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

Cryptography Courses Online

Study cryptography principles for securing digital information. Learn about encryption, decryption, and cryptographic protocols.

Skip to search results

Filter by

Subject
Required
 *

Language
Required
 *

The language used throughout the course, in both instruction and assessments.

Learning Product
Required
 *

Build job-relevant skills in under 2 hours with hands-on tutorials.
Learn from top instructors with graded assignments, videos, and discussion forums.
Learn a new tool or skill in an interactive, hands-on environment.
Get in-depth knowledge of a subject by completing a series of courses and projects.
Earn career credentials from industry leaders that demonstrate your expertise.
Earn your Bachelor’s or Master’s degree online for a fraction of the cost of in-person learning.

Level
Required
 *

Duration
Required
 *

Skills
Required
 *

Subtitles
Required
 *

Educator
Required
 *

Explore the Cryptography Course Catalog

  • Status: New
    New
    Status: Free Trial
    Free Trial
    I

    Infosec

    Certified Information Systems Security Professional (CISSP)

    Skills you'll gain: Identity and Access Management, IT Security Architecture, Security Testing, Single Sign-On (SSO), Data Security, Contingency Planning, User Provisioning, Cryptography, Network Security, Application Security, Information Systems Security, Cryptographic Protocols, Asset Protection, Cloud Security, Computer Security Incident Management, Digital Assets, Public Key Cryptography Standards (PKCS), Incident Response, Risk Management Framework, Risk Management

    4.6
    Rating, 4.6 out of 5 stars
    ·
    29 reviews

    Advanced · Specialization · 3 - 6 Months

  • Status: Free Trial
    Free Trial
    U

    University of Minnesota

    Cybersecurity in the Cloud

    Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authentications, Key Management, Data Security, Cloud Applications, Cloud Services, Application Security, Authorization (Computing), Cyber Risk, Secure Coding, Cloud Storage, Personally Identifiable Information, DevSecOps, General Data Protection Regulation (GDPR), Network Security, Information Privacy, Cloud Computing, Cybersecurity, Cryptography

    4.3
    Rating, 4.3 out of 5 stars
    ·
    164 reviews

    Beginner · Specialization · 3 - 6 Months

  • Status: Free Trial
    Free Trial
    N

    New York University

    Enterprise and Infrastructure Security

    Skills you'll gain: Infrastructure Security, Cyber Security Strategy, Mobile Security, Enterprise Security, Cyber Risk, Cyber Security Policies, Cybersecurity, Cloud Security, NIST 800-53, Hybrid Cloud Computing, Security Controls, Risk Management Framework, Blockchain, Internet Of Things, Cryptography, Data Integrity

    4.7
    Rating, 4.7 out of 5 stars
    ·
    662 reviews

    Intermediate · Course · 1 - 4 Weeks

  • Status: Preview
    Preview
    É

    École Polytechnique

    Quantum Optics 1 : Single Photons

    Skills you'll gain: Physics, Experimentation, Cryptography, Electrical Engineering, Mathematical Modeling, Laboratory Research, Applied Mathematics, Engineering, Scientific, and Technical Instruments, Emerging Technologies

    4.8
    Rating, 4.8 out of 5 stars
    ·
    334 reviews

    Mixed · Course · 1 - 3 Months

  • Status: Preview
    Preview
    T

    The University of Sydney

    Blockchain Scalability and its Foundations in Distributed Systems

    Skills you'll gain: Blockchain, Distributed Computing, Security Engineering, Network Security, Scalability, Cryptography, Data Integrity, Transaction Processing, Algorithms

    4.5
    Rating, 4.5 out of 5 stars
    ·
    119 reviews

    Beginner · Course · 1 - 3 Months

  • Status: Free Trial
    Free Trial
    U

    University of Cape Town

    Fintech Startups in Emerging Markets

    Skills you'll gain: Design Thinking, Entrepreneurship, Business Modeling, Blockchain, Solution Design, Cryptography, Financial Regulations, FinTech, Financial Regulation, Business Planning, Emerging Technologies, Financial Systems, Video Production, Business Strategies, Market Opportunities, Business Strategy, Ledgers (Accounting), Mobile Banking, Banking, Machine Learning

    4.7
    Rating, 4.7 out of 5 stars
    ·
    251 reviews

    Beginner · Specialization · 3 - 6 Months

  • Status: Free Trial
    Free Trial
    C

    Cisco Learning and Certifications

    Data Security

    Skills you'll gain: Key Management, Data Security, Cryptography, Encryption, Cybersecurity, Network Security, Security Information and Event Management (SIEM), Network Monitoring, Network Analysis, Intrusion Detection and Prevention, Event Monitoring, Continuous Monitoring, Threat Detection, Incident Response

    4.8
    Rating, 4.8 out of 5 stars
    ·
    60 reviews

    Mixed · Course · 1 - 4 Weeks

  • Status: Free Trial
    Free Trial
    U

    Universidad de los Andes

    Ciberseguridad

    Skills you'll gain: IT Security Architecture, Computer Security Incident Management, Network Security, Incident Response, Cryptography, Security Requirements Analysis, Penetration Testing, Information Systems Security, Cybersecurity, Threat Detection, Cloud Security, Vulnerability Assessments, Threat Modeling, IT Management, Encryption, Vulnerability Management, Exploitation techniques, Data Security, Security Management, Personally Identifiable Information

    4.7
    Rating, 4.7 out of 5 stars
    ·
    492 reviews

    Beginner · Specialization · 1 - 3 Months

  • Status: Free Trial
    Free Trial
    U

    University of Colorado System

    Software Design Threats and Mitigations

    Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Software Design Patterns, Software Architecture, Cryptography, Blockchain, Public Key Cryptography Standards (PKCS)

    4.6
    Rating, 4.6 out of 5 stars
    ·
    93 reviews

    Intermediate · Course · 1 - 3 Months

  • Status: Free Trial
    Free Trial
    L

    LearnQuest

    Blockchain Solution Architecture

    Skills you'll gain: Blockchain, Risk Management, Business Risk Management, Interoperability, Cyber Risk, Information Technology Architecture, Network Architecture, Systems Architecture, Data Architecture, Governance, Solution Architecture, Application Security, Technical Documentation, Cryptography, Cyber Governance, Enterprise Architecture, Data Storage, Regulation and Legal Compliance, Regulatory Requirements, Authentications

    4.7
    Rating, 4.7 out of 5 stars
    ·
    16 reviews

    Beginner · Specialization · 3 - 6 Months

  • Status: Free Trial
    Free Trial
    I

    Infosec

    JavaScript Security

    Skills you'll gain: Authentications, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Vulnerability Assessments

    4.5
    Rating, 4.5 out of 5 stars
    ·
    110 reviews

    Intermediate · Specialization · 1 - 3 Months

  • Status: Free Trial
    Free Trial
    A

    Association of International Certified Professional Accountants

    Introduction to Blockchain

    Skills you'll gain: Blockchain, Key Management, Digital Assets, Asset Management, Cybersecurity, FinTech, Security Awareness, Emerging Technologies, Payment Systems, Security Controls, Securities (Finance), Multi-Factor Authentication, Authentications, Cryptography, Legal Technology, Financial Market, Market Data, Financial Regulations, Risk Management, Business

    4.6
    Rating, 4.6 out of 5 stars
    ·
    202 reviews

    Beginner · Specialization · 1 - 4 Weeks

Cryptography learners also search

Cryptography Projects
Information Security
Information Science
Privacy
Information Engineering
Data Security
Software Security
Network Security
1…141516…24

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

  • Certified Information Systems Security Professional (CISSP): Infosec
  • Cybersecurity in the Cloud: University of Minnesota
  • Enterprise and Infrastructure Security: New York University
  • Quantum Optics 1 : Single Photons: École Polytechnique
  • Blockchain Scalability and its Foundations in Distributed Systems: The University of Sydney
  • Fintech Startups in Emerging Markets: University of Cape Town
  • Data Security: Cisco Learning and Certifications
  • Ciberseguridad: Universidad de los Andes
  • Software Design Threats and Mitigations: University of Colorado System
  • Blockchain Solution Architecture: LearnQuest

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

  • Artificial Intelligence (AI)
  • Cybersecurity
  • Data Analytics
  • Digital Marketing
  • English Speaking
  • Generative AI (GenAI)
  • Microsoft Excel
  • Microsoft Power BI
  • Project Management
  • Python

Certificates & Programs

  • Google Cybersecurity Certificate
  • Google Data Analytics Certificate
  • Google IT Support Certificate
  • Google Project Management Certificate
  • Google UX Design Certificate
  • IBM Data Analyst Certificate
  • IBM Data Science Certificate
  • Machine Learning Certificate
  • Microsoft Power BI Data Analyst Certificate
  • UI / UX Design Certificate

Industries & Careers

  • Business
  • Computer Science
  • Data Science
  • Education & Teaching
  • Engineering
  • Finance
  • Healthcare
  • Human Resources (HR)
  • Information Technology (IT)
  • Marketing

Career Resources

  • Career Aptitude Test
  • Examples of Strengths and Weaknesses for Job Interviews
  • High-Income Skills to Learn
  • How Does Cryptocurrency Work?
  • How to Highlight Duplicates in Google Sheets
  • How to Learn Artificial Intelligence
  • Popular Cybersecurity Certifications
  • Preparing for the PMP Certification
  • Signs You Will Get the Job After an Interview
  • What Is Artificial Intelligence?

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
© 2025 Coursera Inc. All rights reserved.
  • Coursera Facebook
  • Coursera Linkedin
  • Coursera Twitter
  • Coursera YouTube
  • Coursera Instagram
  • Coursera TikTok