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.

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Public Key Cryptography Standards (PKCS), Brute-force attacks, Key Management, Advanced Encryption Standard (AES), Encryption, Data Integrity, Information Systems Security, Cybersecurity, Authentications, Information Assurance, Data Security, Theoretical Computer Science, Computational Logic, Algorithms
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Electrical Safety, Electrical Systems, High Voltage, Electronic Components, Safety Standards, Control Systems, Basic Electrical Systems, Thermal Management, Failure Analysis, Energy and Utilities, Electrical Engineering, Manufacturing Processes, Materials science, Chemical Engineering, Chemistry, Requirements Analysis
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Salesforce, Sales Enablement, Sales Pipelines, Data Management, Sales Development, Stakeholder Engagement, Customer Relationship Management (CRM) Software, Marketing Automation, Customer Relationship Management, Data Security, Security Management, Customer Engagement, User Accounts, Customer Success Management, Marketing Management, Cloud-Based Integration, Customer Communications Management, Account Management, Automation, Business Reporting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Apache Kafka, Apache Airflow, Extract, Transform, Load, Data Processing, Data Warehousing, Data Integration, Data Migration, Data Quality, Data Storage Technologies, Web Scraping, Data Transformation, Real Time Data, Data Mart, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blogs, Content Management Systems, Search Engine Optimization, Web Analytics and SEO, Keyword Research, Web Content
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Cloud Security, Data Management, Cloud Computing Architecture, Records Management, Security Management, Cloud Computing, Cyber Security Policies, Microsoft Azure, Threat Management, Disaster Recovery, Data Governance, Security Controls, Information Privacy, General Data Protection Regulation (GDPR), Identity and Access Management
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Elicitation, Software Design Documents, Requirements Analysis, Security Requirements Analysis, Mockups, Interviewing Skills, User Requirements Documents, Data Flow Diagrams (DFDs), Storyboarding, Requirements Management, Functional Requirement, Goal Setting, Software Development Methodologies, Software Documentation, Diagram Design, Agile Methodology, Business Requirements, Unified Modeling Language, Risk Management Framework, System Requirements
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Customer experience strategy (CX), Strategic Communication, Marketing Communications, Marketing Strategies, Digital Media Strategy, Marketing Analytics, Digital Marketing, Marketing Automation, Marketing Channel, Data-Driven Decision-Making, Integrated Marketing Communications, Personalized Service, Consumer Behaviour, Data Ethics, Social Media, Emerging Technologies, Target Audience, Artificial Intelligence, Augmented Reality
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, Claude Code, Vibe coding, Microsoft Copilot, AI Workflows, Anthropic Claude, Web Applications, Tool Calling, GitHub, Context Management, Web Development, Real Time Data, Debugging, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Servers, Prompt Engineering, Application Development, Generative AI, Software Engineering
Beginner · Specialization · 3 - 6 Months
Google Cloud
Skills you'll gain: Data Governance, Data Loss Prevention, Gmail, Google Workspace, Information Management, Data Management, Data Security, Document Management, Records Management, Data Storage, Data Access, Data Import/Export, Email Security, System Configuration
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Cash Flows, Financial Statements, Financial Accounting, Depreciation, Fixed Asset, Equities, Financial Analysis, Financial Reporting, Balance Sheet, Accrual Accounting, Market Liquidity, Loans
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Data Structures, Java Programming, Java, Object Oriented Design, Software Design, Algorithms, Theoretical Computer Science, Maintainability, Object Oriented Programming (OOP), Network Routing, Computational Thinking, Application Development
Intermediate · Course · 1 - 3 Months