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.

John Wiley & Sons
Skills you'll gain: Statistics, Probability & Statistics, Data Analysis, Data Collection, Unsupervised Learning, Text Mining, Business Analytics, Statistical Inference, Probability, Exploratory Data Analysis, Predictive Modeling, Data-Driven Decision-Making, Data Science, Predictive Analytics, Deep Learning, Machine Learning, Machine Learning Methods, Data Visualization, Business Communication, Communication
Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Operations Research, Network Model, Excel Macros, Strategic Decision-Making, Microsoft Excel, Process Optimization, Transportation, Supply Chain, and Logistics, Transportation Operations, Operational Analysis, Business Modeling, Business Analytics, Financial Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Systems Administration, Virtual Machines, Scalability
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Time Series Analysis and Forecasting, Trend Analysis, Data Visualization, Customer Demand Planning, Regression Analysis, Matplotlib, Forecasting, Predictive Modeling, Correlation Analysis, Supply Chain Management, Data Analysis, Pandas (Python Package), Statistical Modeling, Machine Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: CI/CD, Cascading Style Sheets (CSS), GitHub, C# (Programming Language), HTML and CSS, Azure DevOps, Load Balancing, Continuous Integration, Git (Version Control System), Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Full-Stack Web Development, Web Development, SQL, Microsoft Copilot, .NET Framework, Graph Theory
Beginner · Professional Certificate · 3 - 6 Months

University of California, Davis
Skills you'll gain: Content Marketing, Content Performance Analysis, Marketing Strategy and Techniques, Key Performance Indicators (KPIs), Search Engine Optimization, Strategic Marketing, Content Creation, Marketing Channel, Customer Insights, Writing, Marketing Analytics, Web Analytics and SEO, Social Media Campaigns, Scalability, Customer Engagement, Email Marketing, Brand Management, Marketing, Advertising Campaigns, Content Management
Intermediate · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Market Liquidity, Payment Systems, Blockchain, Financial Analysis, Risk Management, Digital Assets, FinTech, Financial Regulation, Financial Trading, International Finance
Mixed · Course · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Text Mining, Portfolio Risk, Asset Management, Network Analysis, Data Visualization Software, Investments, Machine Learning Methods, Return On Investment, Unstructured Data, Predictive Modeling, Web Scraping, Machine Learning, Social Network Analysis, Financial Statements, Applied Machine Learning, Financial Market, Financial Modeling, Risk Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Database Management, Cloud Applications, Virtual Networking
Beginner · Course · 3 - 6 Months

Skills you'll gain: WordPress, Cloud Hosting, Frontend Performance, Performance Tuning, Amazon Web Services, Content Management Systems, Cloud Deployment, Remote Access Systems, Web Servers, Servers, Database Management, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Redis, NoSQL, Real Time Data, Data Structures, Event-Driven Programming, Scalability, Big Data, Query Languages, Data Modeling
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Systems Development, Systems Development Life Cycle, Agile Methodology, Productivity Software, digital literacy, Network Security, Computer Hardware, Computer Systems, Data Security, Risk Management, System Design and Implementation, TCP/IP, Information Technology, Software Development Methodologies, Data Ethics, Cybersecurity, General Networking, Productivity, Safety and Security, Process Design
Beginner · Specialization · 1 - 3 Months