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.

Skills you'll gain: Hardware Architecture, Security Engineering, Security Controls, Internet Of Things, Encryption, Network Security, Vulnerability Assessments, Cybersecurity, Data Security, Vulnerability Management, General Data Protection Regulation (GDPR), Cryptography, Information Privacy
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Blockchain, User Interface (UI), User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Cryptography, Secure Coding, Security Testing, Security Architecture Review, Web Development Tools, Security Controls, React Redux, Encryption, User Experience Design, Key Management, Cryptographic Protocols, Security Strategy, Application Security, Legal Technology, Vulnerability Assessments, Data Security
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Endpoint Security, Database Application, Cryptography, Object-Relational Mapping, Authentications, Query Languages, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, Network Security, Information Systems Security, Cloud Security, Cybersecurity, System Monitoring, Internet Of Things, Network Monitoring, Cyber Attacks, Mobile Security, Cryptography, Information Privacy, Authorization (Computing), Wireless Networks, Authentications, Data Storage, Patch Management, Operating Systems, Cloud Services, Cloud Platforms
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), API Design, Application Programming Interface (API), Application Security, Secure Coding, Security Controls, Vulnerability Assessments, Authorization (Computing), Hardening, Cryptographic Protocols, Cryptography, Authentications, Exploitation techniques
Intermediate · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Transaction Processing, Payment Systems, FinTech, Encryption, Data Structures, Public Key Cryptography Standards (PKCS), Virtualization and Virtual Machines, Network Protocols, Software Architecture, Distributed Computing, Data Integrity, Network Architecture, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Resource Management, Cloud Computing Architecture, Case Studies, Infrastructure Architecture, Cloud Management, Resource Allocation, IT Infrastructure, Cloud Infrastructure, Process Optimization, Law, Regulation, and Compliance, Process Improvement and Optimization, Business Solutions, Solution Architecture, Operational Analysis, Network Planning And Design, Cloud Solutions, Cloud Computing, Regulation and Legal Compliance, Microservices, Cryptography
Advanced · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Threat Modeling, IT Security Architecture, Network Security, Security Architecture Review, Internet Of Things, Identity and Access Management, Encryption, Cybersecurity, Security Controls, Threat Management, Cloud Security, Vulnerability Assessments, Cloud Solutions, Cryptographic Protocols, Systems Architecture, Cloud Services, Cloud Deployment, Cryptography, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Authentications, Key Management, Encryption, Cryptography
Beginner · Project · Less Than 2 Hours

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, FinTech, Market Trend, Cryptography, Digital Assets, Payment Systems, Financial Market, Cryptographic Protocols, Financial Systems, Key Management, Financial Services, Market Analysis, Technical Standard
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Security Testing, Application Design, Exploitation techniques, Event Monitoring, Server Side, Continuous Monitoring, Computer Security Incident Management, System Monitoring, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon CloudWatch, Network Troubleshooting, Continuous Monitoring, Identity and Access Management, AWS Identity and Access Management (IAM), Encryption, Network Security, Event Monitoring, Amazon Web Services, Security Controls, Cloud Security, IT Security Architecture, Cryptography, Network Monitoring, Network Performance Management, Cyber Security Policies, Security Requirements Analysis, Governance
Intermediate · Course · 1 - 4 Weeks