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    • Theoretical Computer Science

    Theoretical Computer Science Courses Online

    Study theoretical computer science for foundational knowledge. Learn about algorithms, complexity theory, and computational models.

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    Explore the Theoretical Computer Science Course Catalog

    • Status: Preview
      Preview
      P

      Pohang University of Science and Technology(POSTECH)

      Blockchain Theory and Applications I

      Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Encryption, Data Structures, Virtualization and Virtual Machines, Network Protocols, Distributed Computing, Algorithms

      Intermediate · Course · 1 - 3 Months

    • Status: Free Trial
      Free Trial
      U

      University of Colorado Boulder

      Computing, Ethics, and Society Foundations

      Skills you'll gain: Data Ethics, Computer Security Awareness Training, Ethical Standards And Conduct, Cybersecurity, Information Technology, Responsible AI, Information Privacy, Media and Communications, Personally Identifiable Information, Artificial Intelligence, Law, Regulation, and Compliance, Data Collection

      Build toward a degree

      4.9
      Rating, 4.9 out of 5 stars
      ·
      10 reviews

      Beginner · Course · 1 - 4 Weeks

    • Status: Preview
      Preview
      T

      The Chinese University of Hong Kong

      Information Theory

      Skills you'll gain: Communication Systems, Digital Communications, Theoretical Computer Science, Telecommunications, Informatics, Probability, Probability Distribution, Algorithms, General Mathematics

      4.7
      Rating, 4.7 out of 5 stars
      ·
      164 reviews

      Mixed · Course · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      U

      University of California San Diego

      Computational Thinking for K-12 Educators: Sequences and Loops

      Skills you'll gain: Computational Thinking, Education Software and Technology, Programming Principles, Debugging, Computer Programming, Algorithms, Development Environment, Computer Science, Brainstorming

      4.8
      Rating, 4.8 out of 5 stars
      ·
      25 reviews

      Beginner · Course · 1 - 3 Months

    • Status: Preview
      Preview
      P

      Pohang University of Science and Technology(POSTECH)

      Blockchain Theory and Applications Ⅱ

      Skills you'll gain: Blockchain, Application Development, Cloud Applications, Payment Systems, Cryptography, Investments, FinTech, Digital Assets, Open Source Technology, Distributed Computing, Microservices, E-Commerce, Transaction Processing, Interoperability, Algorithms, Scalability, Governance

      Intermediate · Course · 1 - 3 Months

    • Status: Free Trial
      Free Trial
      U

      University of Colorado System

      Mathematical Foundations for Cryptography

      Skills you'll gain: Cryptography, Arithmetic, Algorithms, Applied Mathematics, Probability, Computer Science

      4.6
      Rating, 4.6 out of 5 stars
      ·
      331 reviews

      Beginner · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      R

      Rice University

      Algorithmic Thinking (Part 1)

      Skills you'll gain: Graph Theory, Algorithms, Computational Thinking, Data Analysis, Data Structures, Theoretical Computer Science, Network Analysis, Analysis, Programming Principles, Python Programming, Computer Programming

      4.6
      Rating, 4.6 out of 5 stars
      ·
      383 reviews

      Intermediate · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      U

      University of Colorado System

      Cryptography and Information Theory

      Skills you'll gain: Cryptography, Encryption, Cybersecurity, Computer Security, Theoretical Computer Science, Information Architecture

      4.5
      Rating, 4.5 out of 5 stars
      ·
      529 reviews

      Intermediate · Course · 1 - 4 Weeks

    • Status: Preview
      Preview
      É

      École Polytechnique Fédérale de Lausanne

      Parallel programming (Scala 2 version)

      Skills you'll gain: Scala Programming, Data Structures, Distributed Computing, Algorithms, Performance Tuning, Functional Design, Performance Testing, Computer Programming

      Intermediate · Course · 1 - 4 Weeks

    • Status: Preview
      Preview
      N

      Northeastern University

      Data Structures & Algos: Software Development Skills

      Skills you'll gain: Algorithms, Theoretical Computer Science, Data Structures, Computational Thinking, Analysis, Computer Science, Software Development, Scalability

      Mixed · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      U

      University of Colorado System

      Abstraction, Problem Decomposition, and Functions

      Skills you'll gain: Computational Thinking, C (Programming Language), Data Structures, Programming Principles, Computer Programming, Data Store, Problem Management, Program Development, Debugging

      4.6
      Rating, 4.6 out of 5 stars
      ·
      37 reviews

      Beginner · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      U

      University of Illinois Urbana-Champaign

      Cloud Computing Concepts, Part 1

      Skills you'll gain: Distributed Computing, NoSQL, Apache Cassandra, Cloud Computing, Systems Design, Data Storage Technologies, Apache Hadoop, Database Theory, Algorithms, Theoretical Computer Science, Scalability, C++ (Programming Language), Network Protocols

      4.3
      Rating, 4.3 out of 5 stars
      ·
      1.1K reviews

      Beginner · Course · 1 - 3 Months

    1…789…815

    In summary, here are 10 of our most popular theoretical computer science courses

    • Blockchain Theory and Applications I: Pohang University of Science and Technology(POSTECH)
    • Computing, Ethics, and Society Foundations: University of Colorado Boulder
    • Information Theory: The Chinese University of Hong Kong
    • Computational Thinking for K-12 Educators: Sequences and Loops: University of California San Diego
    • Blockchain Theory and Applications Ⅱ: Pohang University of Science and Technology(POSTECH)
    • Mathematical Foundations for Cryptography: University of Colorado System
    • Algorithmic Thinking (Part 1): Rice University
    • Cryptography and Information Theory: University of Colorado System
    • Parallel programming (Scala 2 version): École Polytechnique Fédérale de Lausanne
    • Data Structures & Algos: Software Development Skills: Northeastern University

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