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.

Duke University
Skills you'll gain: File I/O, Object Oriented Design, Java Programming, Object Oriented Programming (OOP), Data Structures, Java, Cryptography, Software Engineering, Computer Programming, Code Reusability, Algorithms, Encryption, Maintainability, Data Store, Program Development, Web Analytics and SEO, Data Import/Export, Web Servers, Server Side
★ 4.6 (3.2K) · Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: IT Security Architecture, DevSecOps, Cloud Security, Mobile Security, Cloud Computing Architecture, Application Security, Network Security, Infrastructure Security, Cloud Computing, Security Controls, Cloud Infrastructure, Zero Trust Network Access, Firewall, Cloud Solutions, Endpoint Security, Load Balancing, Continuous Monitoring, System Monitoring, System Configuration, Cryptography
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, Cybersecurity, Hardening, Authorization (Computing), Cyber Attacks, Security Awareness, Security Controls, Threat Management, Encryption, Data Security, Identity and Access Management, Authentications, Application Security, Endpoint Security, Threat Detection, Cryptography, Malware Protection, Patch Management, Multi-Factor Authentication
★ 4.8 (1.2K) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Incident Response, IT Security Architecture, DevSecOps, Vulnerability Scanning, Vulnerability Assessments, Cloud Security, Threat Management, Security Management, Computer Security Incident Management, Endpoint Security, Mobile Security, Security Strategy, Cloud Computing Architecture, Cyber Threat Intelligence, Cryptographic Protocols, Cybersecurity, Cyber Security Policies, Cyber Security Strategy, Cryptography, Risk Management
Intermediate · Specialization · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Incident Response, Cyber Threat Intelligence, Cyber Threat Hunting, Key Management, Data Security, Malware Protection, Network Security, Threat Modeling, Computer Security Incident Management, File Systems, Threat Detection, Endpoint Security, Cryptography, Linux, Operating System Administration, Vulnerability Assessments, Cybersecurity, Cyber Operations, Security Information and Event Management (SIEM)
★ 4.8 (1.2K) · Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Graph Theory, Data Structures, Operations Research, Quantum computing, Public Key Cryptography Standards (PKCS), Cryptography, Computational Thinking, Design Strategies, Cryptographic Protocols, Tree Maps, Encryption, Network Model, Combinatorics, Data Science, Computer Science, Mathematical Modeling, Mathematical Software, Python Programming
★ 4.7 (962) · Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Email Security, Cybersecurity, Malware Protection, Network Security, Application Security, Information Systems Security, Cyber Security Strategy, Authentications, Data Security, Risk Management, Security Controls, Multi-Factor Authentication, Security Software, Threat Management, Risk Management Framework, Cryptography, Endpoint Security, Firewall, Threat Detection, Operating Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon CloudWatch, Key Management, Amazon Elastic Compute Cloud, Amazon Web Services, Amazon S3, Infrastructure Security, Cloud Security, Security Controls, Cloud Infrastructure, AWS CloudFormation, Network Security, Cryptography, Network Infrastructure, Encryption, Virtual Networking, Cloud Storage, Network Monitoring, Event Monitoring, Incident Response, Incident Management
Intermediate · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Internet Of Things, Cryptography, Security Requirements Analysis, Network Architecture, Network Security, Operating Systems, Software Systems, System Programming, Cybersecurity, Real Time Data, Web Services, Encryption, Network Protocols, Public Key Cryptography Standards (PKCS), Computer Networking, Threat Modeling, Systems Design
★ 4.3 (1.2K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Encryption, Cybersecurity, Cyber Security Strategy, Cyber Threat Intelligence, Cyber Attacks, Threat Management, Security Strategy, Authentications, Threat Detection, Cyber Security Policies, Network Security, Authorization (Computing), Cryptography, Endpoint Security, Data Security, Security Controls, Active Directory, Vulnerability Management, Identity and Access Management, Risk Management
Beginner · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Physics, electromagnetics, Experimentation, Cryptography, Mathematical Modeling, Laboratory Research, Emerging Technologies
★ 4.8 (339) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Technical Analysis, Blockchain, Financial Trading, Market Data, Cryptography, Payment Systems, FinTech, Digital Assets, Investments, Cryptographic Protocols, Risk Management, Key Management, Securities Trading, Business Modeling, Asset Management, Encryption, Financial Market, Financial Analysis, Market Trend, Finance
Beginner · Specialization · 3 - 6 Months