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: Public Key Infrastructure, Cloud Security, Hardening, Infrastructure Security, Application Security, Information Systems Security, Network Security, Cyber Security Assessment, System Configuration, Cryptography, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Linux, Linux Commands, Computer Systems, Command-Line Interface, Cybersecurity, Computer Architecture, Network Security, Vulnerability Assessments, Hardware Architecture, Application Security, Threat Detection, Authorization (Computing), Network Protocols, Virtual Private Networks (VPN), Operating Systems, Authentications, Network Monitoring, TCP/IP, Network Analysis
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Exploitation techniques, Open Web Application Security Project (OWASP), Cyber Security Assessment, Unix, Computer Security, Network Monitoring, Application Security, Vulnerability Assessments, Cybersecurity, Artificial Intelligence and Machine Learning (AI/ML), Cryptographic Protocols, Network Protocols, Cryptography, Security Awareness, Generative AI Agents, Server Side, Web Applications, Machine Learning Algorithms
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Security, Encryption, OSI Models, IT Security Architecture, Network Performance Management, Network Architecture, Computer Networking, Network Monitoring, Remote Access Systems, TCP/IP, Network Infrastructure, Network Troubleshooting, Network Protocols, Infrastructure Security, Wireless Networks, Virtual Private Networks (VPN), Endpoint Security, Cloud Security, Routing Protocols, Software-Defined Networking
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Application Security, Serverless Computing, Secure Coding, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Cloud Services, Web Applications, Cloud Platforms, Javascript, Node.JS, Amazon Web Services
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Vendor Management, Security Management, Supplier Management, Risk Analysis, Security Awareness, Cyber Security Strategy, Risk Management, Threat Management, Human Factors (Security), Asset Protection, Due Diligence, Training Programs
Mixed · Course · 1 - 4 Weeks

Fortinet, Inc.
Skills you'll gain: Network Troubleshooting, Firewall, Network Monitoring, Network Security, Virtual Private Networks (VPN), Network Performance Management, Lightweight Directory Access Protocols, System Monitoring, Authentications, Performance Tuning, System Configuration, Cybersecurity, Malware Protection
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Event Monitoring, General Networking, Network Architecture, Systems Integration, Incident Response, TCP/IP, Enterprise Architecture, Cybersecurity, Security Management, Networking Hardware, Computer Networking, Cloud-Based Integration, Network Security, Threat Detection, Cyber Security Policies, Security Information and Event Management (SIEM), Data Governance, Data Management, Command-Line Interface, Security Strategy
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Blockchain, Cryptography, Application Security, Network Security, Data Security, Security Engineering, Secure Coding, Information Systems Security, Infrastructure Security, Encryption, Cybersecurity, Threat Modeling, Vulnerability Assessments
Advanced · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Cloud Security, AWS Identity and Access Management (IAM), Identity and Access Management, Incident Response, Computer Security Incident Management, Cloud Computing, Network Security, Cloud Applications, Data Security, Cloud Platforms, Cloud Computing Architecture, Data Loss Prevention, Application Security, Cloud Services, Encryption, User Provisioning, Security Management, Intrusion Detection and Prevention, Firewall, Security Controls
Build toward a degree
Beginner · Course · 1 - 3 Months
Skills you'll gain: Vulnerability Scanning, Vulnerability Assessments, Linux, Linux Administration, Network Security, Role-Based Access Control (RBAC), Linux Commands, User Accounts, Network Monitoring, System Monitoring, Network Administration, Hardening, Information Systems Security, Security Controls, Wireless Networks, Firewall, Penetration Testing, Cybersecurity, Containerization, File Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Apache Airflow, Data Pipelines, Apache Kafka, Data Warehousing, Data Transformation, Data Migration, Web Scraping, Data Integration, Shell Script, Data Processing, Data Mart, Unix Shell, Big Data, Performance Tuning, Scalability, Command-Line Interface
Intermediate · Course · 1 - 3 Months