Cryptography courses cover techniques for securing information and communication, focusing on encryption, decryption, hashing, and digital signatures. You’ll learn about symmetric and asymmetric key algorithms, protocols for secure data transmission, and how cryptographic methods protect privacy and integrity online.

Skills you'll gain: Large Language Modeling, Data Ethics, Cryptography, Responsible AI, Scalability, Encryption, Distributed Computing, Data Management, Cryptographic Protocols, Data Storage, Algorithms, Natural Language Processing, Machine Learning, ChatGPT, Deep Learning, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Network Security, Intrusion Detection and Prevention, Computer Security Incident Management, Command-Line Interface, Cryptography, Cyber Security Strategy, Open Web Application Security Project (OWASP), Application Security, Secure Coding, Cybersecurity, IT Security Architecture, Encryption, Vulnerability Assessments, Cyber Attacks, Multi-Factor Authentication, Information Systems Security, Cloud Security, Penetration Testing, Risk Management
★ 4.7 (72) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Authentications, Incident Response, MITRE ATT&CK Framework, Security Controls, Cryptography, Malware Protection, Cryptographic Protocols, Threat Modeling, Endpoint Security, Key Management, Authorization (Computing), Public Key Infrastructure, Vulnerability Assessments, Risk Management, Network Security, Application Security, Business Continuity Planning, Asset Management, Cloud Security, OSI Models
★ 4.7 (317) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cyber Security Strategy, Enterprise Security, Cybersecurity, IT Security Architecture, Security Strategy, Cyber Threat Intelligence, Cyber Operations, Cyber Risk, Computer Security Incident Management, Incident Response, Security Controls, Network Security, Application Security, Cyber Threat Hunting, Security Management, Secure Coding, Threat Detection, Security Information and Event Management (SIEM), Artificial Intelligence, Network Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Exploratory Data Analysis, Event-Driven Programming, Encryption, Cryptographic Protocols, Server Side, Web Development, Regression Analysis, Apache, Web Scraping, Machine Learning Algorithms, Natural Language Processing, Web Applications, Key Management, Test Tools, Python Programming, Predictive Modeling, Machine Learning Methods, Database Application, Supervised Learning
★ 4.8 (75) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Blockchain, Cryptography, Cybersecurity, Network Security, Cyber Risk
★ 5 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Cybersecurity, IT Security Architecture, MITRE ATT&CK Framework, Key Management, Cyber Attacks, Security Management, Identity and Access Management, Incident Response, Public Key Infrastructure, Security Strategy, Cryptography, Security Controls, Cloud Computing Architecture, Cyber Governance, Computer Security Incident Management, Cyber Operations, Cyber Security Strategy, Application Security, Security Software
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Public Key Infrastructure, Cryptography, Encryption, Windows Servers, Cryptographic Protocols, Web Servers, Active Directory, Cybersecurity, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Public Key Infrastructure, Cloud Security, Hardening, Security Engineering, Cryptographic Protocols, Infrastructure Security, System Configuration, Cryptography, Endpoint Security, Mobile Security
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Cryptographic Protocols, Cybersecurity, Email Security, Firewall, Algorithms, Data Integrity
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Public Key Infrastructure, Cryptography, Encryption, Data Security, Cryptographic Protocols, Data Integrity
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Key Management, Cryptography, Cryptographic Protocols, Encryption, Algorithms
★ 4.7 (284) · Intermediate · Course · 1 - 4 Weeks
Start with your focus. If you're interested in network security, choose courses covering SSL/TLS, VPNs, and secure communications. If you want to implement cryptography in software development, look for courses that include coding examples and libraries like OpenSSL or PyCrypto. Compare courses based on their focus on theoretical concepts or practical applications.