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.

Packt
Skills you'll gain: Cryptographic Protocols, Application Design, Exploitation techniques, Event Monitoring, Intrusion Detection and Prevention, Server Side, Continuous Monitoring, Computer Security Incident Management, System Monitoring, System Configuration
Intermediate · Course · 1 - 3 Months
Logical Operations
Skills you'll gain: Security Management, Information Systems Security, IT Security Architecture, Identity and Access Management, Security Architecture Review, Security Testing, Application Security, Asset Protection, Risk Management Framework, Cybersecurity, Security Controls, Risk Management, Data Security, Network Security, Infrastructure Security, Threat Modeling, Cloud Security, Incident Response, Cryptography, Network Monitoring
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Mapping, Data Structures, Blockchain, Programming Principles, Data Management, Secure Coding, Cryptography
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Encryption, Cybersecurity, Cryptography, File I/O, Python Programming, Programming Principles, Debugging, Data Mapping, Software Testing, Data Structures
★ 4.8 (13) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Threat Detection, Exploitation techniques, Data Encryption Standard, Threat Modeling, Security Awareness, Cryptography, Cyber Attacks, Data Security, Databases, Malware Protection, Penetration Testing, AI Security, Vulnerability Assessments, Application Security, Security Engineering, Artificial Intelligence, SQL
★ 5 (6) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Natural Language Processing, Embeddings, Hugging Face, Deep Learning, Large Language Modeling, Convolutional Neural Networks, Artificial Neural Networks, Encryption, Python Programming, Cryptography, Fine-tuning, Machine Learning Methods, Text Mining, Classification Algorithms, Applied Machine Learning, Model Training, Probability Distribution, Machine Learning Algorithms, Algorithms
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Cyber Security Assessment, Application Security, Computer Security, Cyber Security Policies, Penetration Testing, Data Security, Firewall, Cryptography, Intrusion Detection and Prevention, Security Awareness, Mobile Security, Malware Protection, Human Factors (Security)
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Java Programming, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Cryptographic Protocols, Authentications, Application Security, Data Import/Export, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption
★ 4.9 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Unix Shell, Software Installation, Unix Commands, Linux Commands, Linux, File Systems, Mac OS, File Management, Data Storage, Data Integrity, Cryptography
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: AWS CloudFormation, Amazon CloudWatch, Cloud Security, Data Security, Amazon Web Services, Infrastructure as Code (IaC), Data Governance, Cyber Governance, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, AI Security, Cloud Management, Key Management, Cryptography, Continuous Monitoring, Firewall, System Monitoring, Configuration Management
Intermediate · Course · 1 - 4 Weeks