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.

Rutgers the State University of New Jersey
Skills you'll gain: Supply Chain Management, Supply Chain, Supply Chain Systems, Manufacturing Operations, Operations Management, Operations, Supply Chain Planning, Business Operations, Inventory Management System, Operational Efficiency, Production Process, Inventory Control, Inventory and Warehousing, Operational Analysis, Logistics, Internal Communications, Process Analysis, Operational Excellence, Lean Six Sigma, Complex Problem Solving
★ 4.8 (35) · Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cryptography, Encryption, Python Programming, Data Security
★ 4.8 (15) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: AI Personalization, Business Logic, AI literacy, Application Development, Computational Logic, C# (Programming Language), Computer Programming, Program Development, Programming Principles, Data Store, Data Cleansing
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Change Management, Interpersonal Communications, Team Performance Management, Organizational Change, Leadership and Management, Empathy, Team Leadership, Leadership Studies, Self-Awareness, Conflict Management, Influencing, Behavior Management, Leadership, Communication Strategies, Relationship Building, Communication, Expectation Management, Constructive Feedback, Personal Development, Active Listening
Beginner · Course · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Microservices, Spring Boot, API Testing, Spring Framework, IntelliJ IDEA, Java Programming, Restful API, Object Oriented Programming (OOP), Java, Application Programming Interface (API), Systems Architecture, Application Deployment, Software Architecture, API Design, Integrated Development Environments, Data Persistence, Scalability, Service Oriented Architecture, Web Applications, Application Frameworks
★ 4.3 (66) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Incident Response, Local Area Networks, System Support, Incident Management, Linux Commands, Network Monitoring, Information Technology Operations, User Provisioning, Dynamic Host Configuration Protocol (DHCP), Data Storage, Hardware Troubleshooting, Network Infrastructure, Security Controls, VPN Clients, Remote Access Systems, System Configuration, Linux, Mac OS, Email Security, Android (Operating System)
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Amazon Bedrock, Model Deployment, LLM Application, Large Language Modeling, MLOps (Machine Learning Operations), Amazon Web Services, AI Security, Model Evaluation, Model Training, AI Workflows, Continuous Monitoring, Data Ethics, Rust (Programming Language), Generative AI, Serverless Computing, Cloud Computing, Development Environment
★ 4.6 (28) · Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Artificial Intelligence, AI literacy, Decision Intelligence, Machine Learning, Machine Learning Methods, Model Evaluation, Artificial Neural Networks, Information Privacy
★ 4.7 (61) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Keyword Research, LinkedIn, Blogs, Lead Generation, Web Analytics and SEO, Events and Conferences, Copywriting, Content Optimization, Professional Networking, No-Code Development, Video Production, Web Analytics, Vibe coding, Sales Presentations, Social Media Content, Promotional Materials, Social Media Marketing, Growth Strategies, Search Engine Optimization
★ 5 (8) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Active Directory, Windows Servers, Microsoft Servers, Firewall, Google Cloud Platform, Virtual Networking, Virtual Machines, Servers, Cloud Infrastructure, Network Planning And Design, System Testing, Network Security, SQL
★ 4 (6) · Advanced · Project · Less Than 2 Hours

Skills you'll gain: Data Analysis Expressions (DAX), Dashboard, Dashboard Creation, Power BI, Data Visualization, Data Transformation, Data Manipulation, Data Modeling, Data Presentation, Data Import/Export, Data Wrangling, Data Visualization Software, Data Analysis, Analytics, Data Cleansing, Data Security, Data Management
★ 4.3 (16) · Intermediate · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Policy Development, Conflict Management, Ethical Standards And Conduct, Disaster Recovery, Policy Analysis, Emergency Response, Mitigation, International Relations, Risk Analysis, Risk Management, Public Safety and National Security, Decision Intelligence
★ 4.7 (83) · Intermediate · Course · 1 - 3 Months