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.

Coursera
Skills you'll gain: Social Media Content, Copywriting, Social Media Campaigns, Social Media Strategy, Social Media, Social Media Marketing, Paid media, Content Strategy, Brand Strategy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), Application Development, Application Deployment, User Interface (UI) Design, Application Design, Development Environment, Software Development Life Cycle, Test Tools, Application Performance Management, Debugging, Application Security, Event-Driven Programming, Web Services, Extensible Markup Language (XML)
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Market Opportunities, AI Enablement, AI Product Strategy, Responsible AI, Artificial Intelligence, Data Ethics, Applied Machine Learning, Artificial Neural Networks, Data Science, Deep Learning, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Role-Based Access Control (RBAC), Infrastructure Architecture, Configuration Management, Distributed Computing, Security Information and Event Management (SIEM), System Configuration, System Monitoring, Data Management, Data Pipelines, Performance Tuning, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Redis, Data Persistence, NoSQL, Data Store, Operational Databases, Performance Tuning, Transaction Processing, Key Management, Server Administration, Data Structures, Data Storage, Real Time Data, Data Management, Event-Driven Programming, Scalability, Data Manipulation, Big Data, Query Languages, Data Modeling, Scripting
Beginner · Specialization · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Blockchain, FinTech, Wealth Management, Market Liquidity, Data Security, Payment Systems, Risk Management Framework, Digital Assets, Marketing Strategies, Lending and Underwriting, Cryptography, Security Testing, Financial Analysis, Investments, Key Management, Risk Management, Portfolio Management, Finance, Return On Investment, Entrepreneurial Finance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Paid media, Content Performance Analysis, Cross-Channel Marketing, Campaign Management, Marketing Strategies, Business Marketing, Marketing Automation, Social Media Campaigns, Search Engine Optimization, Email Marketing, Social Media Marketing, Project Management, Content Marketing, Business Communication, Social Media Strategy, Analytics, Business Strategy, Professional Development, Data Analysis, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Network Troubleshooting, Cloud Engineering, Cloud Services, Problem Management, Cloud Infrastructure, Cloud Management, Incident Response
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Flutter (Software), Mobile Development, Application Development, Data Validation, User Interface (UI) Design, User Interface (UI), Application Design, Cross Platform Development, Interactive Design, Human Computer Interaction, Interaction Design, User Flows, Scalability, Usability, Verification And Validation, Maintainability, Image Quality
Beginner · Specialization · 1 - 3 Months

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

Skills you'll gain: Data Manipulation, Statistical Analysis, R (Software), Ggplot2, R Programming, Data Visualization Software, Data Science, Data Preprocessing, Probability & Statistics, Data Analysis, Statistics, Statistical Modeling, Regression Analysis, Data-Driven Decision-Making, Machine Learning, Descriptive Statistics, Probability Distribution, Time Series Analysis and Forecasting
Beginner · Course · 1 - 3 Months

Skills you'll gain: WordPress, Virtual Networking, Data Persistence
Beginner · Course · 1 - 4 Weeks