Quantum cryptography courses can help you learn the principles of quantum mechanics, key cryptographic protocols, and secure communication techniques. You can build skills in implementing quantum key distribution, understanding entanglement, and analyzing security proofs. Many courses introduce tools like Qiskit for quantum programming and various simulation software that allow you to experiment with quantum algorithms and cryptographic systems.

Peking University
Skills you'll gain: C (Programming Language), Programming Principles, Data Structures, Program Development, Computer Programming, Computer Science, Computer Architecture, Quantum computing, Theoretical Computer Science, Computer Hardware, Computational Logic
★ 4.8 (1.7K) · Mixed · Course · 3 - 6 Months

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Information Systems Security, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Exploit development, Advanced Encryption Standard (AES), Cryptographic Protocols, Intrusion Detection and Prevention, Metasploit, Application Security, Security Testing, Cyber Security Policies
★ 4 (600) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Threat Management, Risk Management Framework, Risk Management, Network Security, Identity and Access Management, Cybersecurity, Disaster Recovery, IT Security Architecture, Cryptography, OSI Models, Application Security, Cyber Security Policies, Infrastructure Security, Network Administration, Secure Coding, Personally Identifiable Information, Encryption, Security Testing, Information Technology, Software Development Tools
Intermediate · Course · 3 - 6 Months

Duke University
Skills you'll gain: Financial Modeling, Blockchain, FinTech, Risk Modeling, Portfolio Risk, Entrepreneurial Finance, Financial Market, Business Valuation, Risk Management, Excel Formulas, Market Data, Emerging Technologies, Cryptography, Risk Analysis, Fundraising and Crowdsourcing, Law, Regulation, and Compliance, Financial Analysis, Entrepreneurship, Finance, Microsoft Excel
★ 4.5 (1.4K) · Intermediate · Specialization · 3 - 6 Months

New York University
Skills you'll gain: Security Engineering, Threat Modeling, Distributed Denial-Of-Service (DDoS) Attacks, Cyber Attacks, Cybersecurity, Threat Management, Cyber Risk, Cyber Security Assessment, Information Systems Security, Network Security, Computer Security, Exploitation techniques, Risk Management Framework, Cryptography, Data Integrity
★ 4.7 (2.9K) · Beginner · Course · 1 - 4 Weeks

Palo Alto Networks
Skills you'll gain: Cybersecurity, Cyber Attacks, Network Security, Zero Trust Network Access, Malware Protection, IT Security Architecture, Firewall, Computer Security, AI Security, Cyber Threat Intelligence, Endpoint Security, Endpoint Detection and Response, Security Architecture Review, Exploitation techniques, Cloud Security, System Configuration, Cloud Computing, Software As A Service, Cryptography, Authentications
★ 4.6 (560) · Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Open Web Application Security Project (OWASP), User Accounts, Network Security, Incident Response, Security Controls, Command-Line Interface, Hardening, Cryptographic Protocols, Public Key Infrastructure, Endpoint Security, Cloud Security, Cybersecurity, Security Architecture Review, Identity and Access Management, Vulnerability Scanning, Cryptography, Vulnerability Assessments, Threat Management, Vulnerability Management, Threat Detection
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Blockchain, Ledgers (Accounting), FinTech, Design Elements And Principles, Cryptography, Emerging Technologies, Stakeholder Analysis, Cryptographic Protocols, Distributed Computing, Program Implementation, Financial Services, Public Key Cryptography Standards (PKCS), Information Privacy
★ 4.7 (691) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Computational Thinking, Data Structures, Design Strategies, Quantum computing, Python Programming, Analysis
★ 4.6 (267) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, Cybersecurity, Malware Protection, Network Security, Application Security, Information Systems Security, Cyber Security Strategy, Authentications, Data Security, Risk Management, Security Controls, Multi-Factor Authentication, Security Software, Threat Management, Risk Management Framework, Cryptography, Endpoint Security, Firewall, Threat Detection, Operating Systems
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Chemical Engineering, Chemistry, Thermal Management, Mechanics, Mechanical Engineering, Engineering Calculations, Mathematical Software, Process Engineering, Analytical Chemistry, Numerical Analysis, Vibrations, Statistical Methods, Differential Equations, Physics, Integral Calculus, Probability Distribution, Mathematical Modeling, Engineering, Applied Mathematics, Materials science
★ 4.5 (1.1K) · Advanced · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: SQL, Scalability, Data Pipelines, Data Manipulation, Data Integrity, Data Validation, Data Migration, Transaction Processing, Data Transformation, Scripting, Anomaly Detection, Record Keeping, Sampling (Statistics), Cryptography, Reconciliation
Advanced · Course · 1 - 4 Weeks