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.

Princeton University
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Payment Systems, FinTech, Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Data Storage, Distributed Computing, Emerging Technologies, Scripting, Financial Regulation, Market Dynamics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Computer Security Incident Management, Network Security, Cryptography, AWS Identity and Access Management (IAM), Encryption, User Provisioning, Security Management, Penetration Testing, Vulnerability Scanning, ISO/IEC 27001, Information Systems Security, Network Architecture, Computer Networking, DevSecOps, Risk Management, OAuth, Data Management, Software Development Methodologies, Cybersecurity
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Application Security, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques, Software Design Patterns
Intermediate · Specialization · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: Hardware Design, Security Engineering, Computer Hardware, Hardware Architecture, Threat Modeling, Threat Detection, Cybersecurity, Application Specific Integrated Circuits, Exploit development, Cryptography, Encryption, Exploitation techniques, Technical Design, Emerging Technologies, System Design and Implementation
Mixed · Course · 1 - 3 Months

Skills you'll gain: IT Security Architecture, Network Security, Security Awareness, Cybersecurity, Encryption, Cryptography, Security Management, Authorization (Computing), Firewall, Authentications, Threat Detection, Hardening, Malware Protection, AI Enablement, Wireless Networks
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Cloud Security, Encryption, Amazon Web Services, AWS Identity and Access Management (IAM), Amazon S3, Data Security, Cryptography, Personally Identifiable Information
Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Combinatorics, Probability & Statistics, Data Analysis, Advanced Mathematics, Linear Algebra, Mathematics and Mathematical Modeling, Mathematical Theory & Analysis, Applied Mathematics, Statistics, Analysis, Statistical Analysis, Probability, Algorithms, Algebra
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Cloud Security, Cyber Security Assessment, Data Encryption Standard, Cloud Computing, Advanced Encryption Standard (AES), Data Security, Public Key Infrastructure
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Network Protocols, Encryption, Data Structures, Distributed Computing, Virtual Environment, Data Integrity, Emerging Technologies, Data Validation, Algorithms, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Python Programming, Data Security
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Blockchain, Cryptography, Network Security, Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Vulnerability Assessments, Transaction Processing
Advanced · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Information Assurance, Data Security, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 4 Weeks