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: Algorithms, Computer Hardware, Cryptography, Python Programming, Computer Programming, Computational Thinking, Emerging Technologies, Technical Documentation, Theoretical Computer Science, Linear Algebra, Simulations
Beginner · Course · 1 - 3 Months

Association of International Certified Professional Accountants
Skills you'll gain: Key Management, Blockchain, Digital Assets, Emerging Technologies, Cryptography, Distributed Computing, Transaction Processing, Ledgers (Accounting), Data Storage, Data Integrity
Beginner · Course · 1 - 4 Weeks

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

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, File Systems, Cloud Computing, Operating Systems, Transaction Processing, Network Security, Data Centers, Authorization (Computing), Apache Hadoop, Data Store, Authentications, Cryptography, NoSQL, Algorithms
Mixed · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Key Management, Data Security, Cryptography, Encryption, Cybersecurity, Network Security, Security Information and Event Management (SIEM), Network Monitoring, Network Analysis, Intrusion Detection and Prevention, Event Monitoring, Continuous Monitoring, Threat Detection, Incident Response
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, General Networking, Network Routers, Routing Protocols, Public Key Infrastructure, Network Model, Cryptography, Web Applications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Cryptography, Application Security, Web Applications, Javascript, Identity and Access Management, Node.JS, Browser Compatibility
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Blockchain, FinTech, Emerging Technologies, Cryptography, Law, Regulation, and Compliance, Financial Regulation, Regulatory Requirements, Regulatory Compliance, Encryption, Technology Strategies, Business Logic, Payment Systems, Data Integrity, Digital Assets, Financial Services, Public Key Infrastructure, Innovation, Distributed Computing, Due Diligence, Network Protocols
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Audit Planning, Service Level Agreement, Data Governance, Systems Development Life Cycle, Data Loss Prevention, Security Testing, Network Security, Software Development Life Cycle, IT Management, Systems Development, Incident Management, Problem Management, Database Management Systems, Control Objectives for Information and Related Technology (COBIT), Cryptography, Cloud Management, Software Development Methodologies, Auditing, Risk Management Framework, Internal Controls
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Cybersecurity, TCP/IP, Network Protocols, Data Security, Litigation Support, Network Security, General Networking, Record Keeping, Data Storage, Data Integrity, Cryptography, File Management, File Systems, Encryption, Data Validation, Command-Line Interface, Technical Writing, Linux Commands, Unix Commands, Algorithms
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Cybersecurity, Cyber Attacks, Incident Response, Security Management, Network Security, Security Information and Event Management (SIEM), Security Controls, Identity and Access Management, Cryptography, Threat Detection, Data Security, Computer Security, Encryption, Personally Identifiable Information, Data Governance, Firewall, Vulnerability Assessments, User Accounts, Authorization (Computing), Risk Management
Intermediate · Course · 3 - 6 Months

EC-Council
Skills you'll gain: Network Security, Incident Response, Computer Security Incident Management, Cryptography, Penetration Testing, Vulnerability Management, Cybersecurity, Application Security, Cyber Security Policies, Security Information and Event Management (SIEM), Threat Detection, Network Monitoring, Cloud Security, Vulnerability Assessments, Malware Protection, Mobile Security, Identity and Access Management, Internet Of Things, Risk Analysis, Web Applications
Beginner · Professional Certificate · 3 - 6 Months