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: Azure Active Directory, Active Directory, Microsoft Azure, Multi-Factor Authentication, Authentications, User Accounts, Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, User Provisioning, Cloud Security, Single Sign-On (SSO), Hybrid Cloud Computing, Self Service Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Exploitation techniques, Vulnerability Assessments, Application Security, Vulnerability Management, Security Controls, Authorization (Computing), Cryptography, System Configuration, Encryption, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Social Media Content, Search Engine Optimization, Web Analytics and SEO, Social Media Marketing, Brand Marketing, Brand Awareness, Digital Brand Strategy, Digital Marketing Tools, Branding, Digital Marketing, Marketing Design, Web Presence, Content Management Systems, Brand Management, Newsletters, Marketing Materials, Web Design and Development, Video Production
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Systems Architecture, Software Architecture, Embedded Software, Software Design, System Design and Implementation, Embedded Systems, Performance Tuning, Systems Analysis, Electronic Hardware, Hardware Design, Electronic Systems, Systems Design, Hardware Architecture, System Software, Electrical and Computer Engineering, Requirements Analysis, System Programming, Reliability, Service Level
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: R (Software), R Programming, Statistical Programming, Statistical Analysis, Statistical Methods, Debugging, File I/O, Data Analysis, Simulations, Programming Principles, Code Reusability, Data Import/Export, Data Processing, Data Structures, Data Manipulation, Computer Programming, Performance Tuning, Software Installation
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: C# (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Debugging, .NET Framework, Microsoft Visual Studio, Microsoft Copilot, Microsoft Development Tools, Programming Principles, Computer Programming, Program Development, Integrated Development Environments, Development Environment, Performance Tuning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Regression Analysis, Predictive Modeling, Statistical Hypothesis Testing, Statistical Analysis, Correlation Analysis, Analytics, Data Analysis Software, Predictive Analytics, Data Analysis, Minitab, Statistical Methods, Statistical Software, Statistical Modeling, Advanced Analytics, Forecasting, Analysis, Statistics, Probability & Statistics, Data-Driven Decision-Making, Case Studies
Mixed · Course · 1 - 3 Months

Packt
Skills you'll gain: Threat Management, Vulnerability Assessments, Incident Response, Incident Management, Computer Security Incident Management, Public Key Infrastructure, IT Security Architecture, Disaster Recovery, Vulnerability Management, Law, Regulation, and Compliance, Threat Detection, Cyber Security Assessment, Risk Management Framework, Risk Management, Compliance Management, Network Security, Security Architecture Review, Infrastructure Security, Cloud Security, Hardening
Beginner · Specialization · 1 - 4 Weeks

Infosec
Skills you'll gain: Penetration Testing, Linux Commands, Command-Line Interface, Security Testing, Linux, Cybersecurity, Vulnerability Scanning, Operating Systems, Exploitation techniques, Microsoft Windows, File Systems, Mac OS
Mixed · Course · 1 - 4 Weeks

The University of Notre Dame
Skills you'll gain: Active Listening, Workplace inclusivity, Data Ethics, Negotiation, Leadership Studies, Leadership Development, Business Ethics, Conflict Management, Change Management, Organizational Change, Diversity and Inclusion, Social Justice, Diversity Training, Communication Strategies, Personal Integrity, Organizational Leadership, Analytics, Analytical Skills, Market Dynamics, Ethical Standards And Conduct
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Security Testing, Cybersecurity, Cyber Security Strategy, Exploitation techniques, Cyber Attacks, Cyber Security Policies
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Prompt Engineering, LLM Application, OpenAI API, LangGraph, Generative AI Agents, AI Orchestration, LangChain, Agentic systems, AI Workflows, OpenAI, Agentic Workflows, Hugging Face, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Embeddings, Artificial Intelligence, Data Processing, Vector Databases, Retrieval-Augmented Generation, Python Programming
Intermediate · Specialization · 3 - 6 Months