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.

Skills you'll gain: Networking Hardware, General Networking, Network Architecture, Wireless Networks, Network Protocols, Computer Networking, TCP/IP, Local Area Networks, Network Routers, System Configuration, Network Switches, Wide Area Networks, Servers
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Automation, Test Case, Software Testing, Code Review, Mockups, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Manipulation, Web Scraping, R Programming, Data Analysis, Data Science, Data Structures, Data Import/Export, Exploratory Data Analysis, Programming Principles, Jupyter, Integrated Development Environments
Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Transportation Operations, Transportation Management, Network Analysis, Operations Research, Systems Analysis, Operational Analysis, Analysis, Demand Planning, Mathematical Modeling, Econometrics, Markov Model, Behavioral Economics, Economic Development, Economics, Policy, and Social Studies, Cost Benefit Analysis, Market Dynamics, Customer Demand Planning, Probability, Social Impact, Model Evaluation
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Machine Learning Methods, Model Evaluation, Machine Learning, Google Cloud Platform, Machine Learning Algorithms, Applied Machine Learning, Supervised Learning, Time Series Analysis and Forecasting, Financial Trading, Deep Learning, Statistical Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Securities Trading, Technical Analysis, Cloud Platforms, Model Deployment, Predictive Modeling, Financial Forecasting, Finance
Intermediate · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Marketing Analytics, Business Analytics, Forecasting, Peer Review, Statistical Methods, Data Presentation, Predictive Analytics, Customer Analysis, Case Studies, Information Technology, Analytical Skills, Digital Transformation, Business Marketing, Advanced Analytics, Statistical Analysis, Communication, Customer Insights, Complex Problem Solving, R Programming, Data Analysis
Advanced · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Incident Response, Computer Security Incident Management, Cybersecurity, Threat Management, Data Security, Cyber Attacks, Endpoint Security, Network Security, Cyber Security Assessment, Firewall
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Relational Databases, Database Management, Databases, Query Languages, Data Modeling
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Malware Protection, Network Security, Threat Detection, Firewall, Digital Forensics, Anomaly Detection, Code Review, Network Performance Management, Network Routing, Proxy Servers, Linux, Internet Of Things, Servers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sales Strategy, Consultative Selling, B2B Sales, Customer Relationship Building, Business Communication, Sales Pipelines, Overcoming Objections, Sales Process, Proposal Writing, Personalized Service, Digital Transformation, Prospecting and Qualification, AI Personalization, Value Propositions
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Modeling, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Data Processing, Apache Hadoop, Data Structures, Scalability, Virtual Environment
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Plot (Graphics), Statistical Visualization, Ggplot2, Dimensionality Reduction, Data Visualization Software, R Programming, Graphing, Data Analysis, Statistical Analysis, Unsupervised Learning
Mixed · Course · 1 - 4 Weeks