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.

Ball State University
Skills you'll gain: Cryptography, Application Security, Encryption, Authentications, Cybersecurity, Data Encryption Standard, Advanced Encryption Standard (AES), Email Security, Network Security, Information Systems Security, Key Management, Application Development, Public Key Infrastructure, Data Integrity
Build toward a degree
Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: AI Security, Responsible AI, DevSecOps, Cryptography, Network Security, Secure Coding, Application Security, Encryption, IT Security Architecture, Advanced Encryption Standard (AES), Cybersecurity, Cyber Security Strategy, Key Management, CI/CD, Cloud Security, Software Development, Security Awareness, Artificial Intelligence and Machine Learning (AI/ML), Security Controls, Software Architecture
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cryptography, Model Evaluation, Exploratory Data Analysis, Event-Driven Programming, Encryption, Server Side, Web Development, Regression Analysis, Apache, Web Services, Classification Algorithms, Machine Learning Algorithms, Data Preprocessing, Public Key Cryptography Standards (PKCS), Web Scraping, Natural Language Processing, Web Applications, Key Management, Python Programming, Predictive Modeling
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Blockchain, Cryptography, Encryption, Key Management, Cryptographic Protocols, Data Security, Security Strategy, Information Privacy, Emerging Technologies, Performance Tuning, Algorithms, Scalability
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Cryptography, Identity and Access Management, Network Security, Data Security, Authentications, User Provisioning, Encryption, Multi-Factor Authentication, Security Assertion Markup Language (SAML), Advanced Encryption Standard (AES), Single Sign-On (SSO), Threat Modeling, Cyber Attacks, Cyber Risk, Cybersecurity, Computer Security, Data Management, Cyber Security Strategy, Security Management, Security Awareness
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Penetration Testing, Security Testing, Cyber Security Assessment, Cyber Threat Hunting, Threat Detection, Cryptographic Protocols, Cybersecurity, Cyber Threat Intelligence, Cryptography, Exploit development, Open Web Application Security Project (OWASP), Cyber Security Strategy, Cyber Attacks, Application Security, Security Awareness, Security Controls, Data Security, Cyber Risk, Security Strategy
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cybersecurity, Network Security, Cloud Security, Application Security, OSI Models, Cryptography, Encryption, Endpoint Security, Firewall, Malware Protection, Wireless Networks, Network Protocols, Public Key Infrastructure, Data Integrity, Virtualization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Metasploit, Penetration Testing, Malware Protection, Exploitation techniques, Database Management, Cyber Threat Intelligence, Vulnerability Assessments, Cyber Security Assessment, Brute-force attacks, Cryptography, Cybersecurity, Vulnerability Scanning, Intrusion Detection and Prevention, Data Import/Export, MySQL, Encryption, Mobile Security, Linux, Linux Administration
Beginner · Specialization · 3 - 6 Months

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

University of London
Skills you'll gain: Key Management, Security Management, Cyber Attacks, Cryptography, Cyber Security Policies, Cybersecurity, Encryption, Cyber Risk, Information Assurance, Incident Response
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Application Security, Public Key Cryptography Standards (PKCS), Secure Coding, Data Security, Web Development, Email Security, PHP (Scripting Language), Brute-force attacks, Algorithms, User Provisioning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Key Management, Exploit development, Android (Operating System), Secure Coding, Mobile Security, Data Security, Authentications, Application Security, Network Security, Exploitation techniques, File Systems
Mixed · Course · 1 - 4 Weeks