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.

Packt
Skills you'll gain: Incident Response, Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Threat Detection, Risk Management, Cybersecurity, Computer Security Incident Management, Secure Coding, Cyber Security Assessment, Incident Management, Security Testing, Cyber Governance, Intrusion Detection and Prevention, Risk Management Framework, Cyber Threat Intelligence, Network Infrastructure, Network Security, Security Information and Event Management (SIEM)
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Mainframe Computing, COBOL (Programming Language), Software Development Life Cycle, z/OS, Unit Testing, Systems Analysis, Job Control Language (JCL), IBM DB2, Systems Development, Debugging, Pseudocode, Virtualization, Agile Methodology, Software Development, Test Driven Development (TDD), Report Writing, Relational Databases, Software Testing, Technical Support, File I/O
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Identity and Access Management, Google Cloud Platform, Microsoft Azure, Azure Active Directory, Cloud Computing Architecture, Virtual Private Networks (VPN), Virtual Networking, Cloud Security, User Accounts, Virtual Machines, Network Security
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Systems, Database Management, Database Theory, Databases, Database Development, SQL, Database Management Systems, MySQL, Transaction Processing, Stored Procedure, Database Architecture and Administration, Data Modeling, Unified Modeling Language, Data Access, Data Integrity, Query Languages, Diagram Design, Application Development
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Virtual Local Area Network (VLAN), Network Protocols, Network Security, Network Routing, Network Troubleshooting, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Border Gateway Protocol, Firewall, Proxy Servers, Encryption, Authentications
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Cyber Governance, Security Management, Information Systems Security, Cybersecurity, Governance, Cyber Security Strategy, Cyber Risk, Information Assurance, Leadership, Change Management, Business Leadership
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Security Management, Risk Management Framework, Incident Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Secure Coding, Penetration Testing, Front-End Web Development, Application Development, Application Design, Security Testing, Application Security, Development Environment, Web Development, Software Development Tools, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Authorization (Computing), User Interface (UI), Incident Response, Role-Based Access Control (RBAC), Application Deployment, Transaction Processing
Beginner · Specialization · 3 - 6 Months

University of London
Skills you'll gain: Debugging, Development Environment, Javascript, Computer Programming Tools, Computer Graphics, Software Development Tools, Computer Programming, Graphical Tools, Interactive Design, Human Computer Interaction, Data Management
Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Data Visualization, Microsoft Excel, Data Management, Spreadsheet Software, Microsoft Office, Excel Formulas, Data Entry, Productivity Software, Computer Literacy
Build toward a degree
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Agile Methodology, Health Care Procedure and Regulation, Health Technology, Data Ethics, User Centered Design, Technology Strategies, Health Informatics, Health Policy, Regulatory Compliance, Data Security, Healthcare Ethics, Strategic Thinking
Intermediate · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Software Design Patterns, Object Oriented Programming (OOP), C (Programming Language), Debugging, Algorithms, Graph Theory, Artificial Intelligence, Data Structures, Game Design
Intermediate · Course · 1 - 3 Months