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.

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Security Strategy, Security Testing, Data Security, Application Security, Exploitation techniques, Software Design, C and C++, Linux Administration, System Design and Implementation, Java, Programming Principles, Cybersecurity
Intermediate · 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, Distributed Computing, Emerging Technologies, Scripting, Application Specific Integrated Circuits, Data Structures, Financial Policy, Financial Regulation, Market Dynamics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Brute-force attacks, Python Programming, Applied Mathematics, Programming Principles, Computational Logic, Algorithms, Code Reusability, File I/O, File Management
Mixed · Course · 1 - 4 Weeks

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

Skills you'll gain: Operating System Administration, IT Service Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Malware Protection, Networking Hardware, Service Management, Identity and Access Management, Linux, Linux Commands, Incident Response, Network Security, Cybersecurity, TCP/IP, Linux Administration, Network Protocols, Cloud Computing Architecture, Cloud Security, Cyber Attacks
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cryptography, Encryption, Key Management, Python Programming, Scripting, User Interface (UI), UI Components, Application Development
Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Key Management, Security Management, Cyber Attacks, Cryptography, Cyber Security Policies, Cybersecurity, Cyber Risk, Encryption, ISO/IEC 27001, Threat Management, Risk Management Framework, Security Controls, Data Integrity
Build toward a degree
Beginner · 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

Total Seminars
Skills you'll gain: Cryptography, Public Key Infrastructure, Cryptographic Protocols, Encryption, Cybersecurity, Public Key Cryptography Standards (PKCS), Data Encryption Standard, Key Management, Network Security, Advanced Encryption Standard (AES), Authentications, Cyber Security Policies, Security Strategy, Data Integrity, Algorithms, Verification And Validation
Beginner · Course · 1 - 3 Months

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

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

The Hong Kong University of Science and Technology
Skills you'll gain: Cryptography, Algorithms, Encryption, Theoretical Computer Science, Combinatorics, Mathematical Theory & Analysis, Arithmetic, Computational Thinking, Key Management, Applied Mathematics
Beginner · Course · 1 - 3 Months