Data security courses can help you learn encryption techniques, risk assessment strategies, incident response planning, and compliance regulations. You can build skills in vulnerability management, threat detection, and secure coding practices. Many courses introduce tools like firewalls, intrusion detection systems, and data loss prevention software, demonstrating how these skills are applied to protect sensitive information and maintain system integrity.

Skills you'll gain: Data Structures, Algorithms, Graph Theory, Programming Principles, Theoretical Computer Science, Computer Science, Computer Programming, Python Programming, Pandas (Python Package), Machine Learning Algorithms, Computational Thinking, C++ (Programming Language), Data Architecture, Random Forest Algorithm, Performance Tuning, Object Oriented Programming (OOP), Network Analysis, Program Development, Problem Solving, Debugging
★ 4.5 (40) · Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Data Security, Data Loss Prevention, Security Management, Data Management, Security Controls, Information Assurance, Data Governance, Information Management, Data Storage
★ 4.6 (24) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Cyber Threat Hunting, Incident Response, Cyber Threat Intelligence, Penetration Testing, Computer Security Incident Management, Threat Detection, MITRE ATT&CK Framework, Cryptography, Security Testing, Incident Management, Application Security, Encryption, Security Management, Cybersecurity, Vulnerability Scanning, Cyber Security Assessment, Brute-force attacks, Vulnerability Assessments, Security Awareness
★ 4.7 (4.6K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cyber Attacks, Endpoint Security, Infrastructure Security, Cloud Infrastructure
★ 4.9 (12) · Beginner · Course · 1 - 3 Months

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
★ 4.7 (89) · Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Application Security, Secure Coding, Serverless Computing, Cryptography, Risk Management Framework, Cloud Security, Threat Management, Infrastructure Security, Exploitation techniques, Package and Software Management, Node.JS, Web Applications, Javascript, Vulnerability Management, Cloud Services, Cloud Platforms, Web Development, Identity and Access Management, Dependency Analysis
★ 4.5 (114) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Generative AI, Generative Model Architectures, LLM Application, Generative Adversarial Networks (GANs), Hugging Face, Data Pipelines, PyTorch (Machine Learning Library), Natural Language Processing, Data Preprocessing, Artificial Intelligence, Model Training, Recurrent Neural Networks (RNNs), Responsible AI
★ 4.7 (469) · Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Application Security, Security Testing, Cyber Security Assessment, Secure Coding, Vulnerability Scanning, Vulnerability Assessments, Penetration Testing, Security Controls, Security Management, DevSecOps, Security Software, Cyber Operations, Continuous Monitoring, Information Systems Security, Cybersecurity, Information Technology Operations, Intrusion Detection and Prevention, Test Tools, Incident Response, Risk Management
Intermediate · Course · 1 - 3 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 (68) · Intermediate · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Power BI, Microsoft Excel, Dashboard Creation, Data Storytelling, Data Wrangling, Business Intelligence Software, Data Sharing, Data Integration
★ 4.9 (1.3K) · Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Cybersecurity, Cyber Attacks, Incident Response, Information Systems Security, Threat Modeling, Security Management, Computer Security Incident Management, Network Security, IT Security Architecture, Threat Management, Security Information and Event Management (SIEM), Cyber Threat Intelligence, Security Controls, Identity and Access Management, Cryptography, Threat Detection, Cyber Security Policies, Data Security, Computer Security, Risk Management
★ 4.6 (747) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cybersecurity, Network Security, Cloud Security, Cyber Attacks, Information Systems Security, Application Security, OSI Models, Cryptography, Data Security, Cryptographic Protocols, Encryption, Network Administration, Endpoint Security, General Networking, Malware Protection, Cloud Computing, Wireless Networks, Network Protocols, Public Key Infrastructure, Data Integrity
Intermediate · Course · 1 - 4 Weeks