• For Individuals
  • For Businesses
  • For Universities
  • For Governments
Coursera
  • Online Degrees
  • Careers
  • 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
     *

    Level
    Required
     *

    Duration
    Required
     *

    Skills
    Required
     *

    Subtitles
    Required
     *

    Educator
    Required
     *

    Explore the Cryptography Course Catalog

    • I

      ISC2

      ISC2 Systems Security Certified Practitioner (SSCP)

      Skills you'll gain: Endpoint Security, Incident Response, Public Key Infrastructure, Security Controls, Cryptography, Continuous Monitoring, Risk Management Framework, Malware Protection, Network Security, Key Management, Computer Security Incident Management, Risk Management, Vulnerability Assessments, Data Security, Authentications, Authorization (Computing), OSI Models, Encryption, Disaster Recovery, Security Management

      4.7
      Rating, 4.7 out of 5 stars
      ·
      238 reviews

      Beginner · Specialization · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      U

      University of California San Diego

      Introduction to Discrete Mathematics for Computer Science

      Skills you'll gain: Graph Theory, Combinatorics, Computational Logic, Computational Thinking, Probability, Theoretical Computer Science, Logical Reasoning, Deductive Reasoning, Cryptography, Probability & Statistics, Public Key Cryptography Standards (PKCS), Arithmetic, Algorithms, Mathematical Modeling, Network Analysis, Encryption, Data Structures, Mathematical Theory & Analysis, Operations Research, Computer Security

      4.5
      Rating, 4.5 out of 5 stars
      ·
      3.6K reviews

      Beginner · Specialization · 3 - 6 Months

    • Status: Preview
      Preview
      U

      University of Leeds

      An Introduction to Cryptography

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

      4.3
      Rating, 4.3 out of 5 stars
      ·
      13 reviews

      Beginner · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      U

      University of Colorado System

      Advanced System Security Design

      Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Role-Based Access Control (RBAC), AWS Identity and Access Management (IAM), Amazon Web Services, Authentications, Amazon Elastic Compute Cloud, Identity and Access Management, Intrusion Detection and Prevention, Cloud Hosting, Malware Protection, User Accounts, Cloud Computing, Cloud Management, Load Balancing, Authorization (Computing), Threat Modeling, Network Security, Encryption, Information Systems Security, Cryptographic Protocols

      4.5
      Rating, 4.5 out of 5 stars
      ·
      628 reviews

      Beginner · Specialization · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      U

      University of Colorado System

      Cryptography and Information Theory

      Skills you'll gain: Cryptography, Information Systems Security, Cryptographic Protocols, Encryption, Application Security, Cybersecurity, Computer Security, Security Engineering, Secure Coding, Key Management, Threat Modeling

      4.5
      Rating, 4.5 out of 5 stars
      ·
      522 reviews

      Intermediate · 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), Encryption, Cryptography, Key Management, Vulnerability Assessments, Algorithms

      4.5
      Rating, 4.5 out of 5 stars
      ·
      271 reviews

      Intermediate · Course · 1 - 3 Months

    • Status: Free Trial
      Free Trial
      U

      University of Colorado System

      Asymmetric Cryptography and Key Management

      Skills you'll gain: Public Key Infrastructure, Public Key Cryptography Standards (PKCS), Key Management, Cryptography, Cryptographic Protocols, Encryption, Scalability, Authentications, Algorithms

      4.7
      Rating, 4.7 out of 5 stars
      ·
      276 reviews

      Intermediate · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      P

      Packt

      CISSP Certified Information Systems Security Professional

      Skills you'll gain: Identity and Access Management, Computer Security Incident Management, Security Management, Endpoint Security, Intrusion Detection and Prevention, Network Architecture, Network Security, Computer Networking, Patch Management, User Provisioning, Information Systems Security, General Networking, Penetration Testing, DevSecOps, Software Development Life Cycle, Vulnerability Scanning, Data Management, Threat Management, Cybersecurity, Cryptography

      4.8
      Rating, 4.8 out of 5 stars
      ·
      93 reviews

      Beginner · Specialization · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      B

      Board Infinity

      Deep Dive into Cryptography

      Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Key Management, Public Key Infrastructure, Transaction Processing, Payment Systems, Information Privacy, Data Security, Data Integrity, Algorithms

      Intermediate · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      I

      IBM

      IT Fundamentals for Cybersecurity

      Skills you'll gain: Endpoint Detection and Response, Networking Hardware, Cybersecurity, Linux, IT Service Management, Governance Risk Management and Compliance, Active Directory, Network Security, Cloud Computing, Incident Response, TCP/IP, Malware Protection, Information Technology Infrastructure Library, Identity and Access Management, Network Protocols, Cyber Attacks, Regulatory Compliance, Data Ethics, Cyber Threat Intelligence, Security Testing

      4.6
      Rating, 4.6 out of 5 stars
      ·
      22K 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, Secure Coding, Security Strategy, Cryptography, Authentications, Application Security, Open Web Application Security Project (OWASP), Encryption, Programming Principles, Software Design, Vulnerability Scanning, Security Testing, Authorization (Computing), Security Controls, Java, Data Security, Linux, Vulnerability Management, Vulnerability Assessments, Cybersecurity

      4.5
      Rating, 4.5 out of 5 stars
      ·
      596 reviews

      Intermediate · Specialization · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      U

      University of Colorado System

      Fundamentals of Computer Network Security

      Skills you'll gain: Public Key Infrastructure, Intrusion Detection and Prevention, Data Encryption Standard, Application Security, Cybersecurity, Firewall, Cryptography, Code Review, Network Security, Penetration Testing, Cyber Security Policies, Information Assurance, Cyber Attacks, Risk Management Framework, Advanced Encryption Standard (AES), Cryptographic Protocols, Encryption, Vulnerability Assessments, Security Controls, Secure Coding

      4
      Rating, 4 out of 5 stars
      ·
      580 reviews

      Intermediate · Specialization · 3 - 6 Months

    Cryptography learners also search

    Cryptography Projects
    Information Security
    Information Science
    Privacy
    Information Engineering
    Data Security
    Software Security
    Network Security
    1234…21

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

    • ISC2 Systems Security Certified Practitioner (SSCP): ISC2
    • Introduction to Discrete Mathematics for Computer Science: University of California San Diego
    • An Introduction to Cryptography: University of Leeds
    • Advanced System Security Design: University of Colorado System
    • Cryptography and Information Theory: University of Colorado System
    • Symmetric Cryptography: University of Colorado System
    • Asymmetric Cryptography and Key Management: University of Colorado System
    • CISSP Certified Information Systems Security Professional: Packt
    • Deep Dive into Cryptography: Board Infinity
    • 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

    Technical Skills

    • ChatGPT
    • Coding
    • Computer Science
    • Cybersecurity
    • DevOps
    • Ethical Hacking
    • Generative AI
    • Java Programming
    • Python
    • Web Development

    Analytical Skills

    • Artificial Intelligence
    • Big Data
    • Business Analysis
    • Data Analytics
    • Data Science
    • Financial Modeling
    • Machine Learning
    • Microsoft Excel
    • Microsoft Power BI
    • SQL

    Business Skills

    • Accounting
    • Digital Marketing
    • E-commerce
    • Finance
    • Google
    • Graphic Design
    • IBM
    • Marketing
    • Project Management
    • Social Media Marketing

    Career Resources

    • Essential IT Certifications
    • High-Income Skills to Learn
    • How to Get a PMP Certification
    • How to Learn Artificial Intelligence
    • Popular Cybersecurity Certifications
    • Popular Data Analytics Certifications
    • What Does a Data Analyst Do?
    • Career Development Resources
    • Career Aptitude Test
    • Share your Coursera Learning Story

    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
    • ECTS Credit Recommendations

    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