, Manufacturing Processes, Embedded Software, Electronic Systems, Electronics, Semiconductors, Laboratory Testing, Health Technology, Medical Devices, Electronic Components, Performance Tuning, Network Protocols
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Networking Hardware, Network Infrastructure, Network Routers, Electrical Wiring, Network Switches, Network Architecture, Cloud Infrastructure, Internet Of Things, General Networking, Infrastructure Security, Network Planning And Design, Cloud-Based Integration, System Implementation, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Structures, Spring Boot, Restful API, Model View Controller, Spring Framework, Web Services, Java Programming, Java, Back-End Web Development, Authentications, Authorization (Computing), Algorithms, Application Security
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Statistical Analysis, Experimentation, Research Design, Statistical Methods, Statistical Programming, Data Science, Data Analysis, R (Software), Predictive Modeling, Statistical Software, Predictive Analytics, Probability & Statistics, General Science and Research, Correlation Analysis
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Sales, Sales Strategy, Consultative Selling, Selling Techniques, Account Strategy, Customer Relationship Building, Business Communication, Consultative Approaches, Relationship Building, Sales Pipelines, General Sales Practices, Overcoming Objections, Solution Selling, Relationship Management, Sales Process, Communication Strategies, Proposal Writing, Digital Transformation, AI Personalization, Personalized Campaigns
Intermediate · Course · 1 - 4 Weeks