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.
CertNexus
Skills you'll gain: Data Ethics, Responsible AI, Accountability Frameworks, Risk Control, Accountability, Risk Management, Risk Analysis, Business Risk Management, Information Privacy, Risk Management Framework, Risk Mitigation, Personally Identifiable Information, Safety Assurance, Safety and Security, Safety Standards, Ethical Standards And Conduct, Artificial Intelligence, Diversity and Inclusion
★ 4.5 (101) · Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: IT Security Architecture, Computer Security Incident Management, Network Security, Incident Response, Digital Forensics, Incident Management, Cybersecurity, Cloud Security, Cyber Attacks, Cloud Computing Architecture, Cyber Security Strategy, Security Controls, Endpoint Security
★ 4.8 (140) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Network Security, Virtual Networking, Software-Defined Networking, Network Infrastructure, Network Architecture, Encryption, Network Performance Management, Virtualization, Program Development, Hardware Architecture, Open Source Technology, Performance Tuning, Unit Testing
★ 4.6 (137) · Beginner · Course · 1 - 4 Weeks

Institute for the Future
Skills you'll gain: Forecasting, Systems Thinking, Responsible AI, Strategic Thinking, Creative Problem-Solving, Creative Thinking, Collaboration, Interviewing Skills, Emerging Technologies, Ideation, Strategic Planning, Innovation, Ethical Standards And Conduct, Empathy, Discussion Facilitation, Creativity
★ 4.8 (310) · Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Security, AI Integrations, Agentic Workflows, Responsible AI, AI Orchestration, Authorization (Computing), JSON, Agentic systems, Context Management, Requirements Elicitation
★ 4.8 (40) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Mobile Security, Network Security, Cybersecurity, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Vulnerability Assessments, Wireless Networks, Encryption, Application Security, Exploitation techniques, Web Applications, Cloud Security, Internet Of Things
★ 4.9 (20) · Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Security, Network Protocols, Network Architecture, Network Performance Management, Network Monitoring, Role-Based Access Control (RBAC), Network Troubleshooting, Network Administration, Computer Networking, TCP/IP, Network Planning And Design, Cybersecurity, Routing Protocols, Firewall, Network Routing, Network Analysis, IT Infrastructure, Cloud Computing, Automation
★ 4.8 (22) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Software Documentation, Generative AI, API Testing, Test Automation, Design Software, Mockups, User Interface (UI), Software Development Tools, User Interface and User Experience (UI/UX) Design, Software Testing, AI Security, Application Security, Maintainability, Prompt Engineering, Test Case, Software Architecture, Secure Coding, Code Review, Artificial Intelligence, Debugging
★ 3.9 (19) · Beginner · Specialization · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, FinTech, Data Sharing, Public Key Infrastructure, Transaction Processing, Key Management, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Network Model, Emerging Technologies, Digital Assets, Authentications, Data Security, Information Privacy, Digital Transformation
★ 4.1 (234) · Beginner · Specialization · 3 - 6 Months

Queen Mary University of London
Skills you'll gain: General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Cloud Security, Personally Identifiable Information, Data Security, Regulation and Legal Compliance, Information Privacy, Cyber Governance, Cybersecurity, Cyber Security Policies, Cloud Services, Cloud Computing, Data Governance, Regulatory Requirements, Data Sharing, Legal Risk, Computer Security Incident Management, Data Import/Export, Incident Management, Case Law
★ 4.9 (78) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Administration, Virtual Local Area Network (VLAN), General Networking, Network Architecture, Virtual Networking, TCP/IP, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Networking Hardware, Network Switches, Network Protocols
★ 4.3 (23) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Cloud, Oracle Cloud Applications, Cloud Solutions, Supply Chain Management, Cloud Computing, Cloud Infrastructure, Enterprise Resource Planning, Cloud Services, Cloud Computing Architecture, Cloud Platforms, Cloud Applications, Enterprise Application Management, Customer experience strategy (CX), Human Resources Software, Software As A Service, Security Controls, Virtual Machines, Cloud Security, Virtual Networking
★ 4.9 (20) · Beginner · Course · 1 - 4 Weeks