Internet Security courses can help you learn about network security protocols, encryption techniques, and threat detection methods. You can build skills in risk assessment, incident response, and implementing security policies. Many courses introduce tools like firewalls, intrusion detection systems, and antivirus software, demonstrating how these tools are used to protect sensitive data and maintain system integrity.

Skills you'll gain: Responsive Web Design, Front-End Web Development, Git (Version Control System), Web Content Accessibility Guidelines, User Interface and User Experience (UI/UX) Design, HTML and CSS, Cascading Style Sheets (CSS), UI/UX Strategy, React.js, Code Review, Version Control, Usability, User Interface (UI), Usability Testing, User Interface (UI) Design, Software Technical Review, Web Applications, Hypertext Markup Language (HTML), Semantic Web, Javascript
Intermediate · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Data Store, Apache Airflow, Data Modeling, Data Pipelines, Data Storage, Data Storage Technologies, Data Architecture, Requirements Analysis, Data Processing, Data Warehousing, Query Languages, Data Preprocessing, Apache Hadoop, Requirements Elicitation, Vector Databases, Extract, Transform, Load, Data Lakes, Data Integration, Infrastructure as Code (IaC), Data Management
Intermediate · Professional Certificate · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data-Driven Marketing, Strategic Communication, Journey Mapping, Marketing Communications, Marketing Strategies, Digital Media Strategy, Marketing Analytics, Digital Marketing, Marketing Automation, Marketing Channel, Cross-Channel Marketing, AI Personalization, Data-Driven Decision-Making, Personalized Campaigns, MarTech, Integrated Marketing Communications, Communication Strategies, Consumer Behaviour, Data Ethics, Social Media
Build toward a degree
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Database Design, Relational Databases, SQL, Database Application, Data Integrity, Database Management, Database Theory, Database Systems, Stored Procedure, Data Store, Network Model, Database Architecture and Administration, Transaction Processing, Database Management Systems, Systems Development, Microsoft SQL Servers, Query Languages, Data Access, Data Modeling, Data Management
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Content Performance Analysis, Marketing Analytics, Web Analytics and SEO, Conversion Funnel Analysis, Campaign Management, Marketing Effectiveness, Performance marketing, Digital Marketing, Marketing Automation, Data-Driven Marketing, Search Engine Optimization, Digital Analysis, Search Engine Marketing, Marketing Budgets, Performance Analysis, Cross-Channel Marketing, Digital Advertising, Customer Relationship Management (CRM) Software, Keyword Research, Media Planning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Bash (Scripting Language), Network Monitoring, Cyber Security Assessment, System Configuration, Digital Forensics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Requirements Elicitation, Business Analysis, Process Analysis, Requirements Analysis, Business Systems Analysis, Systems Analysis, Professional Development, Analysis, Operational Analysis, Requirements Management, Business Analysis Tools, Business Requirements, Stakeholder Engagement, Business Analytics, Business Workflow Analysis, People Development, Consulting, Project Management Institute (PMI) Methodology, Business Communication, Creative Thinking
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Data-Driven Marketing, Customer Retention, Email Automation, Marketing Automation, HubSpot CRM, Marketing Strategies, Customer Analysis, Marketing Analytics, Customer Relationship Management (CRM) Software, Target Audience, Email Marketing, Data-Driven Decision-Making, Brand Loyalty, Customer Insights, B2B Sales, Marketing Effectiveness, Data Cleansing, Lead Generation, Growth Strategies, E-Commerce
Intermediate · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Agentic Workflows, AI Workflows, AI Orchestration, Amazon Web Services, Generative AI Agents, Amazon CloudWatch, AI Security, Agentic systems, DevOps, Model Deployment, Devops Tools, Artificial Intelligence, Prompt Engineering, Prompt Patterns, Incident Response
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), MLOps (Machine Learning Operations), Artificial Intelligence, Cloud Management, Generative AI, AI Orchestration, Cloud Deployment, Infrastructure Architecture, Cloud Infrastructure, Cloud Computing, AI Workflows, Devops Tools, Data Infrastructure, AI literacy, Deep Learning, Information Technology Operations, Machine Learning, Network Infrastructure, Data Centers
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Blockchain, Digital Assets, FinTech, Financial Systems, Financial Inclusion, Financial Market, Financial Regulations, Capital Markets, Financial Regulation, Payment Systems, Financial Services, Cryptographic Protocols, Asset Management, Market Liquidity, Law, Regulation, and Compliance, Cryptography, Regulatory Requirements, Payment Processing
Mixed · Course · 1 - 3 Months

Skills you'll gain: Infrastructure Architecture, Metadata Management
Intermediate · Course · 1 - 3 Months