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: Threat Management, Vulnerability Assessments, Incident Response, Incident Management, Computer Security Incident Management, Public Key Infrastructure, IT Security Architecture, Disaster Recovery, Vulnerability Management, Law, Regulation, and Compliance, Regulation and Legal Compliance, Threat Detection, Cyber Security Assessment, Risk Management, Risk Management Framework, Network Security, Infrastructure Security, Cloud Security, Hardening, Enterprise Application Management
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Infrastructure as Code (IaC), Endpoint Security, Vulnerability Management, Risk Management, Cryptography, Cybersecurity, Risk Management Framework, Cloud Computing Architecture, Network Security, Incident Response, Threat Management, Cloud Security, Risk Analysis, Cryptographic Protocols, Cyber Attacks, Business Risk Management, Encryption, Cyber Security Policies, Cyber Threat Intelligence
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cryptography, Data Security, Encryption, Authorization (Computing), General Data Protection Regulation (GDPR), Cryptographic Protocols, Public Key Infrastructure, Authentications, Key Management, Identity and Access Management, Web Development, Application Security, Web Applications, Data Integrity, Multi-Factor Authentication, Security Strategy
Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Probability, Computational Logic, Combinatorics, Bayesian Statistics, Algorithms, Theoretical Computer Science, Mathematical Software, Mathematical Theory & Analysis, Cryptography, Logical Reasoning, Deductive Reasoning, Computational Thinking, Computer Science, Encryption, Data Structures, Arithmetic, General Mathematics, Public Key Cryptography Standards (PKCS), Problem Solving, Cybersecurity
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Security Controls, Cybersecurity, Encryption, Cyber Attacks, Information Systems Security, Cryptographic Protocols, Threat Management, IT Security Architecture, Vulnerability Assessments, Vulnerability, Cyber Security Assessment, Vulnerability Scanning, Threat Detection, Cloud Security, Key Management, Asset Protection, Security Awareness, Gap Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Risk Analysis, Risk Management, Cybersecurity, Incident Management, Network Security, Incident Response, Cloud Security, Cyber Attacks, Authentications, Business Continuity Planning, Information Systems Security, Application Security, Security Management, Threat Modeling, OSI Models, Threat Management, Disaster Recovery, Cryptography, Vulnerability Assessments
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Blockchain, Digital Assets, Financial Inclusion, FinTech, Cryptography, Distributed Computing, Financial Services, Digital Transformation, Ledgers (Accounting), Cryptographic Protocols, Network Security, Information Privacy, Transaction Processing, Cost Reduction
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Blockchain, Cryptography, Data Storage, Systems Architecture, Network Architecture, FinTech, Distributed Computing, Cryptographic Protocols, Programming Principles, Emerging Technologies, Computing Platforms, Scalability, Data Integrity
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Data Ethics, Big Data, Cybersecurity, Data Security, Cryptography, Information Privacy, Encryption, Digital pedagogy, AI Personalization, Computer Science, Web Servers, Machine Learning, Machine Learning Methods, Supervised Learning, Artificial Neural Networks
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Loss Prevention, Security Testing, Network Security, Cryptography, Cyber Security Assessment, Cryptographic Protocols, Security Controls, Cloud Security, Encryption, Data Security, Network Administration, Information Assurance, Identity and Access Management, Cloud Computing, Penetration Testing, Cyber Risk, Authorization (Computing), Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Network Security, Disaster Recovery, Cryptography, Cyber Operations, Encryption, Infrastructure as Code (IaC), Infrastructure Security, Software-Defined Networking, Security Management, Identity and Access Management, Security Controls, System Monitoring, Network Architecture, Event Monitoring, Virtual Networking, Authorization (Computing), Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploit development, Metasploit, Exploitation techniques, Penetration Testing, Database Management, Cryptography, Security Testing, Cyber Security Assessment, Data Import/Export, Encryption, Vulnerability Assessments, Cybersecurity, SQL, Command-Line Interface
Mixed · Course · 1 - 4 Weeks