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: 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
★ 4.7 (297) · Beginner · Specialization · 1 - 3 Months

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
★ 4.7 (59) · Intermediate · Specialization · 3 - 6 Months

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
★ 4.8 (156) · Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Blockchain, Cryptography, Encryption, Key Management, Cryptographic Protocols, Data Security, Security Strategy, Information Privacy, Emerging Technologies, Performance Tuning, Algorithms, Scalability
Intermediate · Course · 1 - 4 Weeks

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
★ 4 (598) · Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Penetration Testing, Security Testing, Cyber Security Assessment, Cyber Threat Hunting, Threat Detection, Cryptographic Protocols, Cybersecurity, Cyber Threat Intelligence, Cryptography, Exploit development, Open Web Application Security Project (OWASP), Cyber Security Strategy, Cyber Attacks, Application Security, Security Awareness, Security Controls, Data Security, Cyber Risk, Security Strategy
★ 4.6 (291) · Beginner · Specialization · 1 - 3 Months
LearnQuest
Skills you'll gain: Blockchain, Key Management, Security Controls, Cryptography, Cybersecurity, Security Engineering, Application Security, Network Security, Vulnerability Assessments, Encryption, Secure Coding, Data Security, Distributed Denial-Of-Service (DDoS) Attacks, Public Key Cryptography Standards (PKCS), Security Testing, Vulnerability Management, Transaction Processing, Risk Management, Code Review, Data Integrity
★ 4.6 (20) · Intermediate · Specialization · 3 - 6 Months

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: Cybersecurity, Network Security, Cloud Security, Application Security, OSI Models, Cryptography, Encryption, Endpoint Security, Firewall, Malware Protection, Wireless Networks, Network Protocols, Public Key Infrastructure, Data Integrity, Virtualization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Key Management, Application Security, Python Programming, Brute-force attacks, Algorithms, Data Integrity
★ 5 (13) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Mobile Security, Microsoft Intune (Mobile Device Management Software), Network Security, Cybersecurity, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Vulnerability Assessments, Wireless Networks, Encryption, Application Security, Exploitation techniques, Web Applications, Cloud Security, Internet Of Things
★ 4.9 (19) · Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Cybersecurity, Email Security, Firewall, Algorithms
Intermediate · Course · 1 - 3 Months