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.

University of Minnesota
Skills you'll gain: Cloud Security, Application Security, Network Security, Computer Security, Cloud Computing, Cybersecurity, Security Controls, Infrastructure Security, Remote Access Systems, Cyber Attacks, Public Key Infrastructure, Hardening, Cryptography, Vulnerability Management, Private Cloud, Cryptographic Protocols, Vulnerability Assessments, Virtualization, Virtual Machines, Authentications
★ 4.3 (108) · Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Malware Protection, Network Monitoring, TCP/IP, Network Infrastructure, Network Protocols, Firewall, Computer Security, Network Analysis, Exploitation techniques, General Networking, Authorization (Computing), Web Applications, Security Controls, Identity and Access Management, Authentications
★ 4.8 (735) · Mixed · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Computer Security Incident Management, IT Security Architecture, Incident Management, Cloud Infrastructure, Cloud Standards
★ 4.2 (11) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Secure Coding, Authentications, Authorization (Computing), AI Integrations, Microsoft Copilot, Application Security, Data Validation, Web Applications, Data Security, Data Integrity
★ 5 (20) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Management, Cloud Security, Application Security, Cloud Computing, Cloud Infrastructure, Cloud Applications, Identity and Access Management, Data Integrity, Secure Coding, Security Awareness, Cloud Computing Architecture, Data Centers, Data Management, IT Security Architecture, Data Loss Prevention, Security Testing, Data Security, Security Controls, General Data Protection Regulation (GDPR), Service Level
★ 4.6 (10) · Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Data Ethics, Data Analysis, Analytics, Data-Driven Decision-Making, Google Sheets, Business Analytics, Spreadsheet Software, Analytical Skills, Tableau Software, Data Sharing, Data Collection, Data Cleansing, Data Processing, Data Visualization Software, Data Visualization, SQL
★ 4.8 (122K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Hardening, Network Protocols, Cloud Security, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Vulnerability Assessments, Computer Networking, Cybersecurity, General Networking, Network Model, Network Infrastructure, Firewall, Security Controls, Cloud Computing, Virtual Private Networks (VPN)
★ 4.8 (7.2K) · Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Cyber Threat Intelligence, Threat Detection, Workflow Management, Stakeholder Engagement, Cyber Operations, Cybersecurity, Stakeholder Management, Security Information and Event Management (SIEM), Incident Response, Security Management, Computer Security Incident Management, Cyber Attacks, Stakeholder Communications, Incident Management, Event Monitoring, Network Analysis, Performance Measurement, Performance Metric, Automation
★ 4.8 (355) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Cloud Security, Cloud Infrastructure, Cloud Computing, Cloud Standards, Cloud Applications, Cloud Platforms, Cloud Services, Cloud Technologies, Infrastructure Security, Cloud Management, Application Security, Data Security, Cybersecurity, Security Controls, Data Loss Prevention, Computer Science, Risk Management Framework, Information Technology, Encryption
★ 4.7 (306) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Networking Hardware, Network Security, TCP/IP, Network Protocols, Network Administration, Endpoint Security, Routing Protocols, Network Routing, Cybersecurity, Endpoint Detection and Response, Cyber Threat Intelligence, Firewall, Network Infrastructure, Network Architecture, Intrusion Detection and Prevention, Local Area Networks, General Networking, Dynamic Host Configuration Protocol (DHCP), Network Routers, Data Loss Prevention
★ 4.7 (3.5K) · Intermediate · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Exploratory Data Analysis, Model Evaluation, R (Software), Regression Analysis, Leaflet (Software), Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Statistical Inference, Predictive Modeling, Statistical Hypothesis Testing, Data Wrangling, Data Visualization, Machine Learning, GitHub
★ 4.5 (51K) · Beginner · Specialization · 3 - 6 Months

IBM
Skills you'll gain: Data Storytelling, Dashboard Creation, Data Presentation, Data Wrangling, Generative AI, Plotly, Data Visualization Software, Web Scraping, Data Visualization, Exploratory Data Analysis, SQL, Plot (Graphics), Dashboard, Data Analysis, Interviewing Skills, IBM Cognos Analytics, Excel Formulas, Programming Principles, Python Programming, Microsoft Excel
★ 4.6 (99K) · Beginner · Professional Certificate · 3 - 6 Months