• 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

    • Status: New
      New
      E

      EDUCBA

      Python Case Study - Cryptography

      Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Key Management, Python Programming, Algorithms, Data Integrity

      Mixed · Course · 1 - 3 Months

    • Status: New
      New
      Status: Free Trial
      Free Trial
      E

      EC-Council

      Ethical Hacking Essentials: Hands-On Edition

      Skills you'll gain: Penetration Testing, Cybersecurity, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Cyber Attacks, Network Security, Application Security, Threat Detection, Web Applications, Mobile Security, Cloud Security, Encryption, Wireless Networks, Authentications, Cloud Computing, Internet Of Things

      Beginner · Course · 1 - 3 Months

    • Status: Free Trial
      Free Trial
      G

      Google

      Connect and Protect: Networks and Network Security

      Skills you'll gain: Network Security, Intrusion Detection and Prevention, Network Administration, Network Architecture, TCP/IP, Hardening, Cybersecurity, Cyber Attacks, Cloud Security, Computer Networking, Network Protocols, Network Model

      4.8
      Rating, 4.8 out of 5 stars
      ·
      6.5K reviews

      Beginner · Course · 1 - 4 Weeks

    • Status: New
      New
      Status: Free Trial
      Free Trial
      E

      EC-Council

      Information Security Analyst

      Skills you'll gain: Network Security, Incident Response, Vulnerability Management, Penetration Testing, Cyber Security Policies, Systems Development Life Cycle, Cybersecurity, Malware Protection, Application Security, Security Information and Event Management (SIEM), Network Monitoring, Cloud Security, Threat Detection, Vulnerability Assessments, Cryptography, Mobile Security, Identity and Access Management, Risk Analysis, Internet Of Things, Web Applications

      Beginner · Professional Certificate · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      U

      University of California, Irvine

      Blockchain

      Skills you'll gain: Blockchain, Cryptography, Encryption, FinTech, Data Sharing, Authentications, Transaction Processing, Digital Assets, Data Security, System Requirements, Distributed Computing, Emerging Technologies, Network Model, Data Integrity, Data Structures, Business Transformation, Software Architecture, Network Security, Ledgers (Accounting), Data Validation

      4.1
      Rating, 4.1 out of 5 stars
      ·
      225 reviews

      Beginner · Specialization · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      Status: AI skills
      AI skills
      M

      Microsoft

      Microsoft Cybersecurity Analyst

      Skills you'll gain: Threat Modeling, MITRE ATT&CK Framework, Azure Active Directory, Penetration Testing, Vulnerability Management, Network Security, Threat Management, Authentications, Cyber Security Strategy, Cybersecurity, Cloud Computing, Cryptography, Security Management, Generative AI, Records Management, Compliance Management, Cyber Threat Intelligence, Cloud Security, Active Directory, Computer Security Incident Management

      4.7
      Rating, 4.7 out of 5 stars
      ·
      2.7K reviews

      Beginner · Professional Certificate · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      U

      University at Buffalo

      Blockchain Basics

      Skills you'll gain: Blockchain, Transaction Processing, Cryptography, Payment Systems, Public Key Cryptography Standards (PKCS), Data Integrity, Data Structures, Distributed Computing, Emerging Technologies, Virtual Machines, Verification And Validation

      4.6
      Rating, 4.6 out of 5 stars
      ·
      7.7K reviews

      Beginner · Course · 1 - 4 Weeks

    • Status: New
      New
      Status: Free Trial
      Free Trial
      E

      EC-Council

      Network Defense Essentials: Hands-On Edition

      Skills you'll gain: Network Security, Identity and Access Management, Cybersecurity, Data Security, Security Controls, Mobile Security, Security Management, Firewall, Public Key Infrastructure, Authorization (Computing), Cryptography, Intrusion Detection and Prevention, Infrastructure Security, Cloud Security, Network Monitoring, Data Loss Prevention, Wireless Networks, Authentications, Cloud Computing, Continuous Monitoring

      Beginner · Course · 1 - 3 Months

    • Status: New
      New
      P

      Packt

      OWASP Top 10

      Skills you'll gain: Web Applications, Security Engineering, Software Design, System Configuration

      Intermediate · Course · 1 - 3 Months

    • Status: New
      New
      P

      Pearson

      (SSCP) Systems Security Certified Practitioner

      Skills you'll gain:

      Beginner · Specialization · 1 - 3 Months

    • Status: Free Trial
      Free Trial
      I

      IBM

      Cybersecurity Fundamentals

      Skills you'll gain: Encryption, Public Key Infrastructure, Identity and Access Management, Endpoint Security, IT Security Architecture, Cybersecurity, Network Security, Cryptography, Threat Detection, Application Security, Cyber Attacks, Data Security, Secure Coding, Authentications, Key Management, Computer Security Awareness Training, Information Technology, Cyber Security Assessment, Cyber Security Strategy, Computer Security Incident Management

      4.8
      Rating, 4.8 out of 5 stars
      ·
      1.8K reviews

      Beginner · Specialization · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      U

      University of London

      Cyber Security – Technology and Governance

      Skills you'll gain: Incident Response, Network Security, Computer Security Incident Management, Risk Management Framework, Security Management, Cyber Governance, Authentications, Cryptographic Protocols, Cyber Security Strategy, Authorization (Computing), TCP/IP, ISO/IEC 27001, Network Protocols, Computer Architecture, Computer Systems, Threat Modeling, Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Cyber Risk

      4.7
      Rating, 4.7 out of 5 stars
      ·
      100 reviews

      Beginner · Specialization · 3 - 6 Months

    Cryptography learners also search

    Cryptography Projects
    Information Security
    Information Science
    Privacy
    Information Engineering
    Data Security
    Software Security
    Network Security
    1…567…21

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

    • Python Case Study - Cryptography: EDUCBA
    • Ethical Hacking Essentials: Hands-On Edition: EC-Council
    • Connect and Protect: Networks and Network Security: Google
    • Information Security Analyst: EC-Council
    • Blockchain: University of California, Irvine
    • Microsoft Cybersecurity Analyst: Microsoft
    • Blockchain Basics: University at Buffalo
    • Network Defense Essentials: Hands-On Edition: EC-Council
    • OWASP Top 10: Packt
    • (SSCP) Systems Security Certified Practitioner: Pearson

    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