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, Secure Coding, Cryptography, Open Web Application Security Project (OWASP), Encryption, Application Security, Vulnerability Assessments, Data Security, Exploitation techniques, Security Controls, Authentications, Vulnerability Management, Personally Identifiable Information
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Machines, Blockchain, Identity and Access Management, Transaction Processing, Google Cloud Platform, Cryptography, Cloud Security
Advanced · Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Cybersecurity, Data Security, Cyber Attacks, Information Assurance, Network Security, Risk Management Framework, Security Controls, Cryptography, Key Management, Threat Modeling, Authorization (Computing), Encryption, Email Security, Authentications, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, Data Sharing, Cryptography, Transaction Processing, Fraud detection, Distributed Computing, FinTech, Systems Architecture, Emerging Technologies, Software Versioning, Data Validation
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Threat Management, Vulnerability Assessments, Incident Response, Computer Security Incident Management, Public Key Infrastructure, IT Security Architecture, Disaster Recovery, Vulnerability Management, Regulation and Legal Compliance, Threat Detection, Cyber Security Assessment, Risk Management, Compliance Management, Regulatory Compliance, Network Security, Infrastructure Security, Cloud Security, Hardening, Security Engineering, Software-Defined Networking
Beginner · Specialization · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Cyber Security Assessment, Public Key Infrastructure, Cybersecurity, Threat Modeling, Cryptography, Exploitation techniques, Security Testing, Vulnerability Scanning, Encryption, Technical Writing, Human Factors (Security)
Intermediate · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Emerging Technologies, Communication Systems, Telecommunications, Cryptography, Simulations, Physics, Computing Platforms, Algorithms, Mathematical Modeling
Mixed · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Security Controls, Cybersecurity, Encryption, Cyber Attacks, Information Systems Security, Threat Management, Vulnerability Assessments, Vulnerability, Cyber Security Assessment, Vulnerability Scanning, Threat Detection, Cloud Security, Asset Protection, Security Awareness, Gap Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Network Security, Virtual Networking, Software-Defined Networking, Network Infrastructure, Network Architecture, Computer Networking, Virtualization, Program Development, Hardware Architecture, Open Source Technology, Performance Tuning, Unit Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Loss Prevention, Security Testing, Network Security, Cryptography, IT Security Architecture, Security Controls, Cloud Security, Encryption, Data Security, Network Administration, Information Assurance, Cybersecurity, Identity and Access Management, Penetration Testing, Cloud Computing, Cyber Risk, Vulnerability Scanning, Authorization (Computing), Computer Security Incident Management, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, Infrastructure Security, Data Security, Information Systems Security, Internet Of Things, Threat Modeling, Cybersecurity, Cloud Security, Security Engineering, Cryptography, Secure Coding, Network Security, Cyber Risk, Cyber Attacks, Mobile Security, Vulnerability, Vulnerability Scanning, Cloud Services, Web Applications, Cloud Platforms
Mixed · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Applied Mathematics, Algorithms, Cryptography, Relational Databases, Data Management
Beginner · Course · 1 - 3 Months