CompTIA A+ courses can help you learn hardware troubleshooting, operating system installation, networking basics, and security fundamentals. You can build skills in customer service, problem-solving, and configuring devices for optimal performance. Many courses introduce tools like ticketing systems for managing support requests and diagnostic software for identifying issues, ensuring you can apply your knowledge effectively in real-world IT environments.

Infosec
Skills you'll gain: OSI Models, Network Troubleshooting, General Networking, Computer Networking, Network Monitoring, Network Security, Virtual Networking, Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), Wireless Networks, Networking Hardware, Disaster Recovery, Network Protocols, Network Switches
★ 3.4 (9) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Email Security, Cloud Infrastructure, Cloud Platforms, Cloud Computing, Relational Databases, Cloud Computing Architecture, Operating System Administration, Cloud Services, Cloud Development, General Networking, Cloud Security, Virtualization, Cloud Deployment, Cybersecurity, Network Troubleshooting, Hardening, Network Support, Peripheral Devices, Programming Principles, Artificial Intelligence
★ 4.7 (12K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Linux, Linux Administration, Operating System Administration, Malware Protection, Linux Commands, Endpoint Security, Security Awareness, Hardening, File Systems, Remote Access Systems, Microsoft Windows, Desktop Support, Interoperability, Mobile Security, Information Technology Operations, Technical Support, Responsible AI, Operating Systems, Network Troubleshooting, Hardware Troubleshooting
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Digital Forensics, Infrastructure as Code (IaC), Endpoint Security, Vulnerability Management, Risk Management, Cryptography, Cybersecurity, Cloud Computing Architecture, Network Security, Incident Response, Cloud Security, Risk Analysis, Cryptographic Protocols, Cyber Attacks, Encryption, Cyber Security Policies, Identity and Access Management, Secure Coding, Threat Management, Cyber Threat Intelligence
★ 4.4 (18) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Mobile Security, Operating System Administration, Microsoft Windows, Malware Protection, Information Technology Operations, Disaster Recovery, Mac OS, Document Management, Command-Line Interface, Incident Response, Network Security, Linux, Information Systems Security, Security Controls, Cybersecurity, Data Security, Windows PowerShell, Operating Systems, System Support, Internet Of Things
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Operating System Administration, Linux, Linux Commands, Virtualization, File Systems, Systems Administration, Command-Line Interface, Containerization, Bash (Scripting Language), Hardening, Virtualization and Virtual Machines, Network Troubleshooting, Data Storage, Application Deployment, Infrastructure as Code (IaC), Virtual Machines, Shell Script, System Monitoring, Data Storage Technologies
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Penetration Testing, Security Testing, Cloud Security, Programming Principles, General Data Protection Regulation (GDPR), Wireless Networks, Application Programming Interface (API)
★ 4.7 (23) · Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Data Integration, Data Analysis, Data Literacy, Data Mining, Data Presentation, Data-Driven Decision-Making, Data Governance, Business Analytics, Data Visualization, Dashboard Creation, Analytics, Statistical Analysis, Dashboard, Data Warehousing, Data Storage, Data Security, Data Quality, Data Cleansing, Data Integrity, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity
★ 4.8 (1.3K) · Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Stakeholder Engagement, Project Schedules, Stakeholder Management, Information Technology, Project Risk Management, Environmental Social And Corporate Governance (ESG), Scheduling, Vendor Management, Procurement, Project Management, Stakeholder Communications, Project Management Life Cycle, Risk Management, Agile Project Management, Agile Methodology, Project Planning, Performance Analysis, Resource Management, Quality Management, Performance Management
★ 4.5 (39) · Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Deployment, Cloud Security, Cloud Computing, Incident Response, Cloud Management, Cloud Solutions, Incident Management, Cloud Services, Disaster Recovery, Cloud Standards, Capacity Management, Virtual Networking, Virtualization and Virtual Machines, IT Automation, Network Troubleshooting, Virtual Machines, System Monitoring, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Computer Security Incident Management, Operating System Administration, Information Technology Operations, IT Automation, Security Controls, Information Systems Security, Technical Support and Services, Data Security, General Networking, Wireless Networks
Intermediate · Course · 1 - 4 Weeks