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: Prompt Engineering, Large Language Modeling, Natural Language Processing, LLM Application, Multimodal Prompts, Recurrent Neural Networks (RNNs), Text Mining, Embeddings, Generative AI, Deep Learning, Fine-tuning, Generative Model Architectures, Artificial Neural Networks, Machine Learning, Data Ethics
Intermediate · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Sustainable Development, Sustainable Business, Corporate Sustainability, Sustainable Systems, Social Impact, Business Transformation, Environmental Issue, Systems Thinking, Economic Development, Strategic Partnership, Entrepreneurship, Innovation, Collaboration, Climate Change Mitigation, Economics, Policy, and Social Studies, Complex Problem Solving
★ 4.8 (1.6K) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Customer Retention, HubSpot CRM, Brand Awareness, Surveys, Survey Creation, Marketing Analytics, Google Analytics, Customer Analysis, Customer Service, Customer Relationship Management (CRM) Software, Customer Insights, Brand Loyalty, Customer Relationship Management, Customer Data Management, A/B Testing, AI Product Strategy, Target Audience, Data Analysis, Digital Marketing, Performance Measurement
★ 4.5 (129) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Technical Documentation, Document Management, Taking Meeting Minutes, Content Management, Project Documentation, Document Control, Knowledge Transfer, Technical Writing, Content Management Systems, Content Development and Management, Information Architecture, Content Strategy, Collaborative Software, Content Creation, Usability, Scalability
Intermediate · Course · 3 - 6 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Systems, Payroll Processing, Payroll Administration, Payroll Reporting, Payroll Tax, Data Entry, Workforce Management, Benefits Administration, Compensation Management, Personally Identifiable Information, Employee Onboarding, Reconciliation, Auditing, Accruals, Tax Compliance, Data Security
★ 4.7 (118) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Shiny (R Package), Ggplot2, Tidyverse (R Package), Data Visualization, Spatial Data Analysis, Statistical Visualization, Dashboard Creation, Scatter Plots, Plot (Graphics), Dashboard, R (Software), Data Import/Export, Interactive Data Visualization, R Programming, Data Visualization Software, Spatial Analysis, Geospatial Information and Technology, Data Science, Data Analysis
★ 4.8 (452) · Beginner · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Digital Marketing, Target Audience, Data-Driven Marketing, Search Engine Optimization, Social Media Content, Email Marketing, Marketing Strategy and Techniques, Marketing Strategies, Social Media Strategy, Digital Brand Strategy, Social Media Marketing, Marketing Analytics, Customer Engagement, Marketing, Digital Marketing Tools, Web Analytics and SEO, Business Marketing, Web Analytics, Business Development, Business
Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Statement Analysis, Financial Statements, Tax Planning, Financial Analysis, Tax, Income Tax, Budgeting, Portfolio Management, Insurance, Real Estate, General Finance, Financial Planning, Finance, Wealth Management, Property and Real Estate, Financial Management, Balance Sheet, Risk Management, Investments, Investment Management
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Storytelling, Power BI, Data Presentation, Dashboard, Dashboard Creation, Data Visualization Software, Data Visualization, Interactive Data Visualization, Data Analysis, Creative Design, Data Mapping, Data Security, Geospatial Mapping, Design Elements And Principles
★ 4.4 (369) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, OSI Models, Network Model, TCP/IP, Networking Hardware, Local Area Networks, Network Protocols, Network Planning And Design, General Networking, Network Architecture, Network Infrastructure, Hardware Troubleshooting, Network Switches, Test Equipment, Test Tools
★ 4.8 (46) · Beginner · Course · 1 - 3 Months

Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Apache Airflow, Docker (Software), Git (Version Control System), SQL, Data Pipelines, Containerization, CI/CD, Debugging, Ansible, Database Management, Continuous Deployment, Performance Tuning, Infrastructure as Code (IaC), Continuous Integration, Workflow Management, DevOps, Automation, Configuration Management, Root Cause Analysis, Python Programming
Intermediate · Specialization · 3 - 6 Months