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.

LearnKartS
Skills you'll gain: WordPress, Responsive Web Design, AI Personalization, Web Design, Web Analytics and SEO, Web Content, Google Analytics, Security Software, AI literacy, Web Presence, AI powered creativity, Cloud Hosting, Web Frameworks, Artificial Intelligence, Control Panels
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Diplomacy, International Relations, Economics, Political Sciences, Digital Communications, Cultural Diversity, Culture, Media and Communications, Public Safety and National Security, Trend Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Vulnerability Scanning, Security Testing, Vulnerability Management, Vulnerability Assessments, Penetration Testing, Threat Modeling, Exploit development, Open Web Application Security Project (OWASP), Application Security, Exploitation techniques, Patch Management, Cybersecurity, Cyber Engineering, Technical Communication, Technical Writing
Beginner · Course · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Social Media Analytics, Predictive Modeling, Natural Language Processing, Predictive Analytics, Social Media, Text Mining, Advanced Analytics, Cloud Computing, Analytics, Business Analytics, Data Science, Customer Analysis, Data Analysis, Geospatial Information and Technology, Machine Learning Methods, Business Intelligence, Unsupervised Learning, Internet Of Things, Deep Learning
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, AI Security, Artificial Intelligence, Ethical Standards And Conduct, Information Privacy, Personally Identifiable Information, Data Governance, Data Security, Governance, Diversity Awareness, Continuous Monitoring, Algorithms, Complex Problem Solving, Critical Thinking
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Mathematical Modeling, Model Based Systems Engineering, Systems Design, Theoretical Computer Science, Verification And Validation, System Requirements, Systems Architecture, Automation Engineering, Functional Specification, Agentic systems, Control Systems, Mechanics, Requirements Analysis, Systems Analysis, Safety Assurance, Linear Algebra, Mathematical Theory & Analysis, Differential Equations, Algorithms
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Strategic Prioritization, Prioritization, Business Priorities, Meeting Facilitation, Product Roadmaps, Forecasting, Resource Allocation, Product Strategy, Discussion Facilitation, Data-Driven Decision-Making, Predictive Analytics, Predictive Modeling, Performance Metric, Data Analysis, Analytics, Estimation, Decision Making, Stakeholder Engagement, Project Estimation, Project Planning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Sales Pipelines, Closing (Sales), Sales Process, Prospecting and Qualification, Price Negotiation, Sales Management, Negotiation, Selling Techniques, Sales, Lead Generation, Sales Prospecting, Sales Training, Sales Strategy, Enterprise Sales, Customer Analysis, Sales Enablement, Marketing Analytics, Account Strategy, Customer Relationship Management (CRM) Software, Account Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, MITRE ATT&CK Framework, Cyber Threat Intelligence, Threat Detection, Vulnerability Assessments, Technical Communication, Cyber Security Policies, Vulnerability Management, Threat Management, Security Controls, Communication Strategies, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Social Media Analytics, Network Analysis, Data Analysis, Analytical Skills, Statistical Analysis, Social Sciences, Research, Data Collection, AI Personalization, Sociology, Data Transformation, Persuasive Communication, Application Programming Interface (API), Extract, Transform, Load, Media and Communications, Scripting, Psychology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Cyber Operations, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, System Configuration, Data Security, Cybersecurity, Cyber Attacks, Linux, Bash (Scripting Language), Virtual Machines, Proxy Servers, Scripting, Linux Commands, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Hazard Analysis, Environment Health And Safety, Health Assessment, Health And Safety Standards, Chemistry, Risk Analysis, Sustainable Engineering, Analytical Chemistry, Personal Care, Product Lifecycle Management, Environmental Regulations, Environmental Science, Child Health
Intermediate · Course · 1 - 4 Weeks