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.

Ball State University
Skills you'll gain: Cryptography, Application Security, Encryption, Authentications, Cybersecurity, Cryptographic Protocols, Data Encryption Standard, Advanced Encryption Standard (AES), Email Security, Network Security, Information Systems Security, Secure Coding, Key Management, Application Development, Public Key Cryptography Standards (PKCS), Public Key Infrastructure, Multi-Factor Authentication, Network Protocols, Data Integrity
Build toward a degree
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Cryptographic Protocols, Application Design, Exploitation techniques, Event Monitoring, Intrusion Detection and Prevention, Server Side, Continuous Monitoring, Computer Security Incident Management, System Monitoring, System Configuration
Intermediate · Course · 1 - 3 Months

Fortinet, Inc.
Skills you'll gain: Firewall, Event Monitoring, Network Administration, Security Information and Event Management (SIEM), Threat Management, Systems Administration, Threat Detection, Network Security, System Monitoring, System Configuration, Security Controls, Cybersecurity, Identity and Access Management, Network Troubleshooting, Multi-Factor Authentication, Configuration Management, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Security Controls, Configuration Management, Package and Software Management, Cybersecurity, Identity and Access Management, Software Installation, Computer Programming, Information Technology
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Prompt Engineering, Google Gemini, Retrieval-Augmented Generation, Responsible AI, Generative AI Agents, Gemini, Generative AI, Prompt Patterns, Google Workspace, Generative Model Architectures, AI Security, AI Workflows, Google Cloud Platform, Agentic Workflows, AI Orchestration, AI Product Strategy, Large Language Modeling, Cloud Computing, Artificial Intelligence, Collaboration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Network Planning And Design, Network Engineering, Virtual Networking, Cloud Computing Architecture, Network Architecture, Network Monitoring, Cloud Engineering, Network Troubleshooting, Virtual Private Networks (VPN), Network Administration, Cloud Security, Google Cloud Platform, Cloud Infrastructure, Hybrid Cloud Computing, Network Performance Management, Network Support, Network Security, Event Monitoring, Kubernetes, Firewall
Advanced · Course · 1 - 3 Months

Skills you'll gain: Linux, Linux Administration, File Systems, Remote Access Systems, Operating System Administration, Linux Commands, File Management, System Configuration, Unix, Software Installation, Command-Line Interface, Operating Systems, Virtualization and Virtual Machines, Systems Administration, Authorization (Computing), Virtualization, Virtual Machines, Open Source Technology, VPN Clients, User Accounts
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Responsible AI, Google Gemini, Generative AI Agents, Generative AI, Gemini, Generative Model Architectures, Google Cloud Platform, AI Product Strategy, AI Security, Cloud Platforms, Cloud Infrastructure, No-Code Development, Decision Making
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Kubernetes, Network Troubleshooting, Performance Tuning, Network Routing, Network Security, Network Administration, Scalability
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Desktop Support, Computer Hardware, Digital Transformation, Network Troubleshooting, Technical Support, System Support, Technical Support and Services, Networking Hardware, Servers, Network Security, Network Infrastructure, Server Administration, Data Security, Hardware Architecture, IT Infrastructure, Data Storage Technologies, Operating Systems, Data Storage
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Cybersecurity, Network Security, Internet Of Things, Cyber Security Strategy, Infrastructure Security, Cyber Attacks, Communication Systems, Network Protocols, Infrastructure Architecture, Network Architecture, Network Infrastructure, Data Security, Distributed Computing, Information Privacy, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Policies, Operating System Administration, Enterprise Security, Technical Support and Services
Intermediate · Course · 1 - 3 Months