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: Cryptography, Encryption, Android Development, Key Management, Exploit development, Android (Operating System), Secure Coding, Mobile Security, Data Security, Application Security, Data Loss Prevention, Network Security, Exploitation techniques, Memory Management, File Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Cryptography, Encryption, .NET Framework, Security Testing, Application Security, Hardening, Data Security, Data Access, Exploitation techniques, Application Frameworks, Application Development, Data Validation, Development Environment
Intermediate · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Email Security, Digital Forensics, Network Security, Cloud Infrastructure, Incident Response, Incident Management, Cloud Platforms, Business Continuity Planning, Penetration Testing, Computer Security Incident Management, Business Continuity, Security Controls, System Configuration, Generative AI, Data Storage, Peripheral Devices, Cybersecurity, Application Security, Information Technology, Cryptography
★ 4.7 (16K) · Beginner · Professional Certificate · 3 - 6 Months
Multiple educators
Skills you'll gain: Unit Testing, Data Structures, Event-Driven Programming, File I/O, Interactive Data Visualization, Java, Java Programming, Object Oriented Design, Object Oriented Programming (OOP), User Interface (UI), Debugging, Software Testing, Computer Programming, Cryptography, Software Engineering, Bioinformatics, Algorithms, Data Analysis, Software Design, Problem Solving
★ 4.6 (15K) · Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Threat Modeling, Threat Management, Vulnerability Management, Cyber Threat Intelligence, Security Awareness, Cybersecurity, Vulnerability Assessments, Threat Detection, MITRE ATT&CK Framework, Data Security, Cyber Security Strategy, Cyber Risk, Authorization (Computing), Malware Protection, Authentications, Security Controls, Risk Management Framework, Identity and Access Management, Data Management, Cryptography
★ 4.8 (4.2K) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Logical Reasoning, Cryptographic Protocols, Combinatorics, Computational Logic, Deductive Reasoning, Cryptography, Probability, Key Management, Computational Thinking, Encryption, Probability & Statistics, Programming Principles, Network Analysis, Theoretical Computer Science, Bayesian Statistics, Python Programming, Algorithms, Arithmetic, Computer Programming
★ 4.5 (3.7K) · Beginner · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: File I/O, UI Components, Object Oriented Design, Java Programming, Software Design, User Interface (UI) Design, Debugging, Web Design and Development, Software Engineering, Code Reusability, Hypertext Markup Language (HTML), Computer Programming, Program Development, Event-Driven Programming, Bioinformatics, Encryption, Javascript, Algorithms, Data Analysis, Cascading Style Sheets (CSS)
★ 4.6 (22K) · Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: MITRE ATT&CK Framework, Intrusion Detection and Prevention, Threat Modeling, Azure Active Directory, Cryptography, Authentications, Network Monitoring, Vulnerability Management, Security Strategy, Cloud Security, Network Security, Security Information and Event Management (SIEM), Cyber Threat Intelligence, Microsoft Azure, Data Storage Technologies, Penetration Testing, Operating Systems, Compliance Management, Active Directory, Computer Security Incident Management
★ 4.7 (3.1K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Cryptography, Network Monitoring, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Computer Systems, Data Storage Technologies, Cybersecurity, Threat Detection, Security Controls, General Networking, Cloud Computing, Microsoft Azure, Active Directory, Encryption, Firewall, Operating Systems, Authentications, Authorization (Computing), General Data Protection Regulation (GDPR), Business Software
★ 4.7 (2.6K) · Intermediate · Specialization · 3 - 6 Months

New York University
Skills you'll gain: Security Engineering, Authentications, Threat Modeling, Network Security, Public Key Infrastructure, Distributed Denial-Of-Service (DDoS) Attacks, Cryptographic Protocols, Public Key Cryptography Standards (PKCS), Firewall, Cyber Attacks, Cryptography, Infrastructure Security, Cybersecurity, Data Encryption Standard, Threat Management, Cyber Risk, IT Security Architecture, Mobile Security, Enterprise Security, Cyber Security Assessment
★ 4.7 (3.7K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Digital Forensics, Cyber Threat Hunting, Incident Response, Cyber Threat Intelligence, Penetration Testing, Computer Security Incident Management, Threat Detection, MITRE ATT&CK Framework, Cryptography, Security Testing, Incident Management, Application Security, Encryption, Security Management, Cybersecurity, Vulnerability Scanning, Cyber Security Assessment, Brute-force attacks, Vulnerability Assessments, Security Awareness
★ 4.7 (4.6K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Email Security, Cybersecurity, Hardening, Authorization (Computing), Cyber Attacks, Security Awareness, Security Controls, Threat Management, Encryption, Data Security, Identity and Access Management, Authentications, Application Security, Endpoint Security, Threat Detection, Cryptography, Malware Protection, Patch Management, Multi-Factor Authentication
★ 4.9 (2K) · Beginner · Course · 1 - 4 Weeks