CompTIA Security+ courses can help you learn network security, risk management, cryptography, and identity management. You can build skills in threat analysis, incident response, and implementing security controls to protect sensitive information. Many courses introduce tools like firewalls, intrusion detection systems, and vulnerability assessment software, showing how these tools are applied to safeguard networks and data against potential threats.

Skills you'll gain: Shell Script, Bash (Scripting Language), grep, Unix Shell, Linux Commands, Unix Commands, Scripting, Unix, Scripting Languages, Linux, Command-Line Interface, Code Reusability, Windows PowerShell, IT Automation, Mathematical Software, File I/O, User Interface (UI), File Management, Mac OS
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Environmental Policy, Climate Change Programs, Climate Change Mitigation, International Relations, Energy and Utilities, Environment, Environmental Issue, Petroleum Industry, Oil and Gas, Governance, Diplomacy, Public Policies, Policy Development, Sustainable Development, Policy Analysis, Security Strategy, Electric Power Systems, Sustainable Technologies
★ 4.7 (731) · Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: World History, International Relations, Social Studies, Diplomacy, European History, Political Sciences, Social Sciences, Socioeconomics, Economics, Policy, and Social Studies, Economics, Public Safety and National Security, Governance
★ 4.8 (1.7K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, GraphQL, API Design, ASP.NET, Application Programming Interface (API), Azure DevOps Pipelines, API Testing, .NET Framework, Unit Testing, Docker (Software), Object-Relational Mapping, CI/CD, Containerization, Software Documentation, Cloud-Native Computing, Data Modeling, DevOps, C# (Programming Language), Web Applications, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Kubernetes, YAML, Cloud-Native Computing, Docker (Software), Containerization, Data Persistence, Multi-Cloud, Hardening, Scalability, DevOps, Prometheus (Software), Cloud Management, Microservices, Authorization (Computing), Cloud Platforms, Cloud Hosting, Application Deployment, Network Troubleshooting, AWS CloudFormation, Azure DevOps
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Microsoft Copilot, CI/CD, Cascading Style Sheets (CSS), GitHub, C# (Programming Language), HTML and CSS, ASP.NET, SQL, Database Management, Azure DevOps, Object Oriented Design, Continuous Integration, Version Control, Git (Version Control System), Object Oriented Programming (OOP), Responsive Web Design, Full-Stack Web Development, Secure Coding, .NET Framework, Graph Theory
★ 4.6 (524) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: NIST 800-53, Risk Management Framework, Cyber Risk, Federal Information Security Management Act, Systems Development Life Cycle, Cybersecurity, Continuous Monitoring, Security Management, Cyber Governance, Cyber Security Strategy, Security Controls, Infrastructure Security, Cyber Security Assessment, Incident Response, Authorization (Computing), Security Requirements Analysis, Cyber Security Policies, Information Assurance, Information Systems Security, Personally Identifiable Information
★ 4.4 (232) · Beginner · Specialization · 3 - 6 Months

New York University
Skills you'll gain: Authentications, Public Key Infrastructure, Cryptographic Protocols, Public Key Cryptography Standards (PKCS), Cryptography, Data Encryption Standard, Computer Security, Cybersecurity, Network Security, Security Controls, Cyber Attacks, Encryption, Key Management, Multi-Factor Authentication, Single Sign-On (SSO)
★ 4.7 (712) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Agentic Workflows, Responsible AI, AI Workflows, AI Enablement, AI Product Strategy, Environmental Social And Corporate Governance (ESG), Agentic systems, Decision Intelligence, Microsoft Power Platform, AI Security, Microsoft Copilot, Data Strategy, Governance Risk Management and Compliance, Risking, Cyber Governance, Governance, Data Governance, Business Transformation, Solution Architecture, Accountability Frameworks
Beginner · Professional Certificate · 3 - 6 Months

Northeastern University
Skills you'll gain: Data Storytelling, Software Quality Assurance, Object Oriented Design, Generative AI, Open Web Application Security Project (OWASP), Text Mining, Software Testing, Data Warehousing, Database Design, Convolutional Neural Networks, Agile Software Development, Software Development Life Cycle, Data Governance, Unsupervised Learning, Process Mapping, Project Closure, Cybersecurity, Classification Algorithms, PyTorch (Machine Learning Library), Engineering Management
Degree · 1 - 4 Years

Chegg Skills
Skills you'll gain: Sprint Retrospectives, Agile Project Management, Agile Methodology, Project Design, Project Planning, Scrum (Software Development), Project Management, User Story, Plan Execution, Backlogs, Project Estimation, Risk Management, Change Management, Team Collaboration, Cross-Functional Collaboration, Prioritization, Stakeholder Communications, Requirements Analysis, Problem Solving, Decision Making
Beginner · Specialization · 1 - 4 Weeks

KodeKloud
Skills you'll gain: OpenAI API, OpenAI, Generative Model Architectures, Responsible AI, Generative AI, Prompt Engineering, Embeddings, Multimodal Prompts, Image Analysis, Large Language Modeling, AI powered creativity, Token Optimization, AI literacy, AI Security, LLM Application, AI Workflows, Data Ethics, Content Optimization, Critical Thinking and Problem Solving, Performance Measurement
Intermediate · Course · 1 - 4 Weeks