CompTIA Security+ courses can help you learn network security, risk management, cryptography, and compliance. You can build skills in threat analysis, incident response, and security architecture. Many courses introduce tools like firewalls, intrusion detection systems, and security information and event management (SIEM) software, demonstrating how these tools are used to protect systems and data from cyber threats.

John Wiley & Sons
Skills you'll gain: Database Administration, Database Architecture and Administration, Database Systems, Database Management, Database Management Systems, Databases, Operational Databases, Data Maintenance, Database Design, Data Management, Data Integrity, Data Security, SQL, Data Validation, System Monitoring, Security Controls, Performance Tuning, Query Languages, Disaster Recovery, Data Science
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Open Web Application Security Project (OWASP), Incident Response, Penetration Testing, Risk Analysis, Computer Security Incident Management, Metasploit, Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Data Security, Authentications, Security Testing, Cloud Security, Security Strategy, Threat Management, Endpoint Detection and Response, Incident Management, Risk Management, Cyber Attacks
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Virtualization and Virtual Machines, Virtualization, Hardware Troubleshooting, Network Troubleshooting, Computer Hardware, Cloud Computing, Technical Support and Services, Technical Support, General Networking, End User Training and Support, System Support, Peripheral Devices, Networking Hardware, System Configuration, Data Storage, Network Administration, Network Infrastructure, Information Technology, Hardware Architecture, Configuration Management
Advanced · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Network Troubleshooting, Computer Networking, IT Security Architecture, Information Systems Security, Cloud Management, Linux, IT Infrastructure, Cybersecurity, Microsoft Windows, Network Security, Network Protocols, TCP/IP, Systems Administration, Remote Access Systems, Desktop Support, Technical Support, Lightweight Directory Access Protocols, Technical Support and Services, Package and Software Management
Beginner · Professional Certificate · 3 - 6 Months
Skills you'll gain: IT Security Architecture, Operating System Administration, Package and Software Management, Information Systems Security, IT Infrastructure, Network Troubleshooting, Systems Administration, Computer Networking, Infrastructure Security, Computer Security, Encryption, Desktop Support, Routing Protocols, Lightweight Directory Access Protocols, Technical Support, Network Protocols, Computer Hardware, Cloud Computing, Customer Service, Debugging
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Technical Support, Technical Support and Services, Hardware Troubleshooting, Cloud Computing, Cloud Management, Cloud Services, Cyber Attacks, Cybersecurity, Help Desk Support, System Support, Computer Security Awareness Training, End User Training and Support, Network Support, Cloud Storage, Network Troubleshooting, Computer Hardware, Customer Service, General Networking, Data Storage, Identity and Access Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, IT Security Architecture, TCP/IP, Systems Administration, Network Troubleshooting, IT Infrastructure, File Systems, OSI Models, Cybersecurity, Cyber Attacks, Network Security, Network Protocols, Microsoft Windows, Computer Networking, Operating Systems, Lightweight Directory Access Protocols, Desktop Support, Technical Support, Technical Support and Services, System Support
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Hardware Troubleshooting, Computer Hardware, Hardware Architecture, Microarchitecture, Computer Architecture, IT Infrastructure, Data Storage Technologies, System Configuration, Data Storage, Memory Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, OSI Models, Network Model, TCP/IP, Networking Hardware, Local Area Networks, Network Protocols, Network Planning And Design, General Networking, Network Architecture, Network Infrastructure, Hardware Troubleshooting, Network Switches, Test Equipment, Test Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Command-Line Interface, Network Security, Operating Systems, Information Technology Operations, Network Support, Mac OS, Security Controls, Microsoft Windows, Information Systems Security, System Configuration, Mobile Security, System Support, Linux, Network Troubleshooting, Technical Support, Software Installation, Help Desk Support, Firewall, Malware Protection, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Peripheral Devices, USB, Operating Systems, Computer Hardware, Operating System Administration, Data Storage Technologies, Hardware Troubleshooting, Data Storage, Computing Platforms, Desktop Support, Computer Systems, System Configuration, Electrical Safety, Linux, File Systems, Information Technology, Microsoft Windows, Information Privacy
Beginner · Course · 1 - 3 Months
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
Beginner · Professional Certificate · 3 - 6 Months