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.

Skills you'll gain: Email Security, Cybersecurity, Hardening, Authorization (Computing), Cyber Attacks, Security Awareness, Security Controls, Threat Management, Encryption, Data Security, Identity and Access Management, Authentications, Application Security, Endpoint Security, Threat Detection, Cryptography, Malware Protection, Patch Management, Multi-Factor Authentication
★ 4.9 (2K) · Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Development Testing, Test Script Development, Application Development, Transaction Processing, Emerging Technologies, Application Design, Application Frameworks, Cryptographic Protocols, Integrated Development Environments, Software Architecture, Network Protocols, Program Development, Distributed Computing, Cloud Platforms, Microsoft Azure, Development Environment, Web Development Tools
★ 4.6 (9.1K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Email Security, Public Key Infrastructure, Encryption, Network Security, Cryptography, IT Security Architecture, Cybersecurity, Endpoint Detection and Response, Hardening, Data Security, Cyber Threat Hunting, Cryptographic Protocols, Advanced Encryption Standard (AES), Key Management, Authorization (Computing), Cyber Attacks, Information Technology, Computer Security Incident Management, Cyber Security Strategy, Technical Support and Services
★ 4.8 (3.2K) · Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Cybersecurity, Cyber Security Strategy, Cyber Threat Intelligence, Cyber Attacks, Authentications, Incident Response, Security Awareness, Threat Management, Cyber Risk, Computer Security Incident Management, Data Security, Threat Detection, Network Security, Security Controls, Vulnerability Assessments, Encryption, Multi-Factor Authentication, AI Security, Cryptography, General Data Protection Regulation (GDPR)
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Network Security, Network Administration, Network Protocols, Network Architecture, TCP/IP, Cryptographic Protocols, General Networking, Cryptography, Computer Networking, Encryption, Web Development, Web Servers, Business Technologies, Innovation
★ 4.8 (2.8K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon S3, Cloud Security, Data Security, Cloud Storage, AWS Identity and Access Management (IAM), Encryption, Key Management, Security Controls, Data Storage Technologies, Data Storage, Authorization (Computing), Cryptography, Identity and Access Management, Cryptographic Protocols, Public Key Infrastructure, Data Sharing, Data Access, Disaster Recovery, Record Keeping
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Digital Assets, FinTech, Business Planning, Plan Execution, Agentic systems, Strategic Thinking, Business Strategy, Strategic Decision-Making, Payment Systems, Governance, Financial Inclusion, Financial Services, Strategic Partnership, Financial Regulation, Ledgers (Accounting), Work Breakdown Structure, Cryptography, Emerging Technologies, Stakeholder Analysis
★ 4.7 (1K) · Beginner · Specialization · 3 - 6 Months
INSEAD
Skills you'll gain: Blockchain, Digital Assets, Peer Review, FinTech, Intellectual Property, Business Transformation, Business Leadership, Governance, Cryptography, Plan Execution, Public Key Infrastructure, Market Opportunities, Strategic Leadership, Payment Systems, Technology Strategies, Financial Inclusion, Digital Transformation, Business Analysis, Business, Cryptographic Protocols
★ 4.7 (3.1K) · Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Blockchain, Cryptography, Public Key Infrastructure, FinTech, Cryptographic Protocols, Ledgers (Accounting), Distributed Computing, Information Systems Security, Public Key Cryptography Standards (PKCS), Software Architecture, Emerging Technologies, Payment Systems, Transaction Processing, Digital Assets, Information Privacy, Stakeholder Analysis, Network Model, Governance, Data Integrity, Security Controls
★ 4.7 (2.5K) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Blockchain, FinTech, Interoperability, Payment Systems, Financial Inclusion, Financial Systems, Cryptography, Financial Regulations, Digital Assets, Cryptographic Protocols, Banking, Encryption, Transaction Processing, Data Integrity, Governance
★ 4.8 (1.6K) · Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Windows PowerShell, MITRE ATT&CK Framework, Incident Response, Cyber Threat Intelligence, Cyber Threat Hunting, Key Management, Linux, Endpoint Security, Data Security, Threat Modeling, Computer Security Incident Management, Threat Detection, Network Security, Cryptography, Operating System Administration, Linux Administration, File Systems, Cybersecurity, Vulnerability Assessments, Security Information and Event Management (SIEM)
★ 4.8 (1.2K) · Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Graph Theory, Data Structures, Operations Research, Quantum computing, Public Key Cryptography Standards (PKCS), Cryptography, Computational Thinking, Design Strategies, Cryptographic Protocols, Applied Mathematics, Tree Maps, Encryption, Network Model, Combinatorics, Data Science, Mathematical Software, Computer Science, Python Programming
★ 4.7 (978) · Advanced · Specialization · 3 - 6 Months