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.

Coursera
Skills you'll gain: Cryptography, Encryption, Python Programming, Data Security
Intermediate · Guided Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Cryptographic Protocols, Network Protocols, Distributed Computing, Virtual Environment, Data Integrity, Virtual Machines, Algorithms, Verification And Validation
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Role-Based Access Control (RBAC), AWS Identity and Access Management (IAM), Amazon Web Services, Amazon Elastic Compute Cloud, Identity and Access Management, Cloud Computing, User Provisioning, Security Controls, Cloud Management, Malware Protection, Cloud Infrastructure, Cloud Security, Security Engineering, Authorization (Computing), Network Security, Hardening, Cryptographic Protocols, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Princeton University
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Payment Systems, FinTech, Public Key Cryptography Standards (PKCS), Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Data Storage, Process Analysis, Distributed Computing, Emerging Technologies, Scripting, Application Specific Integrated Circuits, Financial Policy, Financial Regulation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cryptographic Protocols, Blockchain, Business Continuity Planning, Cryptography, Encryption, Business Continuity, Disaster Recovery, Data Management, Security Engineering, Digital Assets, Threat Modeling, Vulnerability Assessments, Security Architecture Review, Cybersecurity, Regulatory Compliance, Enterprise Security, Network Security, Asset Protection, Vulnerability Management, Data Security
Beginner · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Cloud Security, Encryption, Amazon Web Services, Data Security, Cryptography, Security Controls, Cryptographic Protocols
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Hardware Design, Security Engineering, Computer Hardware, Hardware Architecture, Hardening, Computer Security, Threat Modeling, Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Security Architecture Review, Application Specific Integrated Circuits, Cryptographic Protocols, Microarchitecture, Cryptography, Systems Design, Encryption, Exploitation techniques, Functional Design, Emerging Technologies
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Key Management, Data Security, Public Key Cryptography Standards (PKCS), Digital Communications
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Cybersecurity, Encryption, Public Key Cryptography Standards (PKCS), Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Cryptography, Cybersecurity, Cyber Threat Intelligence, Enterprise Application Management, Cyber Attacks, Emerging Technologies, Financial Trading, Digital Assets, Cyber Security Assessment, Cryptographic Protocols, FinTech, Payment Systems, Security Testing, Auditing, Transaction Processing, Data Integrity
Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Cryptography, Algorithms, Encryption, Theoretical Computer Science, Combinatorics, Arithmetic, Applied Mathematics, Logical Reasoning
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Rust (Programming Language), Command-Line Interface, Build Tools, Encryption, Package and Software Management, Application Development, Cryptography, Software Engineering
Beginner · Guided Project · Less Than 2 Hours