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: Blockchain, Cryptography, Cybersecurity, Network Security, Cryptographic Protocols, Data Security, Public Key Cryptography Standards (PKCS), Cyber Risk, Data Integrity, Transaction Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Cryptographic Protocols, Secure Coding, Public Key Cryptography Standards (PKCS), Key Management, Public Key Infrastructure, Python Programming, Brute-force attacks, Scripting, Algorithms
Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Security, Network Administration, Cryptography, Firewall, Cryptographic Protocols, Cybersecurity, Intrusion Detection and Prevention, Virtual Private Networks (VPN), Cloud Security, IT Security Architecture, Cyber Attacks, Security Controls, Public Key Infrastructure, Network Monitoring, Encryption, Network Planning And Design, Human Factors (Security), Local Area Networks, Virtual Local Area Network (VLAN), Network Switches
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Blockchain, Network Security, Application Security, Computer Security, Cryptography, Cryptographic Protocols, Secure Coding, Encryption, Vulnerability Assessments, Scalability, Distributed Computing, Data Integrity, Exploitation techniques, Transaction Processing, Algorithms
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Computer Security Incident Management, Vulnerability Management, Cyber Security Strategy, Cyber Governance, Incident Response, Cyber Operations, Cyber Threat Intelligence, Encryption, Cyber Attacks, Security Management, Governance Risk Management and Compliance, Incident Management, Cryptographic Protocols, Threat Detection, Security Strategy, Mobile Security, Vulnerability, Security Awareness, Vulnerability Assessments, Vulnerability Scanning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Penetration Testing, Brute-force attacks, Cyber Security Assessment, Exploitation techniques, Cyber Security Policies, Hardening, Encryption, Network Security, Security Testing, Cybersecurity, Application Security, Security Strategy, Data Storage, Vulnerability Assessments, Wireless Networks, Authentications, Cryptography, Data Security, Cyber Attacks, Drupal
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Public Key Infrastructure, Cryptography, Encryption, Data Security, Cryptographic Protocols, Data Integrity, Information Systems Security, Key Management, Digital Communications, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Key Management, Network Security, Digital Communications
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Cybersecurity, Data Security, Cryptography, AI Security, Data Storage, Data Integrity, Algorithms
Beginner · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, FinTech, Data Sharing, Public Key Infrastructure, Transaction Processing, Key Management, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Network Model, Emerging Technologies, Digital Assets, Authentications, Data Security, Information Privacy, Digital Transformation
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Quantum computing, Public Key Cryptography Standards (PKCS), Cryptography, Data Structures, Cryptographic Protocols, Algorithms, Encryption, Theoretical Computer Science, Computer Science, Mathematical Software, Advanced Mathematics
Build toward a degree
Advanced · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Blockchain, Key Management, Threat Modeling, Public Key Infrastructure, Security Controls, Cryptography, Cybersecurity, Data Security, Application Security, Network Security, Security Architecture Review, IT Security Architecture, Vulnerability Assessments, Encryption, Secure Coding, Cryptographic Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Public Key Cryptography Standards (PKCS), Security Testing, Vulnerability Management
Intermediate · Specialization · 3 - 6 Months