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.

Pearson
Skills you'll gain: Firewall, Linux Administration, Authorization (Computing), Linux Servers, Security Controls, Linux, Hardening, Authentications, Network Security, Linux Commands, System Configuration, Servers, Server Administration, Encryption, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Cloud Infrastructure, Cloud Security, Network Troubleshooting, Cloud Platforms, Cloud Computing, Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Threat Modeling, Encryption, Identity and Access Management, Information Systems Security, Threat Detection, Firewall, Infrastructure Security, Security Controls, Security Strategy, Authorization (Computing), Authentications, Security Awareness, Risk Management Framework
Beginner · Course · 1 - 3 Months

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

Pearson
Skills you'll gain: Test Planning
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Operating System Administration, Package and Software Management, IT Infrastructure, Network Troubleshooting, Computer Networking, Infrastructure Security, Encryption, Desktop Support, Network Security, Routing Protocols, TCP/IP, Cybersecurity, Lightweight Directory Access Protocols, Active Directory, Technical Support, Network Protocols, Operating Systems, Cloud Computing, Customer Service, Debugging
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Hardware Troubleshooting, Computer Security Awareness Training, Information Systems Security, Malware Protection, Data Security, Technical Support and Services, Encryption, Security Awareness, Authentications, Patch Management, Technical Support, Firewall, Data Integrity
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Ubuntu, Bash (Scripting Language), Linux, File Management, Linux Commands, Command-Line Interface, Operating System Administration, Unix, Unix Shell, Unix Commands, Red Hat Enterprise Linux, Software Installation, System Configuration, Scripting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Scanning, Penetration Testing, MITRE ATT&CK Framework, Metasploit, Vulnerability Assessments, Security Testing, Open Web Application Security Project (OWASP), Cyber Security Assessment, Exploitation techniques, Virtual Machines, Technical Documentation, Microsoft Windows, Windows PowerShell, Linux Commands, Command-Line Interface, Software Installation
Intermediate · Course · 3 - 6 Months

Pearson
Skills you'll gain: Linux Administration, Linux, Operating System Administration, TCP/IP, Authorization (Computing), System Configuration, Hardening, Network Routing, Network Troubleshooting, Network Administration, Network Analysis, Network Protocols, File Systems, User Accounts, Service Management, OS Process Management
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Incident Response, Vulnerability Management, Computer Security Incident Management, Cyber Operations, Hardening, Cybersecurity, Security Controls, Vulnerability Assessments, Threat Detection, Identity and Access Management, Intrusion Detection and Prevention, IT Security Architecture, Information Systems Security, Vulnerability Scanning, Threat Management, Application Security, Mobile Security, Network Security, Authorization (Computing), Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks