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: Blockchain, Cryptography, Encryption, Cryptographic Protocols, Security Engineering, Threat Modeling, Security Architecture Review, Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Transaction Processing, Exploitation techniques, Information Privacy
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Blockchain, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Cryptography, Cryptographic Protocols, Secure Coding, Encryption, Vulnerability Assessments, Scalability, Distributed Computing, Exploitation techniques, Transaction Processing, Algorithms
Beginner · Course · 1 - 3 Months

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
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Cybersecurity, Cyber Attacks, Network Security, Information Systems Security, Business Continuity Planning, Cryptography, Security Architecture Review, Disaster Recovery, Business Continuity, Cyber Security Policies, Cryptographic Protocols, IT Security Architecture, Telecommunications, Network Administration, Law, Regulation, and Compliance, NIST 800-53, Infrastructure Security, Security Controls, Data Security, Governance Risk Management and Compliance
Build toward a degree
Intermediate · Course · 1 - 3 Months

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

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

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

New York University
Skills you'll gain: Authentications, Public Key Infrastructure, Cryptographic Protocols, Public Key Cryptography Standards (PKCS), Cryptography, Data Encryption Standard, Computer Security, Cybersecurity, Network Security, Security Controls, Cyber Attacks, Encryption, Key Management, Multi-Factor Authentication, Single Sign-On (SSO)
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Network Security, Information Systems Security, Cybersecurity, Public Key Cryptography Standards (PKCS), Vulnerability Assessments, Data Validation, Vulnerability Management, Data Integrity, Transaction Processing, Distributed Computing
Beginner · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Threat Management, Systems Development, Security Management, Information Assurance, Cryptographic Protocols, Security Awareness, Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Cyber Security Policies, Threat Detection, ISO/IEC 27001, Data Security, Security Controls, Cyber Threat Intelligence, Network Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Cloud Security, Cryptographic Protocols, Cyber Security Assessment, Cloud Computing, Data Security, Key Management, Public Key Infrastructure
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cryptography, Encryption, Application Development, Security Engineering, C and C++, C++ (Programming Language)
Intermediate · Guided Project · Less Than 2 Hours