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.

The Linux Foundation
Skills you'll gain: Package and Software Management, Linux, Command-Line Interface, File Systems, Unix Commands, Linux Administration, Linux Commands, User Accounts, System Configuration, Performance Tuning, System Monitoring, Operating Systems, Network Monitoring, Software Installation
Beginner · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Ethical Standards And Conduct, Business Ethics, Social Network Analysis, Public Administration, Accountability, Policy Analysis, Law, Regulation, and Compliance, Analysis, Social Sciences, Systems Thinking, Case Studies, Regulation and Legal Compliance, Governance, Social Justice, Disciplinary Procedures, Legal Proceedings, Compliance Training, Political Sciences, Performance Measurement
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Threat Management, Vulnerability Assessments, Incident Response, Computer Security Incident Management, Public Key Infrastructure, IT Security Architecture, Disaster Recovery, Vulnerability Management, Regulation and Legal Compliance, Threat Detection, Cyber Security Assessment, Risk Management, Compliance Management, Regulatory Compliance, Network Security, Infrastructure Security, Cloud Security, Hardening, Security Engineering, Software-Defined Networking
Beginner · Specialization · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Search Engine Marketing, Digital Marketing, Content Marketing, Web Analytics and SEO, Search Engine Optimization, Content Strategy, Marketing Planning, Marketing Strategy and Techniques, Social Media Marketing, Driving engagement, Social Media Strategy, Cross-Channel Marketing, Social Media, Marketing Automation, Campaign Management, Customer experience strategy (CX), User Experience, Brand Management, Customer Relationship Management (CRM) Software, AI Personalization
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Bayesian Network, Computational Logic, Program Development, Artificial Intelligence, Markov Model, Artificial Intelligence and Machine Learning (AI/ML), Algorithms, Computational Thinking, Creativity, Theoretical Computer Science, Logical Reasoning, Software Development, Generative AI, Deductive Reasoning, Applied Machine Learning, Responsible AI, Data Ethics, Problem Management, Social Sciences, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Georgia Institute of Technology
Skills you'll gain: Sales Presentation, Presentations, Verbal Communication Skills, Public Speaking, Business Correspondence, English Language, Cultural Diversity, Professional Networking, Intercultural Competence, Communication, Cultural Sensitivity, Business Writing, Setting Appointments, Writing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, CI/CD, Application Deployment, Cloud-Native Computing, DevOps, Continuous Integration, Containerization, Continuous Deployment, Package and Software Management, YAML, Git (Version Control System)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, Cloud Computing Architecture, SAP S/4HANA, Cloud Computing, System Design and Implementation, SAP Applications, Cybersecurity, ABAP RESTful Programming Model (RAP), Software As A Service, Enterprise Architecture, Enterprise Resource Planning, Analytics, Business Technologies, Customer experience strategy (CX), Data Science, Microservices, Business Analysis, Application Development
Beginner · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Hospitality Management, Hospitality, Marketing Channel, Business Modeling, Revenue Management, Direct Marketing, Booking (Sales), E-Commerce, Online Advertising, Web Analytics, Marketing Strategies, Web Design and Development
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Sampling (Statistics), Sample Size Determination, Survey Creation, Data Collection, Statistical Analysis, Data Analysis Software, Interviewing Skills, Surveys, Research Design, STATA (Software), Data Integration, Data Validation, Data Ethics, Data Analysis, Stata, Data Quality, Statistical Modeling, Qualitative Research, Data Cleansing, R Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cyber Security Assessment, Cybersecurity, Security Testing, Computer Security Incident Management, Incident Response, Security Controls, Network Security, Encryption
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Vulnerability Assessments, Application Security, Vulnerability Management, Event Monitoring, Secure Coding, Security Controls, Hardening, Data Integrity, Security Testing, System Monitoring, Cybersecurity, Patch Management, Threat Modeling, Exploitation techniques, Authorization (Computing), Cryptography, Extensible Markup Language (XML), System Configuration
Intermediate · Specialization · 3 - 6 Months