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: Google Analytics, Marketing Analytics, Data-Driven Marketing, Web Analytics, Marketing Effectiveness, Campaign Management, Marketing Strategies, Analytics, Target Audience, Trend Analysis, Strategic Marketing, Digital Marketing, Performance Reporting, Performance Analysis, Business Reporting, Time Series Analysis and Forecasting
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Pipelines, B2B Sales, Prospecting and Qualification, Consultative Selling, Selling Techniques, Sales Development, Sales Process, Consultative Approaches, Persuasive Communication, Sales Presentation, Communication, Stakeholder Engagement, Value Propositions, Performance Metric, Upselling, Technical Sales, Sales, Sales Presentations, Negotiation, Analytics
Beginner · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: R Programming, R (Software), Statistical Analysis, Statistical Methods, Statistical Modeling, Statistical Inference, Data Analysis, Quantitative Research, Correlation Analysis, Regression Analysis, Logistic Regression, Research Design, Probability
★ 4.7 (579) · Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Computer Vision, Tensorflow, Image Analysis, Transfer Learning, Convolutional Neural Networks, Fine-tuning, Applied Machine Learning, Model Training, Deep Learning, Model Optimization, Classification Algorithms, Model Evaluation, Visualization (Computer Graphics)
★ 4.7 (534) · Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Unsupervised Learning, Bayesian Statistics, Applied Machine Learning, Data Mining, Statistical Machine Learning, Statistical Inference, Text Mining, Machine Learning Methods, Statistical Modeling, Machine Learning Algorithms, Unstructured Data, Machine Learning, Sampling (Statistics), Scalability, Distributed Computing, Probability Distribution, Algorithms
★ 4.7 (2.4K) · Mixed · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Robotics, Network Routing, Graph Theory, Algorithms, Artificial Intelligence, Simulations, Predictive Modeling, Scenario Testing
★ 4.8 (487) · Advanced · Course · 1 - 3 Months

Infosec
Skills you'll gain: Digital Forensics, grep, Network Protocols, General Networking, Record Keeping, Data Storage, Data Integrity, File Management, Ethical Standards And Conduct, Encryption, Data Validation, Technical Documentation
★ 4.7 (272) · Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, IT Security Architecture, Cloud Computing Architecture, Software Architecture, AWS Identity and Access Management (IAM), Solution Architecture, AWS CloudFormation, Amazon Elastic Compute Cloud, Cloud Deployment, Amazon S3, Cloud Security, Enterprise Architecture, Network Planning And Design, Infrastructure Architecture, Cloud Solutions, Serverless Computing, Amazon DynamoDB, Network Architecture, Scalability, Cloud Storage
★ 4.7 (264) · Intermediate · Course · 1 - 3 Months

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

LearnQuest
Skills you'll gain: Data Ethics, Responsible AI, No-Code Development, AI Integrations, AI Enablement, Regulatory Requirements, Compliance Management, Regulatory Compliance, Business Transformation, Business Process Automation, Business Process, Data Management, Risk Mitigation, Risk Analysis, Return On Investment, Digital Transformation, Business Leadership, Change Management, Data-Driven Decision-Making, Predictive Analytics
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Model Training, Prompt Engineering, Hugging Face, Large Language Modeling, Token Optimization, Feature Engineering, Supervised Learning, Generative AI, Data Cleansing, Deep Learning, Applied Machine Learning, Data Processing, Natural Language Processing, Artificial Intelligence, Machine Learning, Data Quality, Python Programming
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Software Testing, Test Case, Eclipse (Software), Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Test Script Development, Java, Test Tools, Maintainability, Software Design
★ 3.8 (73) · Intermediate · Specialization · 1 - 3 Months