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.

Pearson
Skills you'll gain: Open Web Application Security Project (OWASP), AI Security, Vulnerability Assessments, Vulnerability Scanning, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Management, Network Security, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Cybersecurity, Cyber Security Assessment, Malware Protection, Mobile Security, Threat Modeling, Threat Detection, Web Applications, Internet Of Things, Cloud Computing, Network Architecture
★ 4.6 (27) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Network Security, Remote Access Systems, Disaster Recovery, OSI Models, General Networking, Network Administration, Network Troubleshooting, Computer Networking, Network Architecture, Network Infrastructure, Networking Hardware, Network Monitoring, TCP/IP, Virtual Private Networks (VPN), Network Protocols, Cybersecurity, Computer Security, Data Centers, Virtualization, Authentications
★ 4.8 (26) · Intermediate · Specialization · 1 - 3 Months
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Web Components, Cryptography, Data Validation, Unit Testing, Vue.JS, Development Testing, Data Security, Authentications, Encryption, Authorization (Computing), HTML and CSS, Hypertext Markup Language (HTML), Web Applications, Javascript, Security Strategy, Computer Programming
★ 4.3 (102) · Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Cyber Security Strategy, Cyber Threat Intelligence, Threat Management, Network Model, IT Security Architecture, Exploitation techniques, Security Controls, Security Awareness, Systems Design, Cryptography, Resilience, Service Recovery
★ 5 (7) · Beginner · Course · 1 - 4 Weeks

Association of International Certified Professional Accountants
Skills you'll gain: Blockchain, Key Management, Digital Assets, Asset Protection, Supply Chain, Data Security, Supply Chain Management, FinTech, Asset Management, Cybersecurity, Accounting, Security Awareness, Payment Systems, Emerging Technologies, Ledgers (Accounting), Security Controls, Securities (Finance), Cryptography, Risk Management, Business
★ 4.6 (219) · Beginner · Specialization · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, FinTech, Organizational Structure, Governance, Emerging Technologies, Web Applications, Transaction Processing, Law, Regulation, and Compliance, Distributed Computing, Digital Assets, Payment Processing, Regulatory Compliance, Ledgers (Accounting), Data Security, Financial Regulation, Case Studies
★ 4.7 (10) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Ethics, Interactive Learning, Big Data, Cybersecurity, Student Engagement, Pedagogy, General Networking, Blockchain, Digital pedagogy, Algorithms, Data Security, Teaching, digital literacy, Cryptography, Spatial Data Analysis, Technical Communication, Diversity Awareness, Education Software and Technology, Distributed Computing, Diversity Equity and Inclusion Initiatives
★ 4.6 (63) · Beginner · Specialization · 3 - 6 Months

Association of International Certified Professional Accountants
Skills you'll gain: Blockchain, FinTech, Emerging Technologies, Specialized Accounting, Legal Technology, Digital Assets, Cryptography, Cryptographic Protocols, Technology Solutions, Transaction Processing, Supply Chain Management, Information Privacy, Scalability
★ 4.6 (80) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: IBM Cloud, Cryptography, Cryptographic Protocols, Algorithms, Python Programming, Linear Algebra, Software Installation, Development Environment, Application Frameworks
★ 4.1 (12) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Cyber Governance, Cyber Security Policies, Cybersecurity, Intrusion Detection and Prevention, Cryptography, Security Management, Cyber Security Strategy, Network Security, Cryptographic Protocols, Cyber Attacks, Threat Modeling, Cyber Security Assessment, Vulnerability Assessments, Encryption, Cyber Risk, Threat Detection, Vulnerability Scanning, Threat Management, Incident Response, Risk Management Framework
★ 3.3 (18) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Authentications, Application Security, Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Cloud Security, Threat Management, Infrastructure Security, Exploitation techniques, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Dependency Analysis
★ 4.5 (114) · Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: AI Security, Penetration Testing, Exploit development, Network Security, Exploitation techniques, Open Web Application Security Project (OWASP), Cyber Security Assessment, Unix, Cyber Operations, Computer Security, 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
★ 4.4 (22) · Intermediate · Specialization · 3 - 6 Months