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.

Skills you'll gain: Exploratory Data Analysis
Advanced · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Troubleshooting, Help Desk Support, System Configuration, Computer Hardware, Networking Hardware, Hardware Troubleshooting, Technical Support, Peripheral Devices, System Support, Desktop Support, Computer Networking, Operating Systems, Wireless Networks
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Business Risk Management, Risk Management, Cyber Governance, Penetration Testing, Personally Identifiable Information, Information Privacy, Vendor Management, Governance Risk Management and Compliance, Security Management, Cyber Risk, Vulnerability Assessments, Cyber Security Policies, Security Strategy, Compliance Management, Cybersecurity, Regulatory Requirements, Security Controls, Security Awareness
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Display Devices, Cloud Computing Architecture, Networking Hardware, Virtual Machines, Dynamic Host Configuration Protocol (DHCP), Cloud Computing, Firewall, Mobile Security, USB, Computer Networking, Network Routers, Network Infrastructure, Network Switches, Cloud Security, Network Protocols, System Configuration, System Support, End User Training and Support
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Cloud Security, Network Analysis, General Data Protection Regulation (GDPR), Information Privacy, Wireless Networks, Application Programming Interface (API), Security Controls
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Cyber Threat Intelligence, Threat Modeling, MITRE ATT&CK Framework, Threat Detection, Threat Management, Intelligence Collection and Analysis, Report Writing, Technical Communication, Cyber Security Strategy, Cybersecurity, Research Reports, Data Storytelling, Verbal Communication Skills, Vulnerability Assessments, Incident Response, Business Writing, Risk Analysis, Communication, Presentations, Analysis
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Linux Servers, Linux Commands, Operating System Administration, Red Hat Enterprise Linux, Performance Tuning, Bash (Scripting Language), Kubernetes, Command-Line Interface, Network Troubleshooting, Containerization, Ansible, File Systems, Application Deployment, Authentications
Intermediate · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Security, Cloud Computing, Incident Response, IT Security Architecture, Cloud Management, Cloud Services, Disaster Recovery, Capacity Management, Network Troubleshooting, Virtual Machines, Infrastructure as Code (IaC), Virtualization, Application Security, System Monitoring, Security Controls, Data Migration, Microsoft Azure, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Hardware Troubleshooting, Cloud Computing, Cloud Infrastructure, Virtualization, Computer Hardware, Network Protocols, Cloud Platforms, Virtual Machines, General Networking, Network Administration, Network Security, Desktop Support, Hardware Architecture, TCP/IP, Peripheral Devices, Wireless Networks, Mobile Security, USB, Networking Hardware
Intermediate · Specialization · 1 - 3 Months

Pearson
Skills you'll gain: Git (Version Control System), Package and Software Management, Linux Administration, Ubuntu, Bash (Scripting Language), Containerization, Version Control, Linux, File Systems, Linux Servers, Docker (Software), File Management, Operating System Administration, Linux Commands, User Accounts, Command-Line Interface, Shell Script, Unix, Firewall, Microsoft Windows
Intermediate · Specialization · 1 - 3 Months

Pearson
Skills you'll gain: Cloud Security, Cloud Computing Architecture, Cloud Management, Cloud Computing, Identity and Access Management, Cloud Infrastructure, Security Controls, CI/CD, Computer Security Incident Management, Scalability, Data Security, Network Troubleshooting, Disaster Recovery, Infrastructure as Code (IaC), Vulnerability Assessments, Key Management, Network Security, Incident Response, Test Planning, Solution Design
Beginner · Specialization · 1 - 3 Months

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