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: Identity and Access Management, Business Continuity, Cryptographic Protocols, Network Security, Cryptography, Encryption, User Provisioning, Security Management, Penetration Testing, ISO/IEC 27001, Threat Management, Network Performance Management, Information Systems Security, Network Architecture, Cyber Operations, Data Management, Vulnerability Management, Software Development Methodologies, Cybersecurity, Configuration Management
★ 4.8 (157) · Beginner · Specialization · 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, Encryption, Exploit development, Advanced Encryption Standard (AES), Cryptographic Protocols, Intrusion Detection and Prevention, Metasploit, Application Security, Security Testing, Cyber Security Policies, Security Controls
★ 4 (599) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Incident Response, Network Security, Intrusion Detection and Prevention, Command-Line Interface, Cryptography, Cyber Security Strategy, Open Web Application Security Project (OWASP), Application Security, Secure Coding, Cybersecurity, IT Security Architecture, Encryption, Information Systems Security, Vulnerability Assessments, Cyber Attacks, Risk Management Framework, Multi-Factor Authentication, Cloud Security, Penetration Testing, Risk Management
★ 4.7 (60) · Intermediate · Specialization · 3 - 6 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Public Key Infrastructure, Key Management, Transaction Processing, Authentications, FinTech, Data Security, Information Privacy, Emerging Technologies, Data Integrity, Distributed Computing
★ 4.5 (53) · 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
★ 5 (13) · Mixed · Course · 1 - 3 Months

University of London
Skills you'll gain: Key Management, Security Management, Cyber Attacks, Cryptography, Cyber Security Policies, Cybersecurity, Encryption, Cyber Risk, ISO/IEC 27001, Threat Management, Cyber Governance, Risk Management Framework, Computer Security, Information Assurance, Security Controls, Enterprise Security, Data Integrity
★ 4.7 (317) · Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Authentications, Incident Response, MITRE ATT&CK Framework, Security Controls, Cryptography, Malware Protection, Cryptographic Protocols, Threat Modeling, Endpoint Security, Key Management, Authorization (Computing), Public Key Infrastructure, Security Management, Vulnerability Assessments, Risk Management, Network Security, Application Security, Asset Management, Cloud Security, OSI Models
★ 4.7 (300) · Beginner · Specialization · 1 - 3 Months
LearnQuest
Skills you'll gain: Blockchain, Key Management, 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, Solution Design
★ 4.6 (20) · Intermediate · Specialization · 3 - 6 Months

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

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Role-Based Access Control (RBAC), AWS Identity and Access Management (IAM), Amazon Web Services, Amazon Elastic Compute Cloud, Identity and Access Management, Cloud Computing, User Provisioning, Security Controls, Cloud Management, Malware Protection, Cloud Infrastructure, Cloud Security, Load Balancing, Authorization (Computing), Network Security, Hardening, Cryptographic Protocols, Cybersecurity
★ 4.5 (658) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Security Engineering, Threat Modeling, Threat Management, Cyber Security Assessment, Security Controls, Data Security, Vulnerability Assessments, Threat Detection, Information Systems Security, Cyber Security Strategy, Key Management, Encryption, Regulatory Compliance, Network Protocols, Financial Regulation, Scalability, Scripting
Intermediate · Specialization · 1 - 3 Months