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.

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Application Development, Web Applications, Payment Systems, Cryptography, Investments, FinTech, Digital Assets, Open Source Technology, Distributed Computing, Fundraising and Crowdsourcing, Transaction Processing, Algorithms, Financial Regulations, Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Security, Network Security, Information Systems Security, Cloud Security, Cybersecurity, System Monitoring, Internet Of Things, Network Monitoring, Cyber Attacks, Mobile Security, Cryptography, Information Privacy, Authorization (Computing), Wireless Networks, Authentications, Data Storage, Patch Management, Operating Systems, Cloud Services, Cloud Platforms
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Threat Modeling, IT Security Architecture, Network Security, Security Architecture Review, Internet Of Things, Identity and Access Management, Encryption, Cybersecurity, Security Controls, Threat Management, Cloud Security, Vulnerability Assessments, Cloud Solutions, Cryptographic Protocols, Systems Architecture, Cloud Services, Cloud Deployment, Cryptography, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Integrity, Data Management, Cloud Management, Data Loss Prevention, Cloud Storage, Data Storage Technologies, Data Storage, Security Controls, Key Management, Cloud Standards, Cryptography, Identity and Access Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploitation techniques, Scenario Testing, Cybersecurity, Vulnerability Assessments, Linux Servers, Linux, Operating System Administration, Command-Line Interface, Linux Commands, Cryptography, File Management, Microsoft Windows
Intermediate · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Network Security, Cybersecurity, Information Assurance, Cloud Security, Security Controls, Mobile Security, Data Security, Cryptography, Public Key Infrastructure, Cyber Security Policies, Authorization (Computing), Intrusion Detection and Prevention, Infrastructure Security, Network Monitoring, Wireless Networks, Authentications, Identity and Access Management, Enterprise Security, Cloud Computing, Data Loss Prevention
Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Testing, Business Logic, Test Tools, Cryptography, Cybersecurity, Identity and Access Management, Authentications, Vulnerability Assessments, Encryption, Data Validation, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS CloudFormation, Amazon CloudWatch, Cloud Security, Data Security, Amazon Web Services, Infrastructure as Code (IaC), Data Governance, Cyber Governance, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, AI Security, Cloud Management, Key Management, Cryptography, Continuous Monitoring, Firewall, System Monitoring, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Cyber Security Assessment, Application Security, Cyber Security Policies, Penetration Testing, Data Security, Firewall, Cryptography, Intrusion Detection and Prevention, Security Awareness, Security Software, Mobile Security, Email Security, Information Assurance, Human Factors (Security)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Unix Shell, Software Installation, Unix Commands, Linux Commands, Linux, File Systems, Mac OS, File Management, Data Storage, Data Integrity, Cryptography
Beginner · Course · 1 - 3 Months
Logical Operations
Skills you'll gain: Security Management, Information Systems Security, IT Security Architecture, Identity and Access Management, Security Architecture Review, Security Testing, Application Security, Asset Protection, Risk Management Framework, Cybersecurity, Security Controls, Risk Management, Data Security, Network Security, Infrastructure Security, Threat Modeling, Cloud Security, Incident Response, Cryptography, Network Monitoring
Mixed · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Encryption, Malware Protection, Distributed Denial-Of-Service (DDoS) Attacks, Computer Security Awareness Training, Cybersecurity, Cyber Attacks, Identity and Access Management, Security Awareness, Exploitation techniques, Security Controls, Cryptography, Data Security, Personally Identifiable Information, User Accounts, Key Management, Human Factors (Security), Email Security, General Data Protection Regulation (GDPR), Cyber Risk, Information Privacy
Beginner · Course · 1 - 4 Weeks