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: Email Marketing, Paid media, Target Audience, Data Storytelling, Social Media Marketing, Social Media Strategy, Content Creation, Search Engine Optimization, Marketing Budgets, Order Fulfillment, Media Planning, Search Engine Marketing, Google Ads, Social Media Management, Customer Retention, Customer Relationship Management, E-Commerce, Performance marketing, Email Automation, Marketing
Beginner · Professional Certificate · 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: Fraud detection, Anomaly Detection, R Programming, Credit Risk, Applied Machine Learning, Analytical Skills, Machine Learning Methods, Threat Detection, Unsupervised Learning, Risk Analysis, Advanced Analytics, Analytics, Predictive Analytics, Data-Driven Decision-Making, Supervised Learning, Big Data
Beginner · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Reinforcement Learning, Machine Learning, Sampling (Statistics), Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Artificial Intelligence, Deep Learning, Simulations, Feature Engineering, Markov Model, Supervised Learning, Algorithms, Model Evaluation, Artificial Neural Networks, Performance Testing, Performance Tuning, Pseudocode, Linear Algebra, Probability Distribution
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Selenium (Software), Scalability, Software Testing, Web Applications, Maintainability, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Model Context Protocol, AI Workflows, Generative AI Agents, AI Orchestration, Agentic systems, LLM Application, Tool Calling, Prompt Patterns, AI Enablement, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Prompt Engineering Tools, TypeScript, Prompt Engineering, AI Personalization, ChatGPT, Artificial Intelligence, Multimodal Prompts, Anthropic Claude, AI Product Strategy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Tableau Software, Dashboard, Data Storytelling, Data Analysis, Data Visualization Software, Trend Analysis, Data Cleansing, Data Preprocessing, R (Software), R Programming, Time Series Analysis and Forecasting, Spatial Analysis, Forecasting, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Terraform, Load Balancing, Infrastructure as Code (IaC), Cloud Computing, Managed Services, Solution Architecture, Virtual Machines, Network Infrastructure, Virtual Private Networks (VPN), Scalability
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Growth Strategies, Competitive Analysis, Data-Driven Decision-Making, Culture Transformation, Business Leadership, Employee Engagement, Scalability, Business Strategy, Strategic Leadership, Cross-Functional Collaboration, Entrepreneurship, Organizational Leadership, Organizational Strategy, Market Dynamics, Leadership, Team Management, Growth Mindedness, Business Management, Business Administration, Entrepreneurial Finance
Beginner · Course · 3 - 6 Months

Skills you'll gain: Shiny (R Package), Cloud Deployment, Interactive Data Visualization, Application Deployment, Performance Tuning, Data Visualization Software, Web Applications, Application Development, R Programming, Dashboard, Exploratory Data Analysis, User Interface (UI), User Interface (UI) Design, Data Import/Export
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Account Management, Consultative Selling, Selling Techniques, Business Risk Management, Upselling, Business Metrics, Business Communication, Sales Pipelines, Overcoming Objections, Sales Process, Solution Selling, Business Transformation, Customer Engagement, Strategic Thinking, Stakeholder Engagement, Innovation, Strategic Communication, Stakeholder Analysis, Value Propositions, Business Analytics
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Infrastructure Architecture, Google Cloud Platform, Cloud Computing Architecture, Virtual Networking, Cloud Computing, Virtual Machines, Virtual Private Networks (VPN), Network Administration, General Networking, Firewall, Command-Line Interface
Intermediate · Course · 1 - 3 Months