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: Application Security, OAuth, Data Validation, Authentications, Secure Coding, Identity and Access Management, Web Applications, Authorization (Computing), Cyber Attacks, Distributed Denial-Of-Service (DDoS) Attacks, Data Integrity, Server Side, Security Strategy, Patch Management
★ 4.9 (17) · Intermediate · 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 (7.4K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux, Linux Servers, Linux Commands, Scripting, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Surveys, Survey Creation, Data Literacy, Data Visualization, Peer Review, Research Design, Statistics, Probability & Statistics, Data Presentation, Sampling (Statistics), Regression Analysis, Descriptive Statistics, Research, Probability, Quantitative Research, Analytics, Probability Distribution, Logistic Regression, Correlation Analysis, Statistical Hypothesis Testing
★ 4.6 (271) · Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Cyber Security Strategy, Fraud detection, Security Awareness, Operational Risk, Cyber Governance, Digital Assets, Asset Protection, Cyber Risk, Financial Controls, Computer Security Awareness Training, Cryptographic Protocols, Risk Management Framework, Loss Prevention, Payment Systems
Beginner · Course · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Endpoint Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Intrusion Detection and Prevention, Computer Security Incident Management, Incident Management, Threat Detection, Security Information and Event Management (SIEM), IT Automation, Automation, Event Monitoring, Cyber Threat Intelligence, Continuous Monitoring, System Monitoring, Anomaly Detection, Cybersecurity, Data Analysis Software, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.7 (69) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Exploratory Data Analysis, Data Visualization, Data Literacy, Data-Driven Decision-Making, Data Presentation, SAS (Software), Data Storytelling, Trend Analysis, Data Manipulation, Data Analysis, Data Quality, Data Preprocessing, Data Wrangling, Data Transformation, Analytics, Interactive Data Visualization, Data Analysis Software, Analysis, Data Ethics, Data Cleansing
★ 4.7 (1.1K) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Business Continuity, Cryptographic Protocols, Network Security, Cryptography, Encryption, User Provisioning, Security Management, Penetration Testing, ISO/IEC 27001, Threat Management, Network Performance Management, Information Systems Security, Network Architecture, Cyber Operations, Data Management, Software Development Methodologies, Cybersecurity, Configuration Management, White-Box Testing
★ 4.8 (184) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Security, Responsible AI, Large Language Modeling, Generative Model Architectures, IT Security Architecture, Security Architecture Review, Threat Modeling, Vulnerability Assessments, Threat Detection, Cybersecurity, Information Systems Security, Cyber Threat Intelligence, Cyber Security Strategy, Security Strategy, Security Management, Cyber Attacks, Cloud Security, Security Awareness, Enterprise Security, Distributed Denial-Of-Service (DDoS) Attacks
★ 5 (6) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Security, Risk Management Framework, Cloud Standards, Cyber Risk, Data Security, DevSecOps, Cloud Management, Security Management, ISO/IEC 27001, Information Privacy, NIST 800-53, Infrastructure as Code (IaC), Cyber Security Policies, Security Controls, Google Cloud Platform, Security Strategy
★ 4.5 (79) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Threat Modeling, IT Security Architecture, Network Security, Security Architecture Review, Internet Of Things, Identity and Access Management, Encryption, Cybersecurity, Security Controls, Threat Management, Cloud Security, Vulnerability Assessments, Cloud Solutions, Cryptographic Protocols, Systems Architecture, Cloud Services, Cloud Deployment, Cryptography, Information Privacy
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks