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 Colorado Boulder
Skills you'll gain: Internet Of Things, General Networking, Network Protocols, Network Infrastructure, Wireless Networks, Information Systems Security, Security Engineering, Cybersecurity, Real-Time Operating Systems, Communication Systems, Data Security, Cryptographic Protocols, Emerging Technologies, Computing Platforms, Advanced Encryption Standard (AES), Software-Defined Networking, Cryptography, Cloud Platforms, Encryption
Intermediate · Course · 1 - 3 Months


Packt
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Data Security, Cybersecurity, Cyber Attacks, Cyber Security Assessment, Cryptography, Web Applications, Security Awareness, Vulnerability Management, Encryption, Authentications, Authorization (Computing), PHP (Scripting Language)
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Cryptography, Secure Coding, Kotlin, Android (Operating System), OAuth, Encryption, Mobile Security, Android Development, Key Management, Exploit development, Application Security, Android Studio, Data Security, Open Web Application Security Project (OWASP), Authorization (Computing), Mobile Development, Security Architecture Review, Security Controls, Application Development
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Identity and Access Management, Kubernetes, Cloud Security, Google Cloud Platform, Cloud Storage, Encryption, Data Access, Application Security, Cloud API, Cloud Management, Authorization (Computing), Data Security, Security Controls, Continuous Monitoring, Role-Based Access Control (RBAC), System Monitoring, Virtual Machines, Cyber Security Policies, Cryptography, Cloud Applications
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Transaction Processing, Strategic Leadership, Organizational Leadership, Business Transformation, Digital Transformation, Risk Analysis, Business Strategies, Strategic Thinking, Cyber Risk, Governance, Business Technologies, Financial Systems, Governance Risk Management and Compliance, Strategic Planning
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Data Security, Risk Management Framework, Key Management, Cybersecurity, Data Storage, USB, Payment Systems, Public Key Cryptography Standards (PKCS), Transaction Processing
Mixed · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Business Transformation, Business Leadership, Digital Transformation, Emerging Technologies, Technology Strategies, Innovation, Enterprise Architecture, Case Studies, Financial Regulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Web Servers, Server Side, Full-Stack Web Development, Network Protocols, Debugging, Javascript, Web Applications, Cryptography, Real Time Data
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Governance, Governance Risk Management and Compliance, Transaction Processing, Payment Systems, Technology Strategies, Strategic Thinking, Organizational Effectiveness, Financial Systems, Digital Assets, Payment Processing, Strategic Planning, Market Trend, Data Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Node.JS, Authentications, Web Frameworks, OAuth, Web Applications, Back-End Web Development, Server Side, Secure Coding, Single Sign-On (SSO), Application Development, Database Management, Databases, Cryptography, Data Storage Technologies, Middleware
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Payment Systems, Infrastructure Security, Cyber Risk, Network Infrastructure, Security Awareness, Data Integrity, Verification And Validation
Beginner · Course · 1 - 4 Weeks