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: Public Key Infrastructure, Cryptography, Key Management, Encryption, Windows Servers, Infrastructure Security, Active Directory, Network Infrastructure, Authentications, Cybersecurity, System Configuration, Configuration Management, Data Integrity
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Security, Cryptography, Firewall, Cybersecurity, Intrusion Detection and Prevention, Virtual Private Networks (VPN), Cloud Security, Public Key Infrastructure, Network Monitoring, Encryption, Network Architecture, Dynamic Host Configuration Protocol (DHCP), Human Factors (Security), Local Area Networks, Virtual Local Area Network (VLAN), Network Switches, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Computer Security Incident Management, Network Security, Cryptography, AWS Identity and Access Management (IAM), Encryption, User Provisioning, Security Management, Penetration Testing, Vulnerability Scanning, ISO/IEC 27001, Information Systems Security, Network Architecture, Computer Networking, DevSecOps, Risk Management, OAuth, Data Management, Software Development Methodologies, Cybersecurity
Beginner · Specialization · 3 - 6 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Encryption, Transaction Processing, Authentications, FinTech, Data Security, Emerging Technologies, Data Integrity, Distributed Computing
Beginner · Course · 1 - 4 Weeks

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, Cyber Risk, Encryption, Information Assurance, Incident Response
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Incident Response, MITRE ATT&CK Framework, Security Controls, Cryptography, Malware Protection, Threat Modeling, Endpoint Security, Key Management, Authorization (Computing), Public Key Infrastructure, Vulnerability Assessments, Risk Management, Network Security, Application Security, Business Continuity Planning, Asset Management, Cloud Security, OSI Models, Continuous Monitoring
Beginner · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Application Security, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques, Software Design Patterns
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Security, Data Security
Intermediate · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Security Awareness, Cybersecurity, Cyber Attacks, Cyber Security Policies, Threat Detection, ISO/IEC 27001, Security Controls, Computer Security, Network Security, Risk Management Framework, Information Systems, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptographic Protocols, Blockchain, Cryptography, Encryption, Business Continuity, Application Security, Disaster Recovery, Threat Modeling, Vulnerability Assessments, Cybersecurity, Enterprise Security, Network Security, Regulation and Legal Compliance, Data Security, Secure Coding, Key Management, Application Frameworks, Distributed Denial-Of-Service (DDoS) Attacks, Emerging Technologies, Data Integrity
Beginner · Specialization · 1 - 3 Months

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