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.

Sungkyunkwan University
Skills you'll gain: Portfolio Management, Portfolio Risk, Investment Management, Performance Analysis, R Programming, Time Series Analysis and Forecasting, Risk Analysis, Financial Analysis, Financial Modeling, Financial Data, Statistical Programming, Regression Analysis, Data Manipulation, Data Visualization
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Blockchain, Secure Coding, Application Security, Legal Technology, Vulnerability Assessments, Interoperability, Object Oriented Programming (OOP), Development Testing, Debugging, Application Deployment, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Marketing Design, Marketing Materials, Promotional Materials, Social Media Content, Organizational Skills, Social Media, Content Creation, Advertising, Branding, Social Media Marketing, Photo Editing, Dashboard, Marketing, Graphic Design, Digital Advertising
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Sampling (Statistics), Matplotlib, Data Analysis, Data Mining, Statistical Analysis, Statistical Hypothesis Testing, NumPy, Pandas (Python Package), Probability Distribution, Dimensionality Reduction, Model Evaluation, R Programming, Probability, Python Programming, Scikit Learn (Machine Learning Library), Data Preprocessing, Linear Algebra, Applied Machine Learning, Regression Analysis, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, Continuous Delivery, Continuous Deployment, DevOps, Distributed Computing, Software Configuration Management, Containerization, Application Programming Interface (API), Security Requirements Analysis, Version Control, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Image Analysis, Computer Vision, Deep Learning, Artificial Neural Networks, Transfer Learning, Applied Machine Learning, Network Architecture, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Software Development Tools, Code Review, AI Workflows, Generative AI, Software Engineering, Software Technical Review, Application Security, Software Development, DevSecOps, Secure Coding, Prompt Engineering, Software Quality (SQA/SQC), AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Debugging, Software Development Life Cycle, Automation, Analysis
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Cloud Infrastructure, Cloud Computing, Cloud Management, Cloud-Native Computing, Cloud Applications, Cloud Deployment, Disaster Recovery, Virtual Networking, DevOps, Virtualization, Amazon Web Services, Cloud Storage, Cloud Security, CI/CD, Business Continuity, Cost Management, Scalability
Build toward a degree
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Transfer Learning, Artificial Intelligence and Machine Learning (AI/ML), Technical Management, Machine Learning, Applied Machine Learning, Model Evaluation, Deep Learning, Debugging, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Command-Line Interface, Linux, Linux Servers, Unix, File Systems, File Management
Beginner · Guided Project · Less Than 2 Hours

FAIR Institute
Skills you'll gain: Cyber Risk, Risk Management, Enterprise Risk Management (ERM), Cyber Security Strategy, Risk Analysis, Risk Modeling, Threat Modeling, Operational Risk, Business Risk Management, Vulnerability Assessments, Stakeholder Communications, Continuous Improvement Process, Compliance Reporting, Decision Making, Financial Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Teams, Microsoft 365, System Monitoring, Compliance Management, Network Troubleshooting, Technical Support and Services, Windows PowerShell, Virtual Teams, Security Management, Multi-Factor Authentication, Configuration Management
Intermediate · Course · 1 - 3 Months