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.

Politecnico di Milano
Skills you'll gain: Pedagogy, Digital pedagogy, Instructional Design, Educational Materials, Innovation, Learning Theory, Learning Strategies, Creativity, Planning, Problem Solving
Beginner · Course · 1 - 3 Months

ISC2
Skills you'll gain: Authentications, Authorization (Computing), Role-Based Access Control (RBAC), Identity and Access Management, Security Controls, User Provisioning, Data Access, Security Awareness, Multi-Factor Authentication
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), PostgreSQL, API Design, Scalability, Application Frameworks, JSON, Full-Stack Web Development, Frontend Performance, Web Development, Python Programming
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Email Marketing, Order Fulfillment, Media Planning, Social Media Campaigns, Google Ads, Social Media Marketing, Social Media Strategy, Performance Measurement, Customer Acquisition Management, Brand Loyalty, Search Engine Marketing, E-Commerce, Target Audience, Search Engine Optimization, Online Advertising, Social Media Management, Customer Relationship Management, Customer Retention, Marketing Analytics, Campaign Management
Beginner · Professional Certificate · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Image Analysis, Tensorflow, Transfer Learning, Convolutional Neural Networks, Computer Vision, JSON, Model Deployment, Applied Machine Learning, Javascript, Data Processing, Real Time Data, Web Applications, Machine Learning
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Electric Power Systems, Electrical Power, Energy and Utilities, Basic Electrical Systems, Systems Of Measurement, Sustainable Technologies, Case Studies, Reliability, Market Dynamics, Emerging Technologies, Scalability, Systems Integration, Capacity Management
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Open Web Application Security Project (OWASP), Penetration Testing, Exploitation techniques, Distributed Denial-Of-Service (DDoS) Attacks, Mobile Security, Cybersecurity, Brute-force attacks, Network Security, Vulnerability Assessments, Web Applications, Wireless Networks, Encryption, Network Protocols
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Statistical Methods, Regression Analysis, Plot (Graphics), Data Cleansing, Statistical Hypothesis Testing, Correlation Analysis, Data Preprocessing, Matplotlib, Data Visualization, Statistical Analysis, Scatter Plots, R Programming, Data Analysis, Descriptive Statistics, Pandas (Python Package), Python Programming
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: AI Security, Secure Coding, Generative AI, Threat Modeling, Intrusion Detection and Prevention, Threat Detection, Cybersecurity, Application Security, Network Security, Artificial Intelligence, Incident Response, Data Analysis
Beginner · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Model Context Protocol, AI Security, Threat Modeling, AI Workflows, Secure Coding, LLM Application, Enterprise Architecture, Generative AI Agents, Security Controls, Interoperability, Agentic systems, Generative AI
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Application Security, Vulnerability Assessments, Code Review, Vulnerability Management, Secure Coding, Authorization (Computing), Java, Java Programming, Dependency Analysis, Docker (Software), JSON, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Arithmetic, Algorithms, Applied Mathematics, Probability, Computer Science
Beginner · Course · 1 - 4 Weeks