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.

Whizlabs
Skills you'll gain: Amazon Web Services, Containerization, Amazon Elastic Compute Cloud, Docker (Software), Kubernetes, Application Deployment, CI/CD, AWS Identity and Access Management (IAM), Cloud Security, Scalability
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Vulnerability Scanning, Active Directory, Web Applications, Microsoft Windows, Cryptographic Protocols, Bash (Scripting Language), Apache Tomcat, Scripting, Microsoft SQL Servers
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Value Propositions, Market Research, Social Media Marketing, Strategic Planning, Social Media Strategy, Search Engine Optimization, Competitive Analysis, Customer Relationship Management, Digital Media Strategy, Data-Driven Decision-Making, Consumer Behaviour, Web Analytics and SEO, Marketing Psychology, Operations Management, Technical Management, Business Communication, Digital Marketing, Branding, Google Ads, Forecasting
Build toward a degree
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Digital Transformation, Blockchain, Data Ethics, Emerging Technologies, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Digital Assets, Business Transformation, Social Media, Web Development, Deep Learning, Simulation and Simulation Software, Persuasive Communication, Human Computer Interaction, Algorithms, Decision Making
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Penetration Testing, Cyber Security Assessment, Vulnerability Assessments, Data Security, Cybersecurity, Exploitation techniques, Test Tools, User Requirements Documents, Authorization (Computing), Technical Documentation, Computing Platforms, Requirements Analysis, Command-Line Interface, Technical Communication
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Java, Dependency Analysis, Software Design Patterns, Object Oriented Programming (OOP), Extensible Markup Language (XML), Software Design, Software Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Budgets, Social Media Content, Collaborative Software, Social Media Marketing, Content Creation, Video Editing, Social Media, Marketing Materials, Marketing, Graphic Design, Photo Editing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Ubuntu, System Configuration
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Hybrid Cloud Computing, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Cloud Security, Cloud Management, Security Management, System Monitoring, Infrastructure Architecture, Solution Architecture
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Statistical Analysis, Data Analysis, Data Science, Statistical Programming, Statistical Machine Learning, Statistical Methods, Statistical Modeling, Machine Learning Algorithms, Applied Machine Learning, Regression Analysis, Probability & Statistics, Advanced Analytics, Machine Learning, Bayesian Statistics, Statistical Inference, Supervised Learning, Predictive Modeling, Classification And Regression Tree (CART), Unsupervised Learning, Feature Engineering
Build toward a degree
Intermediate · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Portfolio Management, Credit Risk, Risk Management, Financial Market, Investments, Market Liquidity, Risk Analysis, Financial Analysis, Capital Markets, Performance Measurement, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Financial Modeling, Financial Forecasting, Financial Data, Corporate Finance, Time Series Analysis and Forecasting, Predictive Modeling, Forecasting, Advanced Analytics, Regression Analysis, R Programming, Risk Analysis, Statistical Methods, Probability & Statistics, Microsoft Excel
Beginner · Course · 1 - 4 Weeks