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.

Vanderbilt University
Skills you'll gain: AI Orchestration, Agentic Workflows, OpenAI API, Generative AI Agents, LLM Application, Prompt Patterns, AI Workflows, Prompt Engineering, Agentic systems, AI Security, Business Logic, File I/O, Transaction Processing, Software Architecture, Memory Management
★ 4.7 (139) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, Cloud Services, TCP/IP, Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Network Architecture, Virtual Networking, Wide Area Networks, Cloud Engineering, Network Protocols, Cloud Computing Architecture, Cloud Platforms, Linux Administration, Network Troubleshooting, Linux, Kubernetes, Network Switches, Terraform
★ 4.6 (140) · Intermediate · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Human Centered Design, Problem Solving, Critical Thinking and Problem Solving, AI Security, Business Leadership, Strategic Leadership, AI Product Strategy, Generative Adversarial Networks (GANs), Business Strategy, Ethical Standards And Conduct, Decision Intelligence, Strategic Thinking, Artificial Intelligence, Critical Thinking, Design Thinking, Thought Leadership, Project Implementation
★ 4.6 (242) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: MITRE ATT&CK Framework, Vulnerability Assessments, Open Web Application Security Project (OWASP), Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Scanning, Vulnerability Management, Threat Modeling, Cybersecurity, Malware Protection, Mobile Security, Cyber Threat Intelligence, Penetration Testing, Exploitation techniques, Brute-force attacks, Network Security, Cryptography, Threat Management, Information Systems Security, Threat Detection, Cloud Security
★ 4.8 (35) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Vulnerability Assessments, Risk Management, Continuous Monitoring, Legal Risk, Vulnerability Scanning, Risk Management Framework, Operational Risk, Threat Management, Cyber Security Assessment, Intrusion Detection and Prevention, Cyber Risk, Computer Security Incident Management, Vulnerability Management, Risk Modeling, Security Management, Security Controls, Risk Mitigation, Event Monitoring, Network Monitoring, Network Analysis
★ 4.7 (34) · Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Internet Of Things, Embedded Software, Security Controls, Wireless Networks, Network Protocols, Infrastructure Security, Emerging Technologies, Data Science, Embedded Systems, Network Infrastructure, General Networking, Network Planning And Design, Amazon Web Services, Middleware, Communication Systems, Health Technology, Cloud Platforms, Digital Communications, Hardware Architecture, Computing Platforms
★ 4.7 (531) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, NoSQL, Database Administration, Data Store, Data Infrastructure, Database Systems, Cloud Storage, Database Theory, Database Management Systems, Data Storage, Cloud Services, Data Storage Technologies, File Management, Data Access, Data Security, Cloud Security, Data Management, File Systems, Query Languages, Data Import/Export
★ 4.3 (104) · Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Computer Security Incident Management, Cyber Threat Intelligence, Network Planning And Design, Malware Protection, General Networking, Information Technology Architecture
★ 4 (41) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, Secure Coding, Application Deployment, Web Development, API Design, Full-Stack Web Development, Security Controls, Scripting Languages, Cloud API, Software Documentation, Software Installation, Data Validation
★ 4.2 (202) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Flutter (Software), Cross Platform Development, Mobile Development, Cloud Development, Google Cloud Platform, Development Environment, Package and Software Management, Application Frameworks, Web Development, Network Security
★ 4.2 (183) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Generative AI, Generative Model Architectures, AI Security, Data Ethics, Microsoft Azure, Artificial Intelligence, AI Integrations, Artificial Intelligence and Machine Learning (AI/ML), AI Workflows, Security Controls, Fine-tuning, Large Language Modeling, Deep Learning, Model Optimization, Model Evaluation
★ 4.4 (26) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cybersecurity, Cyber Attacks, Threat Management, Security Controls, Threat Detection, Cyber Security Policies, Security Awareness, Computer Security Awareness Training, Cyber Risk, Cyber Security Assessment, Data Security, Enterprise Security, Information Assurance, Data Integrity
★ 4.8 (64) · Beginner · Course · 1 - 4 Weeks