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.

The University of Sydney
Skills you'll gain: Blockchain, Distributed Computing, Security Engineering, Network Security, Scalability, Cryptography, Data Integrity, Transaction Processing, Algorithms
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Key Management, Data Security, Cryptography, Encryption, Information Systems Security, Cybersecurity, Network Security, Security Information and Event Management (SIEM), Application Security, Network Monitoring, Network Analysis, Intrusion Detection and Prevention, Event Monitoring, Continuous Monitoring, Incident Response
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Authentications, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Security Controls
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, General Networking, Network Routing, Network Routers, Computer Networking, Network Infrastructure, Routing Protocols, Network Model, Cryptography, Web Applications
Build toward a degree
Intermediate · Course · 1 - 3 Months

New York University
Skills you'll gain: Infrastructure Security, Cyber Security Strategy, Mobile Security, Enterprise Security, Cyber Risk, Cyber Security Policies, Cybersecurity, Cloud Security, NIST 800-53, Hybrid Cloud Computing, Security Awareness, Cloud Computing Architecture, Blockchain, Internet Of Things, Cryptography, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Network Security, Network Administration, Security Management, Firewall, Network Monitoring, Cybersecurity, General Networking, Network Protocols, Computer Networking, Virtual Private Networks (VPN), Wireless Networks, Vulnerability Assessments, Cloud Security, System Monitoring, TCP/IP, Intrusion Detection and Prevention, Cloud Computing, Threat Detection, Cryptography, Encryption
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Vulnerability Assessments, Application Security, Vulnerability Management, Event Monitoring, Secure Coding, Security Controls, Hardening, Data Integrity, Security Testing, System Monitoring, Cybersecurity, Patch Management, Threat Modeling, Exploitation techniques, Authorization (Computing), Cryptography, Extensible Markup Language (XML), System Configuration
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Blockchain, Digital Assets, FinTech, Asset Management, Digital Transformation, Emerging Technologies, Identity and Access Management, Distributed Computing, Financial Services, Cryptography, Empowerment, Transaction Processing, Contract Compliance
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, Information Systems Security, Threat Detection, Cloud Security, Vulnerability Assessments, Threat Modeling, Encryption, Cybersecurity, Vulnerability Management, Exploitation techniques, Data Security, Security Management, Personally Identifiable Information
Beginner · Specialization · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Cryptography, Security Requirements Analysis, Encryption, Data Security, Security Management, Personally Identifiable Information, Threat Management, ISO/IEC 27001, Cyber Security Policies, Information Assurance, General Data Protection Regulation (GDPR), Cybersecurity, Information Privacy, Security Awareness, Threat Detection, Cyber Risk, Human Factors, Authentications, Data Integrity, Authorization (Computing)
Beginner · Course · 1 - 4 Weeks

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

University of California, Davis
Skills you'll gain: Secure Coding, Application Security, C and C++, Verification And Validation, Linux, Vulnerability Assessments, Unix, User Accounts, Data Validation, Cryptography, File Systems, C (Programming Language), File Management, OS Process Management
Intermediate · Course · 1 - 4 Weeks