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: Linux, Package and Software Management, Linux Administration, Red Hat Enterprise Linux, Linux Commands, User Accounts, Operating System Administration, OS Process Management, Command-Line Interface, File Management, Unix Commands, Unix Shell, System Monitoring, Network Administration, General Networking, Firewall, Open Source Technology
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Prompt Engineering, Generative AI, Retrieval-Augmented Generation, Generative Model Architectures, ChatGPT, Generative Adversarial Networks (GANs), Responsible AI, Tool Calling, Context Management, Data Ethics, Large Language Modeling, Artificial Intelligence
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Pipelines, Overcoming Objections, Sales Management, Sales Process, Team Motivation, Performance Analysis, Team Performance Management, Sales Training, Sales, Dashboard, Business Ethics, Customer Relationship Management, Team Management, Business Technologies, Business Process Automation, Real Time Data, Cross-Channel Marketing, Forecasting, Compliance Management
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Big Data, Cybersecurity, Pedagogy, Student Engagement, Blockchain, Digital pedagogy, Algorithms, Data Security, Teaching, digital literacy, Cryptography, Technical Communication, Diversity Awareness, K-12 pedagogy, Information Privacy, Emerging Technologies, Computer Networking, Digital Transformation, Diversity Equity and Inclusion Initiatives, Computer Science
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Model Evaluation, Data Preprocessing, PyTorch (Machine Learning Library), Transfer Learning, Model Deployment, Performance Tuning, Deep Learning, Natural Language Processing, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Software Documentation, Generative AI, API Testing, Test Automation, Mockups, Software Development Tools, User Interface and User Experience (UI/UX) Design, Usability, Software Testing, AI Security, AI Workflows, Application Security, Maintainability, Prompt Engineering, Test Case, Software Architecture, Code Review, Secure Coding, Artificial Intelligence, Debugging
Beginner · Specialization · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Data Integrity, Encryption, FinTech, Network Security, Transaction Processing, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Energy and Utilities, Climate Change Mitigation, Electrical Power, Environmental Issue, Sustainable Design, Hydrology, Electric Power Systems, Time Series Analysis and Forecasting, Water Resource Management, Predictive Modeling, Environment, Estimation, Mathematical Modeling, Physical Science
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Digital Advertising, Email Marketing, Data Ethics, Generative AI, Marketing Automation, AI Personalization, Advertising Campaigns, Marketing, Marketing Strategies, Content Creation, Keyword Research, AI Enablement, Prompt Engineering, Search Engine Optimization, Social Media Marketing, Copywriting, E-Commerce
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Automation, Sustainable Development, Electric Power Systems, Policy Analysis, Socioeconomics, Economics, Policy, and Social Studies, Environmental Issue, Social Impact, Emerging Technologies, Transportation Operations, Health Equity, Sustainability Standards, Social Sciences, Climate Change Mitigation, Safety and Security, Artificial Intelligence, Infrastructure Architecture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Account Management, Account Strategy, Cross Selling, Upselling, Cross-Functional Collaboration, Virtual Teams, Sales Strategy, Business Relationship Management, Customer Relationship Management, Stakeholder Management, Market Intelligence, Relationship Building, Customer Analysis, Business Solutions, AI Personalization, Data-Driven Decision-Making, Negotiation
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Ethics, Responsible AI, AI Security, Machine Learning, Information Privacy, Personally Identifiable Information, Ethical Standards And Conduct, Artificial Intelligence, Data Security, Data Governance, Cybersecurity, Algorithms
Intermediate · Course · 1 - 4 Weeks