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: Kubernetes, Application Deployment, API Gateway, Cloud-Native Computing, Containerization, Network Troubleshooting, Data Storage, Network Administration, Infrastructure Security, Role-Based Access Control (RBAC), YAML, Security Controls, Linux Administration, Data Storage Technologies, General Networking, Problem Management, Network Security, Data Persistence, Test Tools, Scenario Testing
★ 4.7 (16) · Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Infrastructure Security, Cyber Risk, Cyber Security Policies, Cyber Security Assessment, Cybersecurity, Security Management, Cyber Security Strategy, Risk Management Framework, Technology Roadmaps, Network Infrastructure, Transportation Operations, Mobile Security
★ 4.7 (259) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Intelligence, MITRE ATT&CK Framework, Hardening, Cyber Threat Hunting, Operating System Administration, Threat Modeling, Exploitation techniques, Linux Commands, Intrusion Detection and Prevention, Cyber Operations, Linux, Cybersecurity, Cyber Security Strategy, Network Security, Network Monitoring, Operating Systems, Cyber Attacks, Cyber Engineering, Network Administration, Security Awareness
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: IT Security Architecture, Network Troubleshooting, Information Systems Security, Systems Administration, IT Infrastructure, Computer Networking, OSI Models, Cloud Infrastructure, Routing Protocols, Package and Software Management, Cloud Management, Operating System Administration, Network Security, Application Security, Help Desk Support, Desktop Support, Network Protocols, Cloud Computing, Customer Service, Debugging
★ 4.9 (239) · Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Cyber Security Assessment, Responsible AI, Cybersecurity, AI Integrations, Threat Detection, Incident Response, AI Security, AI literacy, Generative AI, Security Testing, Risking
★ 4.9 (28) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Linux Administration, Linux Commands, Linux Servers, Shell Script, Unix, Unix Shell, Systems Administration, Unix Commands, Command-Line Interface, Patch Management, Scripting Languages, Package and Software Management, Virtualization and Virtual Machines, File Systems, File Management, Data Storage, Security Controls, User Accounts, Authorization (Computing)
★ 4.7 (10) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Data Ethics, Computer Security, Authentications, Cryptography, Information Assurance, Cyber Security Policies, Authorization (Computing), Security Software, Security Controls, Cyber Security Assessment, Information Privacy, Encryption, Data Access, Security Awareness, Risk Analysis, Problem Solving, Communication
★ 3.5 (31) · Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Personally Identifiable Information, Security Controls, Information Privacy, Data Security, Data Governance, Security Management, Regulation and Legal Compliance, Data Management, Data Integrity, Data Access, Regulatory Compliance, Risk Analysis, Informed Consent
★ 4.6 (150) · Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Architecture, Computer Networking, TCP/IP, Network Protocols, General Networking, Wireless Networks, Network Routing, Local Area Networks, Network Security, Routing Protocols, Load Balancing, Network Model, Wide Area Networks, Network Performance Management, Telecommunications, Cloud Services
★ 5 (11) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Sustainable Systems, Sustainable Development, Transportation Operations, Case Studies, Land Management, Land Development, Community Development, Geospatial Mapping, Geospatial Information and Technology, Community Outreach
★ 4.5 (203) · Intermediate · 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

University of Colorado System
Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Vulnerability Management, Security Engineering, Secure Coding, Software Design Patterns, Software Architecture, Threat Management, Software Visualization, Exploitation techniques, Cryptography, Blockchain, Public Key Cryptography Standards (PKCS)
★ 4.6 (94) · Intermediate · Course · 1 - 3 Months