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.

Macquarie University
Skills you'll gain: Identity and Access Management, AWS Identity and Access Management (IAM), Authentications, Azure Active Directory, Okta, Cybersecurity, Security Management, Data Security, Cloud Security
Beginner · Course · 1 - 3 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Transaction Processing, Payment Systems, FinTech, Encryption, Data Structures, Public Key Cryptography Standards (PKCS), Virtualization and Virtual Machines, Network Protocols, Software Architecture, Distributed Computing, Data Integrity, Network Architecture, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Cyber Security Assessment, Application Security, Cyber Security Policies, Penetration Testing, Data Security, Firewall, Cryptography, Intrusion Detection and Prevention, Security Awareness, Security Software, Mobile Security, Email Security, Information Assurance, Human Factors (Security)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Encryption, Cybersecurity, Cryptography, File I/O, Python Programming, Programming Principles, Debugging, Data Mapping, Software Testing, Data Structures
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: JavaScript Frameworks, Node.JS, Web Frameworks, Restful API, Web Development, Web Applications, Application Programming Interface (API), Server Side, File Systems, Javascript, File I/O, Web Servers, Databases, Authentications, Middleware, Cryptography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Security Controls, Code Reusability, Cryptography, User Accounts
Intermediate · Course · 3 - 6 Months

Packt
Skills you'll gain: Cryptographic Protocols, Application Design, Exploitation techniques, Event Monitoring, Intrusion Detection and Prevention, Server Side, Continuous Monitoring, Computer Security Incident Management, System Monitoring, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: IT Security Architecture, Incident Response, Computer Security Incident Management, Zero Trust Network Access, Cloud Computing Architecture, Authentications, Endpoint Detection and Response, Risk Analysis, Network Security, Compliance Training, Risk Mitigation, Risk Management Framework, Cyber Governance, Regulatory Compliance, Cloud Computing, Data Security, Application Security, Cyber Risk, Information Systems Security, Risk Management
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploitation techniques, Scenario Testing, Cybersecurity, Vulnerability Assessments, Linux Administration, Linux Servers, Linux, Command-Line Interface, Linux Commands, Cryptography, File Management, Microsoft Windows, Unix Shell, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Mapping, Memory Management, Exploit development, Web Applications, Computational Logic, Code Reusability, Authorization (Computing), Software Development Tools, Security Controls, Other Programming Languages, Software Architecture, Program Development, Scalability, Data Storage
Intermediate · Specialization · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Encryption, Malware Protection, Distributed Denial-Of-Service (DDoS) Attacks, Computer Security Awareness Training, Cybersecurity, Cyber Attacks, Identity and Access Management, Security Awareness, Exploitation techniques, Security Controls, Cryptography, Data Security, Personally Identifiable Information, User Accounts, Key Management, Human Factors (Security), Email Security, General Data Protection Regulation (GDPR), Cyber Risk, Information Privacy
Beginner · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, FinTech, Market Trend, Cryptography, Digital Assets, Payment Systems, Financial Market, Cryptographic Protocols, Financial Systems, Key Management, Financial Services, Market Analysis, Technical Standard
Intermediate · Course · 1 - 3 Months