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 System
Skills you'll gain: Risk Analysis, Cybersecurity, Risk Management, Cyber Attacks, Cryptographic Protocols, Cyber Security Assessment, Vulnerability Assessments, Encryption, Network Security, Data Security, Cryptography, Security Awareness, Information Assurance, Public Key Infrastructure, Authentications, Data Integrity, Network Protocols
★ 4.7 (1.1K) · Beginner · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Computing Platforms, Cybersecurity, Linear Algebra, Critical Thinking, Probability & Statistics
★ 4.1 (114) · Beginner · Course · 1 - 4 Weeks

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), Change Control, Cryptography, Cloud Management, Generally Accepted Auditing Standards, Auditing, Internal Controls
★ 4.7 (75) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cryptography, Security Requirements Analysis, Network Architecture, Network Security, Internet Of Things, Cybersecurity, Web Services, Advanced Encryption Standard (AES), Encryption, Embedded Systems, Network Protocols, Public Key Cryptography Standards (PKCS), Communication Systems, Threat Modeling, Security Controls, Simple Object Access Protocol (SOAP), TCP/IP, Web Applications, Restful API, Information Privacy
★ 4.4 (172) · Intermediate · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Logical Reasoning, Deductive Reasoning, Computational Logic, Computational Thinking, Algorithms, Artificial Intelligence, Cryptography, Graph Theory
★ 4.7 (35) · Beginner · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Network Security, Mobile Security, Public Key Infrastructure, Cryptography, Security Controls, Cryptographic Protocols, Cybersecurity, Authorization (Computing), Encryption, Authentications, Identity and Access Management, Wireless Networks, Cloud Computing, Cloud Security, Virtual Machines, Network Monitoring, Data Security, Internet Of Things, Virtualization and Virtual Machines
★ 4.6 (125) · Beginner · Course · 1 - 3 Months

Universidad Austral
Skills you'll gain: Blockchain, FinTech, Internet Of Things, Emerging Technologies, Financial Inclusion, Payment Systems, Financial Regulations, Financial Regulation, Legal Technology, Digital Assets, Bank Regulations, Business Transformation, Financial Systems, Digital Transformation, Public Administration, Distributed Computing, Financial Services, Governance, Cryptography, World History
★ 4.8 (1K) · Beginner · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, FinTech, Data Sharing, Public Key Infrastructure, Transaction Processing, Key Management, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Network Model, Emerging Technologies, Digital Assets, Authentications, Data Security, Information Privacy, Digital Transformation
★ 4.1 (235) · Beginner · Specialization · 3 - 6 Months

New York University
Skills you'll gain: Cyber Attacks, Infrastructure Security, Mobile Security, Enterprise Security, Cyber Risk, Cyber Governance, Cyber Security Policies, Cybersecurity, IT Security Architecture, Cloud Security, NIST 800-53, Hybrid Cloud Computing, Security Awareness, Security Controls, Risk Management Framework, Blockchain, Internet Of Things, Cryptographic Protocols, Cryptography, Data Integrity
★ 4.7 (685) · Intermediate · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Digital Forensics, Network Security, Incident Response, 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
★ 4.9 (48) · Beginner · Professional Certificate · 3 - 6 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Exploitation techniques, Authentications, Vulnerability Assessments, Application Security, Vulnerability Management, Event Monitoring, Security Controls, Data Integrity, Continuous Monitoring, Secure Coding, System Monitoring, Patch Management, Identity and Access Management, Multi-Factor Authentication, Authorization (Computing), Cryptography, Extensible Markup Language (XML), System Configuration, Incident Response
★ 4.5 (126) · Intermediate · 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