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: Bayesian Network, Bayesian Statistics, Network Model, Artificial Intelligence and Machine Learning (AI/ML), Decision Intelligence, Predictive Modeling, Markov Model, Statistical Modeling, Statistical Inference, Graph Theory, Sampling (Statistics), Algorithms
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Copywriting, Social Media Marketing, Content Marketing, Content Optimization, Writing and Editing, Selling Techniques, Driving engagement, Branding, Email Marketing, Marketing, Advertising Campaigns, Search Engine Optimization
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Software Design Documents, Data Flow Diagrams (DFDs), User Requirements Documents, Functional Requirement, Software Documentation, Diagram Design, Unified Modeling Language, Functional Specification, Requirements Analysis, System Requirements, Technical Documentation, Data Modeling, Systems Analysis, Security Requirements Analysis, Process Modeling, Computational Logic
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Process Capability, Statistical Process Controls, R (Software), Statistical Analysis, Statistical Software, Data Analysis Software, R Programming, Quality Control, Probability & Statistics, Quality Improvement, Statistical Methods, Plot (Graphics), Process Analysis, Data Transformation, Statistical Hypothesis Testing, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authorization (Computing), Cyber Risk, Authentications, Continuous Monitoring, Threat Management, Security Controls, Application Security, Secure Coding, System Monitoring, Cryptographic Protocols, Cryptography, Event Monitoring, Data Security, Identity and Access Management, Role-Based Access Control (RBAC), Hardening
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS SageMaker, Amazon Web Services, Model Deployment, Image Analysis, Applied Machine Learning, Model Training, Machine Learning Algorithms, Data Preprocessing, Computer Vision, Deep Learning, Machine Learning
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Consultative Selling, Selling Techniques, Account Strategy, Consultative Approaches, Account Management, Solution Selling, Sales, Specialized Sales, Sales Strategy, Negotiation, Contract Negotiation, Enterprise Sales, B2B Sales, Sales Management, Price Negotiation, Sales Pipelines, Business Ethics, AI Personalization, Value Propositions, Stakeholder Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Social Media, Social Media Content, Social Media Campaigns, Content Creation, Animations, Social Media Marketing, Visual Storytelling, Social Media Strategy, Campaign Planning, Driving engagement, Graphic and Visual Design, Instagram, Cross-Channel Marketing, Content Optimization, Branding, Brand Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, TikTok, Debugging, Keyword Research, Podcasting, Video Production, Vibe coding, Prototyping, Social Media Content, Social Media Management, Shared Media, Social Media Marketing, Search Engine Optimization, Copywriting, Mobile Development, Paid media, Business Planning, Mobile Development Tools, Earned Media, Other Mobile Programming Languages
Beginner · Specialization · 3 - 6 Months

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), JSON, HTML and CSS, Web Content Accessibility Guidelines, Javascript, Application Programming Interface (API), Web Design, Semantic Web, Usability, Web Applications, Web Development, Test Tools, Web Content, Front-End Web Development, Data Structures, Application Frameworks, Network Protocols, Data Ethics, Animations
Build toward a degree
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Modeling, R Programming, Statistical Analysis, Data Analysis, R (Software), Data Ethics, Advanced Analytics, Statistical Methods, Data Modeling, Regression Analysis, Predictive Modeling, Mathematical Modeling, Machine Learning, Logistic Regression, Probability & Statistics, Statistical Inference, Model Evaluation, Probability Distribution, Linear Algebra, Calculus
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Django (Web Framework), GitHub, Version Control, Git (Version Control System), User Interface and User Experience (UI/UX) Design, User Experience Design, Secure Coding, User Interface (UI), Web Development, Application Security, Application Frameworks, Development Environment, Authentications, Usability, Web Applications, Integrated Development Environments, User Accounts, Authorization (Computing)
Intermediate · Guided Project · Less Than 2 Hours