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.

LearnQuest
Skills you'll gain: Help Desk Support, Technical Support, Cloud Computing, Simulations, General Networking, Computer Hardware
★ 3.3 (109) · Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, Shell Script, User Accounts, System Configuration, Network Administration, File Management, Identity and Access Management, General Networking, Firewall, Security Controls, Containerization
★ 4.4 (24) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Server Administration, Windows Servers, Servers, Network Troubleshooting, IT Infrastructure, Linux Servers, Virtualization, Hardware Troubleshooting, Operating System Administration, Data Storage Technologies, IT Automation, Remote Access Systems, Hardening, Security Controls, Networking Hardware, Computer Hardware, Data Storage, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtualization, Hardware Troubleshooting, Network Troubleshooting, Computer Hardware, Cloud Computing, Technical Support and Services, General Networking, End User Training and Support, Peripheral Devices, Networking Hardware, System Configuration, Data Storage, Network Administration, Information Technology, Hardware Architecture, Data Storage Technologies, Wireless Networks, Computer Architecture, Display Devices, Configuration Management
★ 4.6 (216) · Advanced · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Threat Modeling, Responsible AI, Prompt Engineering, MITRE ATT&CK Framework, Cybersecurity, Cyber Operations, Security Information and Event Management (SIEM), Security Testing, Security Controls, Open Web Application Security Project (OWASP), Security Awareness, Threat Detection, Data Security, Infrastructure Security, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Hardening, Anomaly Detection, Governance, Risk Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Routing Protocols, Wide Area Networks, Network Security, Network Routing, Network Routers, Data Centers, TCP/IP, Open Shortest Path First (OSPF), Network Protocols, General Networking, Network Switches, Virtualization and Virtual Machines, Virtual Machines, Virtual Local Area Network (VLAN), Virtualization, Virtual Private Networks (VPN), Wireless Networks, Network Administration, Network Troubleshooting, Network Architecture
★ 4.6 (14) · Beginner · Specialization · 3 - 6 Months

Total Seminars
Skills you'll gain: Responsible AI, Package and Software Management, Network Troubleshooting, Shell Script, Linux Administration, Docker (Software), OS Process Management, Linux, Containerization, Virtualization, Open Source Technology, Version Control, Ansible, Configuration Management, Linux Commands, Linux Servers, Bash (Scripting Language), Firewall, Computer Networking, Cloud Storage
Beginner · Specialization · 3 - 6 Months

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

Skills you'll gain: Computer Security Incident Management, Vulnerability Assessments, Cyber Operations, Cybersecurity, Cyber Threat Intelligence, Cyber Attacks, Cyber Threat Hunting, Threat Detection, Data Security, Network Security, Security Information and Event Management (SIEM), Cyber Security Strategy, DevSecOps, Data Integrity, MITRE ATT&CK Framework, Security Strategy, Malware Protection, Cloud Security, Encryption, Authentications
★ 4.5 (31) · Intermediate · Specialization · 1 - 3 Months

Total Seminars
Skills you'll gain: Penetration Testing, Vulnerability Scanning, Vulnerability Assessments, Network Security, Cybersecurity, Cloud Security, Security Testing, MITRE ATT&CK Framework, Test Planning, Application Security, Open Web Application Security Project (OWASP), Technical Communication, Cloud Platforms, Network Monitoring, Network Troubleshooting, Network Analysis, OSI Models, Linux, Web Applications, Ethical Standards And Conduct
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: IT Security Architecture, Incident Response, Endpoint Security, Cloud Computing Architecture, Authentications, Risk Analysis, Network Security, Risk Mitigation, Cyber Operations, Cyber Governance, Regulatory Compliance, Compliance Auditing, Event Monitoring, Cyber Security Policies, Cyber Risk, Governance, Information Systems Security, Encryption, Risk Management, Multi-Factor Authentication
★ 4.8 (17) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Operating Systems, Programming Principles, General Networking, Cloud Computing, TCP/IP, Cloud Deployment, Cybersecurity, OS Process Management, File Systems, Local Area Networks, Computer Networking, Computer Systems, Operating System Administration, Authentications, Computer Hardware, Information Systems Security, Cloud Infrastructure, Software Development, IT Security Architecture, Database Management
Beginner · Course · 1 - 3 Months