Theoretical computer science courses can help you learn algorithms, computational complexity, automata theory, and formal languages. You can build skills in problem-solving, mathematical reasoning, and algorithm analysis, that support tackling complex computational tasks. Many courses introduce tools like Python for algorithm implementation, LaTeX for typesetting mathematical documents, and software for simulating automata, allowing you to apply these concepts in practical scenarios.

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Network Security, Firewall, Cyber Attacks, Data Security, Data Encryption Standard, Penetration Testing, Encryption, Information Assurance, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Application Security, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques, Software Design Patterns
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Digital Communications, OSI Models, Network Protocols, TCP/IP, Network Routing, Network Architecture, Network Planning And Design, Computer Networking, System Programming, Data Integrity
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Systems Architecture, Verification And Validation, Systems Design, Software Architecture, Systems Analysis, Theoretical Computer Science, Communication Systems, Model Evaluation, Computer Programming Tools, Algorithms
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Computational Thinking, Data Structures, Design Strategies, Computer Science, Program Development, Mathematical Theory & Analysis, Advanced Mathematics, Python Programming, Analysis
Build toward a degree
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Problem Solving, Computational Thinking, Computer Vision, Game Theory, Image Analysis, Probability, Artificial Neural Networks, Mathematical Modeling, Behavioral Economics, Convolutional Neural Networks, Algorithms, Human Development, Analytical Skills, Artificial Intelligence and Machine Learning (AI/ML), Computer Graphics, Artificial Intelligence, Psychology, Human Learning, Deep Learning, Theoretical Computer Science
Beginner · Specialization · 3 - 6 Months
University of London
Skills you'll gain: Computer Science, Computer Systems, Web Applications, Computer Literacy, Network Security, Computer Networking, Computational Thinking, Theoretical Computer Science, Cybersecurity, Problem Management, Software Architecture, Databases
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Programming Principles, Software Development, Algorithms, C (Programming Language), Computer Programming, Problem Solving
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, AI Security, Exploit development, Network Security, Cyber Security Assessment, Exploitation techniques, Open Web Application Security Project (OWASP), Application Security, Computer Security, Unix, Cybersecurity, Artificial Intelligence and Machine Learning (AI/ML), Cryptographic Protocols, Network Protocols, Cryptography, Security Awareness, Generative AI Agents, Web Applications, Server Side, Machine Learning Algorithms
Intermediate · Specialization · 3 - 6 Months

Princeton University
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Operations Research, Computational Thinking, Computer Programming, Network Routing, Java Programming, Linear Algebra
Intermediate · Course · 3 - 6 Months

University of California San Diego
Skills you'll gain: Graph Theory, Combinatorics, Network Analysis, Applied Mathematics, Data Structures, Algorithms, Network Routing, Network Model, Theoretical Computer Science, Program Development
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Computational Thinking, Programming Principles, Problem Solving, Computer Science, Disaster Recovery, Algorithms, Computer Programming, Public Health
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Unified Modeling Language, Object Oriented Programming (OOP), Test Driven Development (TDD), JUnit, Java, Unit Testing, Software Testing, Software Engineering, Development Testing, Java Programming, Test Case, Program Development, Software Design, Systems Analysis, Integration Testing, Conceptual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months