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: Loans, Lending and Underwriting, FinTech, Key Management, Cryptography, Cryptographic Protocols, Digital Assets, Market Liquidity, Financial Trading, Transaction Processing, Public Key Infrastructure, Supply Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, IT Security Architecture, Security Testing, Single Sign-On (SSO), Data Security, Contingency Planning, User Provisioning, Cryptography, Network Security, Application Security, Information Systems Security, Cryptographic Protocols, Asset Protection, Cloud Security, Computer Security Incident Management, Digital Assets, Public Key Cryptography Standards (PKCS), Incident Response, Risk Management Framework, Risk Management
Advanced · Specialization · 3 - 6 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
Intermediate · Specialization · 3 - 6 Months

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
Intermediate · Specialization · 1 - 3 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
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, AWS Identity and Access Management (IAM), Security Controls, Geographic Information Systems, Geospatial Information and Technology, Encryption, Data Security, Network Security, Public Key Infrastructure, Cryptography, Web Applications, Wireless Networks
Beginner · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Digital Forensics, Network Security, Incident Response, Cryptography, Penetration Testing, Vulnerability Management, Cybersecurity, Application Security, Security Information and Event Management (SIEM), Cyber Security Policies, Threat Detection, Network Monitoring, Cloud Security, Vulnerability Assessments, Malware Protection, Mobile Security, Identity and Access Management, Internet Of Things, Risk Analysis, Web Applications
Beginner · Professional Certificate · 3 - 6 Months

Infosec
Skills you'll gain: Authentications, Secure Coding, Cryptography, Application Security, Web Applications, Javascript, Identity and Access Management, Node.JS, Security Awareness
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: IT Security Architecture, Computer Security Incident Management, Network Security, Incident Response, Cryptography, Digital Forensics, Security Requirements Analysis, Penetration Testing, Incident Management, Human Factors (Security), Threat Detection, Cloud Security, Vulnerability Assessments, Cyber Attacks, Encryption, Cybersecurity, Vulnerability Management, Exploitation techniques, Data Security, Security Management
Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Cyber Security Policies, Security Engineering, Information Systems Security, Human Factors (Security), Computer Security, Network Security, Cybersecurity, Security Awareness, Vulnerability, Threat Modeling, Policy Analysis, Political Sciences, Security Controls, Vulnerability Assessments, Public Policies, Safety and Security, Human Factors, Cryptography, Usability, Software Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Personally Identifiable Information, Data Security, Data Governance, Vulnerability Management, Vulnerability Assessments, Law, Regulation, and Compliance, Big Data, Encryption, Cryptography, Cryptographic Protocols
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
Beginner · Course · 1 - 3 Months