• For Individuals
  • For Businesses
  • For Universities
  • For Governments
Degrees
​
Log In
Join for Free
  • Browse
  • Cryptography

Cryptography Courses

Cryptography courses can help you learn encryption techniques, hashing algorithms, digital signatures, and secure communication protocols. You can build skills in threat modeling, cryptanalysis, and implementing security measures to protect sensitive data. Many courses introduce tools like OpenSSL, GnuPG, and various programming libraries that facilitate secure coding practices and help you apply cryptographic principles in real-world applications.


Popular Cryptography Courses and Certifications


  • Status: Free Trial
    Free Trial
    U

    University of Colorado System

    Cryptography and Information Theory

    Skills you'll gain: Cryptography, Brute-force attacks, Cryptographic Protocols, Encryption, Key Management, Cybersecurity, Computer Security, Information Assurance, Theoretical Computer Science, Threat Modeling, Communication Systems

    4.5
    Rating, 4.5 out of 5 stars
    ·
    550 reviews

    Intermediate · Course · 1 - 4 Weeks

  • Status: Free Trial
    Free Trial
    E

    EDUCBA

    Python Cryptography: Build & Explore Classical Ciphers

    Skills you'll gain: Cryptography, Encryption, Key Management, Python Programming, Scripting, User Interface (UI), UI Components, Application Development

    Mixed · Course · 1 - 4 Weeks

  • Status: Free Trial
    Free Trial
    U

    University of California San Diego

    Number Theory and Cryptography

    Skills you'll gain: Cryptographic Protocols, Cryptography, Key Management, Encryption, Cybersecurity, Arithmetic, Algorithms, Algebra, Python Programming

    4.5
    Rating, 4.5 out of 5 stars
    ·
    609 reviews

    Beginner · Course · 1 - 4 Weeks

  • Status: Free Trial
    Free Trial
    U

    University of Colorado System

    Symmetric Cryptography

    Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Key Management, Brute-force attacks, Algorithms

    4.5
    Rating, 4.5 out of 5 stars
    ·
    284 reviews

    Intermediate · Course · 1 - 3 Months

  • Status: Preview
    Preview
    U

    University of Leeds

    An Introduction to Cryptography

    Skills you'll gain: Cryptographic Protocols, Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Data Security

    4.4
    Rating, 4.4 out of 5 stars
    ·
    16 reviews

    Beginner · Course · 1 - 4 Weeks

  • Status: Free Trial
    Free Trial
    P

    Packt

    Certified Ethical Hacker (CEH) v.12

    Skills you'll gain: MITRE ATT&CK Framework, Vulnerability Assessments, Open Web Application Security Project (OWASP), Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Scanning, Vulnerability Management, Threat Modeling, Cybersecurity, Malware Protection, Mobile Security, Cyber Threat Intelligence, Penetration Testing, Exploitation techniques, Brute-force attacks, Network Security, Cryptography, Threat Management, Information Systems Security, Threat Detection, Cloud Security

    4.8
    Rating, 4.8 out of 5 stars
    ·
    31 reviews

    Beginner · Specialization · 3 - 6 Months

  • Status: Free Trial
    Free Trial
    U

    University of California, Davis

    Secure Coding Practices

    Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Security Strategy, Vulnerability Scanning, Vulnerability Assessments, Security Testing, Application Security, Software Design, C and C++, Linux Administration, System Design and Implementation, Java, Programming Principles, Cybersecurity

    4.5
    Rating, 4.5 out of 5 stars
    ·
    607 reviews

    Intermediate · Specialization · 3 - 6 Months

  • Status: Free Trial
    Free Trial
    G

    Google

    IT Security: Defense against the digital dark arts

    Skills you'll gain: IT Security Architecture, Information Systems Security, Network Security, Security Controls, Cybersecurity, Security Awareness, AI Security, Encryption, Cryptography, Security Strategy, Computer Security Awareness Training, Authorization (Computing), Threat Management, Firewall, Authentications, Identity and Access Management, Threat Detection, Hardening, Malware Protection, Cryptographic Protocols

    4.8
    Rating, 4.8 out of 5 stars
    ·
    26K reviews

    Beginner · Course · 1 - 3 Months

  • Status: Free Trial
    Free Trial
    E

    EDUCBA

    Python Cryptography: Analyze & Break Ciphers

    Skills you'll gain: Cryptography, Encryption, Brute-force attacks, Python Programming, Programming Principles, Computational Logic, Program Development, Algorithms, Code Reusability, File I/O, File Management

    Mixed · Course · 1 - 4 Weeks

  • Status: Free Trial
    Free Trial
    I

    IBM

    IT Fundamentals for Cybersecurity

    Skills you'll gain: Operating System Administration, IT Service Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Malware Protection, Networking Hardware, Service Management, Identity and Access Management, Linux, Linux Commands, Incident Response, Network Security, Cybersecurity, TCP/IP, Linux Administration, Network Protocols, Cloud Computing Architecture, Computer Security Incident Management, Cyber Attacks

    4.6
    Rating, 4.6 out of 5 stars
    ·
    22K reviews

    Beginner · Specialization · 3 - 6 Months

  • Status: Free
    Free
    P

    Princeton University

    Bitcoin and Cryptocurrency Technologies

    Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Payment Systems, FinTech, Public Key Cryptography Standards (PKCS), Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Data Storage, Process Analysis, Distributed Computing, Emerging Technologies, Scripting, Application Specific Integrated Circuits, Financial Policy, Financial Regulation

    4.6
    Rating, 4.6 out of 5 stars
    ·
    3.1K reviews

    Mixed · Course · 1 - 3 Months

  • Status: Free Trial
    Free Trial
    U

    University of Colorado System

    Classical Cryptosystems and Core Concepts

    Skills you'll gain: Cryptography, Cybersecurity, Encryption, Public Key Cryptography Standards (PKCS), Data Integrity

    4.5
    Rating, 4.5 out of 5 stars
    ·
    428 reviews

    Beginner · Course · 1 - 4 Weeks

1234…26

In summary, here are 10 of our most popular cryptography courses

  • Cryptography and Information Theory: University of Colorado System
  • Python Cryptography: Build & Explore Classical Ciphers: EDUCBA
  • Number Theory and Cryptography: University of California San Diego
  • Symmetric Cryptography: University of Colorado System
  • An Introduction to Cryptography: University of Leeds
  • Certified Ethical Hacker (CEH) v.12: Packt
  • Secure Coding Practices: University of California, Davis
  • IT Security: Defense against the digital dark arts : Google
  • Python Cryptography: Analyze & Break Ciphers: EDUCBA
  • IT Fundamentals for Cybersecurity: IBM

Skills you can learn in Computer Security And Networks

Cybersecurity (33)
Google (25)
Google Cloud Platform (17)
Internet (17)
Cryptography (16)
Network Security (16)
Linux (12)
Software Testing (12)
Information Security (10)
Application Programming Interfaces (8)
Kubernetes (8)
Web (8)

Other topics to explore

Arts and Humanities
338 courses
Business
1095 courses
Computer Science
668 courses
Data Science
425 courses
Information Technology
145 courses
Health
471 courses
Math and Logic
70 courses
Personal Development
137 courses
Physical Science and Engineering
413 courses
Social Sciences
401 courses
Language Learning
150 courses

Coursera Footer

Skills

  • Accounting
  • Artificial Intelligence (AI)
  • Cybersecurity
  • Data Analytics
  • Digital Marketing
  • Human Resources (HR)
  • Microsoft Excel
  • Project Management
  • Python
  • SQL

Professional Certificates

  • Google AI Certificate
  • Google Cybersecurity Certificate
  • Google Data Analytics Certificate
  • Google IT Support Certificate
  • Google Project Management Certificate
  • Google UX Design Certificate
  • IBM AI Engineering Certificate
  • IBM AI Product Manager Certificate
  • IBM Data Science Certificate
  • Intuit Academy Bookkeeping Certificate

Courses & Specializations

  • AI Essentials Specialization
  • AI For Business Specialization
  • AI For Everyone Course
  • AI in Healthcare Specialization
  • Deep Learning Specialization
  • Excel Skills for Business Specialization
  • Financial Markets Course
  • Machine Learning Specialization
  • Prompt Engineering for ChatGPT Course
  • Python for Everybody Specialization

Career Resources

  • Career Aptitude Test
  • CAPM Certification Requirements
  • CompTIA A+ Certification Requirements
  • CompTIA Security+ Certification Requirements
  • Essential IT Certifications
  • Free IT Certifications and Courses
  • High-Income Skills to Learn
  • How to Learn Artificial Intelligence
  • PMP Certification Requirements
  • Popular Cybersecurity Certifications

Coursera

  • About
  • What We Offer
  • Leadership
  • Careers
  • Catalog
  • Coursera Plus
  • Professional Certificates
  • MasterTrack® Certificates
  • Degrees
  • For Enterprise
  • For Government
  • For Campus
  • Become a Partner
  • Social Impact
  • Free Courses
  • Share your Coursera learning story

Community

  • Learners
  • Partners
  • Beta Testers
  • Blog
  • The Coursera Podcast
  • Tech Blog

More

  • Press
  • Investors
  • Terms
  • Privacy
  • Help
  • Accessibility
  • Contact
  • Articles
  • Directory
  • Affiliates
  • Modern Slavery Statement
  • Do Not Sell/Share
Learn Anywhere
Download on the App Store
Get it on Google Play
Logo of Certified B Corporation
© 2026 Coursera Inc. All rights reserved.
  • Coursera Facebook
  • Coursera Linkedin
  • Coursera Twitter
  • Coursera YouTube
  • Coursera Instagram
  • Coursera TikTok