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.

Association of International Certified Professional Accountants
Skills you'll gain: Blockchain, Key Management, Digital Assets, Supply Chain Management, FinTech, Asset Management, Cybersecurity, Accounting, Security Awareness, Payment Systems, Emerging Technologies, Ledgers (Accounting), Security Controls, Securities (Finance), Cryptography, Multi-Factor Authentication, Transaction Processing, Authentications, Risk Management, Business
Beginner · Specialization · 1 - 3 Months

EC-Council
Skills you'll gain: Network Security, Mobile Security, Public Key Infrastructure, Cryptography, Security Controls, Cybersecurity, Authorization (Computing), Encryption, Identity and Access Management, Wireless Networks, Cloud Computing, Cloud Security, Network Monitoring, Data Security, Internet Of Things, Virtualization and Virtual Machines
Beginner · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Cloud Computing, Information Technology, Cybersecurity, Machine Learning Algorithms, Critical Thinking, Simulations
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: JUnit, Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Java, Unit Testing, Debugging, Maintainability, Software Development, Secure Coding, Software Testing, Programming Principles, Computer Programming, Test Case, Application Development, Authentications, Application Security, Android Development, Cryptography, Software Design Patterns
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Open Web Application Security Project (OWASP), Cyber Security Assessment, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Threat Modeling, Cybersecurity, Distributed Denial-Of-Service (DDoS) Attacks, Cryptography, Cyber Threat Intelligence, Mobile Security, Cyber Operations, Security Testing, Vulnerability Scanning, Network Security, Operating Systems, Encryption
Intermediate · Specialization · 3 - 6 Months

Association of International Certified Professional Accountants
Skills you'll gain: Blockchain, FinTech, Emerging Technologies, Legal Technology, Digital Assets, Payment Systems, Cryptography, Accounting and Finance Software, Technology Solutions, Transaction Processing, Supply Chain Management, Technical Services
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Data Ethics, Authentications, Data Encryption Standard, Computer Security Awareness Training, Cryptography, Cyber Security Policies, Cyber Threat Intelligence, Authorization (Computing), Security Controls, Information Privacy, Security Awareness, Threat Modeling, Risk Analysis, Problem Solving, Communication
Build toward a degree
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Blockchain, Cryptography, FinTech, Governance, Emerging Technologies, Payment Systems, Transaction Processing, Law, Regulation, and Compliance, Distributed Computing, Digital Assets, Internet Of Things, Case Studies
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Exploitation techniques, Open Web Application Security Project (OWASP), Cyber Security Assessment, Unix, Computer Security, Network Monitoring, Application Security, Vulnerability Assessments, Cybersecurity, Artificial Intelligence and Machine Learning (AI/ML), Cryptographic Protocols, Network Protocols, Cryptography, Security Awareness, Generative AI Agents, Server Side, Web Applications, Machine Learning Algorithms
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Authentications, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Vulnerability Assessments
Intermediate · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Secure Coding, Application Security, C and C++, Verification And Validation, Vulnerability Management, Linux, Security Controls, Vulnerability Assessments, Threat Modeling, Data Validation, Debugging, Cryptography, C (Programming Language), Identity and Access Management, Encryption, File Management, OS Process Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Cyber Governance, Cybersecurity, Cyber Security Policies, Cryptography, Network Security, Cyber Risk, Cyber Attacks, Cyber Security Strategy, Threat Detection, Vulnerability Assessments, Incident Response
Beginner · Course · 1 - 4 Weeks