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.

University of Colorado System
Skills you'll gain: Cryptography, Cybersecurity, Encryption, Key Management, Public Key Cryptography Standards (PKCS), Data Integrity
Beginner · Course · 1 - 4 Weeks

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

EIT Digital
Skills you'll gain: Data Security, Cryptography, Information Systems Security, Security Management, Security Requirements Analysis, Data Access, Vulnerability Assessments, Data Management, Information Management, Big Data
Beginner · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Authentications, Public Key Infrastructure, Cryptography, Data Encryption Standard, Computer Security, Cybersecurity, Network Security, Security Controls, Encryption, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Core Data (Software), Apple iOS, iOS Development, JSON, Objective-C (Programming Language), OAuth, Authentications, Mobile Development, Single Sign-On (SSO), Secure Coding, Data Store, Cryptographic Protocols, Application Security, Cryptography
Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Security Controls, Threat Management, Cybersecurity, Cyber Attacks, Public Key Infrastructure, Encryption, Threat Detection, Cryptography, Data Security, Continuous Monitoring, Security Management, Compliance Management, Zero Trust Network Access, Information Assurance, Vulnerability Management, Governance Risk Management and Compliance, Data Encryption Standard, Blockchain, Data Integrity
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Encryption, Cryptography, Security Engineering, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Mobile Security, Cloud Security, Distributed Denial-Of-Service (DDoS) Attacks, Penetration Testing, Cybersecurity, Exploit development, Application Security, Exploitation techniques, Cyber Attacks, Cloud Computing, Cryptography, Vulnerability Scanning, Virtualization, Network Security, Encryption, Data Security, SQL
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Cybersecurity, Application Security, Data Security, Cryptography, Authentications, Data Structures, Data Integrity, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Data Security, Public Key Cryptography Standards (PKCS), Digital Communications
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Threat Modeling, Application Security, Computer Security, Security Controls, Cybersecurity, Security Engineering, Data Security, Network Security, Information Systems Security, Cryptography, Vulnerability Assessments, Secure Coding, Cryptographic Protocols, Encryption, Key Management, Risk Management, Public Key Cryptography Standards (PKCS), Data Integrity, Distributed Computing
Intermediate · Course · 1 - 3 Months

Institut Mines-Télécom
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Public Key Cryptography Standards (PKCS), Authentications, FinTech, Distributed Computing, Transaction Processing, Emerging Technologies, Data Structures, Data Integrity, Algorithms, Verification And Validation
Intermediate · Course · 1 - 3 Months