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.

LearnQuest
Skills you'll gain: Blockchain, Key Management, Public Key Infrastructure, Cryptography, Application Security, Encryption, Secure Coding, Public Key Cryptography Standards (PKCS), Security Testing, Vulnerability Management, Solution Design, Cyber Governance, Vulnerability Assessments, Code Review, Authorization (Computing), Data Integrity
★ 4.5 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Security, Cryptography, Information Systems Security, Security Controls, Cryptographic Protocols, Security Management, Data Access, Vulnerability Assessments, Encryption, Threat Modeling, Vulnerability Management, Big Data, Authorization (Computing), Identity and Access Management
★ 4.7 (587) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Business Continuity, Cryptographic Protocols, Network Security, Cryptography, Encryption, User Provisioning, Security Management, Penetration Testing, ISO/IEC 27001, Threat Management, Network Performance Management, Information Systems Security, Network Architecture, Cyber Operations, Data Management, Software Development Methodologies, Cybersecurity, Configuration Management, White-Box Testing
★ 4.8 (184) · Beginner · Specialization · 3 - 6 Months

Ball State University
Skills you'll gain: Cryptography, Application Security, Encryption, Authentications, Cybersecurity, Cryptographic Protocols, Data Encryption Standard, Advanced Encryption Standard (AES), Email Security, Network Security, Information Systems Security, Key Management, Application Development, Public Key Cryptography Standards (PKCS), Public Key Infrastructure, Network Protocols, Algorithms, Data Integrity
★ 5 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Public Key Infrastructure, Cryptography, Encryption, Data Security, Cryptographic Protocols, Data Integrity, Information Systems Security, Key Management, Digital Communications, Algorithms
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Blockchain, Network Security, Application Security, Computer Security, Cryptography, Cryptographic Protocols, Secure Coding, Encryption, Vulnerability Assessments, Scalability, Distributed Computing, Data Integrity, Exploitation techniques, Transaction Processing, Algorithms
★ 4.7 (89) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptographic Protocols, Blockchain, Business Continuity Planning, Business Continuity, Cryptography, Disaster Recovery, Data Management, Digital Assets, Security Management, Vulnerability Assessments, Enterprise Security, Threat Modeling, Asset Protection, Vulnerability Management, Regulation and Legal Compliance, Data Security, Application Security, Application Frameworks, Network Security, Data Access
Beginner · Course · 1 - 4 Weeks

Institut Mines-Télécom
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Public Key Cryptography Standards (PKCS), Authentications, FinTech, Payment Systems, Distributed Computing, Transaction Processing, Data Structures, Data Integrity, Algorithms, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Cloud Security, Cryptographic Protocols, Cyber Security Assessment, Data Encryption Standard, Cloud Computing, Advanced Encryption Standard (AES), Data Security, Key Management, Data Loss Prevention, Public Key Infrastructure, Cloud Platforms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Security Controls, Cryptography, Security Engineering, Application Security, Vulnerability Assessments, Information Systems Security, Cryptographic Protocols, Encryption, Cybersecurity, Infrastructure Security, Computer Security, Threat Modeling, Network Security, Public Key Infrastructure, Key Management, Authentications, Data Integrity
★ 4.8 (12) · Intermediate · 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

John Wiley & Sons
Skills you'll gain: Incident Response, Security Management, Computer Security Incident Management, Security Strategy, Cloud Security, Cryptographic Protocols, Cybersecurity, Incident Management, Cyber Governance, Cryptography, Public Key Infrastructure, Key Management, Network Security, Risk Management Framework, Authentications, Encryption, Digital Forensics, Risk Management
Intermediate · Course · 1 - 4 Weeks