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: 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, IT General Controls (ITGC), Problem Management, Control Objectives for Information and Related Technology (COBIT), Cryptography, Cloud Management, Generally Accepted Auditing Standards, Software Development Methodologies, Auditing, Internal Controls
★ 4.7 (67) · Intermediate · Specialization · 3 - 6 Months

Association of International Certified Professional Accountants
Skills you'll gain: Key Management, Blockchain, Digital Assets, Public Key Infrastructure, FinTech, Emerging Technologies, Cryptography, Distributed Computing, Transaction Processing
★ 4.7 (134) · Beginner · Course · 1 - 4 Weeks

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

University of California, Davis
Skills you'll gain: Secure Coding, Application Security, C and C++, Linux Administration, Verification And Validation, Code Review, Vulnerability Management, Linux, Security Controls, Vulnerability Assessments, Unix, User Accounts, Data Validation, File I/O, Cryptography, File Systems, System Programming, C (Programming Language), Identity and Access Management, Encryption
★ 4.6 (81) · Intermediate · 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, Digital Transformation, Diversity Equity and Inclusion Initiatives, Computer Science
★ 4.6 (62) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Threat Modeling, Cybersecurity, Cryptography, Mobile Security, Security Testing, Vulnerability Scanning, Cyber Security Assessment, Application Security, Operating System Administration, Network Security, Key Management, Operating Systems, Encryption, Hardening
★ 4 (20) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Data Ethics, Computer Security, Authentications, Cryptography, Information Assurance, Cyber Security Policies, Authorization (Computing), Security Software, Security Controls, Cyber Security Assessment, Information Privacy, Encryption, Data Access, Security Awareness, Risk Analysis, Problem Solving, Communication
★ 3.6 (30) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Blockchain, Risk Management, Enterprise Risk Management (ERM), Risk Analysis, Risk Management Framework, Risk Mitigation, Governance Risk Management and Compliance, Legal Risk, Interoperability, IT Security Architecture, Cyber Risk, Information Technology Architecture, Network Architecture, Governance, Solution Architecture, Application Security, Software Architecture, Cryptography, Data Storage, Systems Architecture
★ 4.8 (23) · Beginner · Specialization · 3 - 6 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, System Design and Implementation, Cryptography, Resilience, Service Recovery
★ 5 (6) · Beginner · Course · 1 - 4 Weeks

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

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 (23) · Intermediate · Specialization · 1 - 3 Months

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