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: Exploitation techniques, Penetration Testing, Secure Coding, Web Development, Web Applications, Full-Stack Web Development, Vulnerability Assessments, Application Security, Angular, Ajax, Javascript
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Rmarkdown, R Programming, Ggplot2, Data Import/Export, Data Visualization, Data Manipulation, Data Visualization Software, Data Analysis, Data Science, Data Storytelling, Statistical Analysis, Relational Databases, Data Cleansing, Data Transformation, Statistical Programming, Data Integration, Software Installation, Programming Principles, Communication
Beginner · Specialization · 1 - 3 Months

Northwestern University
Skills you'll gain: Marketing Budgets, Peer Review, Key Performance Indicators (KPIs), Social Media Marketing, Strategic Marketing, Marketing Strategies, Marketing Effectiveness, Social Media, Social Media Strategy, Marketing Planning, Performance Measurement, Business Planning, Market Analysis, Customer Engagement, Planning
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Portfolio Risk, Financial Market, Risk Management, Risk Analysis, Financial Trading, Probability Distribution, R (Software), Financial Data, R Programming, Portfolio Management, Statistical Programming, Securities (Finance), Time Series Analysis and Forecasting, Estimation, Statistical Modeling, Simulation and Simulation Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Convolutional Neural Networks, Transfer Learning, Image Analysis, Deep Learning, Model Evaluation, Medical Imaging, Computer Vision, Machine Learning, Data Preprocessing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Network Troubleshooting, Network Protocols, General Networking, Network Administration, Network Security, Networking Hardware, TCP/IP, Computer Networking, Wireless Networks, Local Area Networks, Virtual Local Area Network (VLAN), Servers, Dynamic Host Configuration Protocol (DHCP), System Configuration, Internet Of Things
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Web Applications, Internet Of Things, Embedded Systems, Application Programming Interface (API), Robotics, Linux Commands, Command-Line Interface, Electronics, Control Systems, Electronic Systems, System Configuration, Python Programming, Software Installation, Peripheral Devices
Mixed · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), C++ (Programming Language), Computer Programming, Microsoft Visual Studio, Java, Extensible Markup Language (XML), Data Access, C (Programming Language), Program Development, UI Components, Event-Driven Programming, Graphical Tools, File I/O, Network Model, Image Analysis
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Microservices, Cloud Infrastructure, Application Deployment, Cloud Security, Network Architecture, Google App Engine, Cloud Computing Architecture, Devops Tools, Kubernetes, API Design, Google Cloud Platform, Service Level, Cloud Storage, System Design and Implementation, System Monitoring, Service Design, Load Balancing, Scalability
Advanced · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Informatics, Health Care, Healthcare Project Management, Systems Analysis, Business Systems Analysis, Technical Communication, Requirements Analysis, Data Access, User Centered Design
Mixed · Course · 1 - 4 Weeks

University of Florida
Skills you'll gain: Medical Devices, Healthcare Ethics, Health Technology, Internet Of Things, Patient Safety, Healthcare Industry Knowledge, Telehealth, Vulnerability, Medical Privacy, Regulatory Compliance, Law, Regulation, and Compliance, Patient Advocacy, Security Awareness, Cybersecurity
Mixed · Course · 1 - 3 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: Data Preprocessing, Business Analytics, Dimensionality Reduction, Analytics, Data Cleansing, Anomaly Detection, Project Management Life Cycle, Databases, R (Software), Feature Engineering, R Programming, Data Analysis, Data Quality, Data Science, Big Data, Exploratory Data Analysis, Statistical Programming, Supervised Learning
Beginner · Course · 1 - 3 Months