• 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
     *

    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 career credentials while taking courses that count towards your Master’s degree.
    Earn your Bachelor’s or Master’s degree online for a fraction of the cost of in-person learning.
    Earn a university-issued career credential in a flexible, interactive format.

    Level
    Required
     *

    Duration
    Required
     *

    Skills
    Required
     *

    Subtitles
    Required
     *

    Educator
    Required
     *

    Explore the Cryptography Course Catalog

    • Status: Free Trial
      Free Trial
      U

      University of California, Davis

      Principles of Secure Coding

      Skills you'll gain: Secure Coding, Application Security, Software Design, Programming Principles, Debugging, Vulnerability Assessments, C (Programming Language), Software Development Methodologies

      4.4
      Rating, 4.4 out of 5 stars
      ·
      369 reviews

      Intermediate · Course · 1 - 4 Weeks

    • Status: Preview
      Preview
      K

      Kennesaw State University

      Cybersecurity and Its Ten Domains

      Skills you'll gain: Cybersecurity, IT Security Architecture, Network Security, Disaster Recovery, Application Security, Business Continuity, Cryptography, Secure Coding, Systems Development Life Cycle, Security Controls, Law, Regulation, and Compliance, Infrastructure Security, Safety and Security, Identity and Access Management, Governance, Risk Management

      4.4
      Rating, 4.4 out of 5 stars
      ·
      2.4K reviews

      Beginner · Course · 1 - 3 Months

    • Status: Free Trial
      Free Trial
      U

      University of Colorado System

      Design and Analyze Secure Networked Systems

      Skills you'll gain: Public Key Infrastructure, Cybersecurity, Application Security, Data Security, Cyber Attacks, Information Assurance, Network Security, Risk Management Framework, Security Controls, Key Management, Threat Modeling, Authorization (Computing), Encryption, Data Integrity, Authentications, Vulnerability Assessments

      3.9
      Rating, 3.9 out of 5 stars
      ·
      231 reviews

      Intermediate · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      P

      Palo Alto Networks

      Palo Alto Networks Cybersecurity Foundation

      Skills you'll gain: Cybersecurity, Cyber Attacks, Zero Trust Network Access, Threat Modeling, Malware Protection, Network Security, Infrastructure Security, Firewall, Threat Detection, Cloud Security, Endpoint Security, Security Controls, Software As A Service, Cloud Computing, Cryptography, Authentications

      4.6
      Rating, 4.6 out of 5 stars
      ·
      518 reviews

      Intermediate · Course · 1 - 3 Months

    • Status: Preview
      Preview
      U

      University of Michigan

      Securing Digital Democracy

      Skills you'll gain: Cyber Security Policies, Security Engineering, Cybersecurity, Security Awareness, Threat Modeling, Policy Analysis, Political Sciences, Vulnerability Assessments, Public Policies, Public Safety and National Security, Human Factors, Human Computer Interaction, Usability, Software Testing

      4.8
      Rating, 4.8 out of 5 stars
      ·
      170 reviews

      Beginner · Course · 1 - 3 Months

    • Status: Free Trial
      Free Trial
      A

      Association of International Certified Professional Accountants

      Understanding, Using, and Securing Crypto and Digital Assets

      Skills you'll gain: Digital Assets, Blockchain, Asset Management, Cybersecurity, Security Awareness, Key Management, Payment Systems, Security Controls, Securities (Finance), Multi-Factor Authentication, Authentications, Financial Market, Market Data, Financial Regulations, Regulatory Compliance

      4.7
      Rating, 4.7 out of 5 stars
      ·
      81 reviews

      Beginner · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      U

      University of Colorado System

      Cryptographic Hash and Integrity Protection

      Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Data Security, Public Key Cryptography Standards (PKCS), Digital Communications

      4.6
      Rating, 4.6 out of 5 stars
      ·
      90 reviews

      Intermediate · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      E

      EIT Digital

      Development of Secure Embedded Systems

      Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Internet Of Things, Cryptography, Operating Systems, Network Architecture, Network Security, Cybersecurity, Web Services, Encryption, Network Protocols, Public Key Cryptography Standards (PKCS), Wireless Networks, Threat Modeling, System Programming, Computer Programming, Software Engineering, C (Programming Language), Real Time Data

      4.3
      Rating, 4.3 out of 5 stars
      ·
      1.2K reviews

      Intermediate · Specialization · 3 - 6 Months

    • I

      ISC2

      ISC2 Systems Security Certified Practitioner (SSCP)

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

      4.7
      Rating, 4.7 out of 5 stars
      ·
      252 reviews

      Beginner · Specialization · 1 - 3 Months

    • Status: Free Trial
      Free Trial
      U

      University of California, Irvine

      Networking and Security in iOS Applications

      Skills you'll gain: Core Data (Software), Apple iOS, iOS Development, JSON, Objective-C (Programming Language), OAuth, Authentications, Mobile Development, Single Sign-On (SSO), Secure Coding, Data Store, Cryptographic Protocols, Application Security, Cryptography

      4.5
      Rating, 4.5 out of 5 stars
      ·
      254 reviews

      Mixed · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      I

      ISC2

      Security Operations

      Skills you'll gain: Configuration Management, Cybersecurity, Computer Security Awareness Training, Data Security, Security Controls, Security Management, Event Monitoring, Encryption, Network Security, Continuous Monitoring, Cyber Security Policies, Security Strategy, System Monitoring, General Networking, Cryptography, Data Management

      4.7
      Rating, 4.7 out of 5 stars
      ·
      175 reviews

      Beginner · Course · 1 - 3 Months

    • Status: New
      New
      P

      Packt

      Cybersecurity with Python: Beginner to Advanced

      Skills you'll gain: User Accounts, Cryptography

      Intermediate · Course · 3 - 6 Months

    Cryptography learners also search

    Cryptography Projects
    Information Security
    Information Science
    Privacy
    Information Engineering
    Data Security
    Software Security
    Network Security
    1…91011…24

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

    • Principles of Secure Coding: University of California, Davis
    • Cybersecurity and Its Ten Domains: Kennesaw State University
    • Design and Analyze Secure Networked Systems: University of Colorado System
    • Palo Alto Networks Cybersecurity Foundation: Palo Alto Networks
    • Securing Digital Democracy: University of Michigan
    • Understanding, Using, and Securing Crypto and Digital Assets: Association of International Certified Professional Accountants
    • Cryptographic Hash and Integrity Protection: University of Colorado System
    • Development of Secure Embedded Systems: EIT Digital
    • ISC2 Systems Security Certified Practitioner (SSCP): ISC2
    • Networking and Security in iOS Applications: University of California, Irvine

    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
    • Manage Cookie Preferences
    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