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: Linux Commands, Linux, Command-Line Interface, Penetration Testing, Linux Administration, General Networking, Cyber Security Assessment, Exploitation techniques, Cybersecurity, Data Ethics, Vulnerability Scanning, Network Security, System Configuration, Software Installation, Virtual Machines
★ 4.3 (38) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Computer Security Incident Management, Exploitation techniques
★ 4.9 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Model Training, Incident Response, User Accounts, Machine Learning Methods, Security Information and Event Management (SIEM), Machine Learning Software, User Provisioning, Model Evaluation, Authorization (Computing), Event Monitoring, Systems Administration, Performance Tuning, Data Visualization, Threat Detection, Identity and Access Management, Security Management
★ 4.8 (51) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Intelligence, Malware Protection, Peripheral Devices, Personally Identifiable Information, Remote Access Systems, Hardware Troubleshooting, Threat Detection, Desktop Support, Technical Support and Services, Threat Management, Help Desk Support, Cloud Services, Active Directory, Cybersecurity, Mac OS, Computer Hardware, Microsoft Windows, Technical Support, IT Management, Cloud Security
★ 4.6 (26) · Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: File Systems, Digital Forensics, Microsoft Windows, File Management, Operating Systems, Data Structures, Data Validation, Data Storage Technologies, Data Storage, Computer Hardware, Digital Analysis
★ 4.7 (89) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Vulnerability Assessments, Cyber Security Assessment, Exploitation techniques, Security Testing, Mobile Security, Test Script Development, Scripting, Android (Operating System), Application Security, Human Factors (Security), Scripting Languages, Network Analysis, Automation, Analysis, Virtual Environment
★ 4.8 (14) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Computing Architecture, Cloud Management, Cloud Security, Cloud Computing, Zero Trust Network Access, Business Continuity Planning, Business Continuity, Cloud Standards, Continuous Monitoring, Cloud Infrastructure, Hybrid Cloud Computing, Cloud Services, Data Migration, Resource Allocation, Security Management, Cloud Platforms, Data Management, Disaster Recovery, Infrastructure As A Service (IaaS), Cloud Deployment
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Administration, Virtual Local Area Network (VLAN), General Networking, Network Architecture, Virtual Networking, TCP/IP, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Networking Hardware, Network Switches, Network Troubleshooting, Network Protocols, Threat Detection
★ 4.3 (27) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Internet Of Things, API Design, Amazon Web Services, Embedded Software, Cloud Computing Architecture, Application Programming Interface (API), Network Protocols, Microservices, Cloud Applications, Cloud Services, Communication Systems, Middleware, Cloud Platforms, Embedded Systems, Information Systems Security, Telecommunications, Cloud Technologies, Interoperability, Cybersecurity, Cloud-Based Integration
★ 4.5 (127) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Control Systems, Programmable Logic Controllers, Animations, Human Machine Interfaces, Motion Graphics, UI Components, Real-Time Operating Systems, Control Panels, Test Tools, Interactive Design, Code Reusability, Program Development, Simulations, Interactive Data Visualization, Automation Engineering, Machine Controls, Computer Hardware, Electrical Wiring, Computational Logic, Network Troubleshooting
★ 4.7 (44) · Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Bootstrap (Front-End Framework), Web Design and Development, Web Development, Web Applications, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Browser Compatibility, User Interface and User Experience (UI/UX) Design, User Experience Design, Requirements Analysis, Requirements Elicitation, Client Services, Javascript
★ 4.7 (56) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Patch Management, Microsoft Azure, Disaster Recovery, System Monitoring, Cloud Management, Cloud Storage, File Management, Data Storage, Cloud Security, Continuous Monitoring, Event Monitoring, Virtual Machines, Data Security, Query Languages
★ 4.6 (15) · Beginner · Course · 1 - 4 Weeks