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.

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, Computer Security Incident Management, Linux, Information Systems Security, Security Controls, Information Technology, Windows PowerShell, Problem Management, Operating Systems, Internet Of Things
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Network Security, Remote Access Systems, Disaster Recovery, OSI Models, General Networking, Network Administration, Network Troubleshooting, Computer Networking, Network Architecture, Network Infrastructure, Networking Hardware, Network Monitoring, TCP/IP, Virtual Private Networks (VPN), Network Protocols, Cybersecurity, Computer Security, Data Centers, Virtualization, Authentications
Intermediate · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Unix Shell, Linux Servers, Linux Commands, Unix, Red Hat Enterprise Linux, 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: Threat Management, Vulnerability Assessments, Incident Response, Computer Security Incident Management, Public Key Infrastructure, IT Security Architecture, Disaster Recovery, Vulnerability Management, Regulation and Legal Compliance, Threat Detection, Cyber Security Assessment, Risk Management, Compliance Management, Regulatory Compliance, Network Security, Infrastructure Security, Cloud Security, Hardening, Security Engineering, Software-Defined Networking
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Cyber Security Assessment, Cybersecurity, Security Testing, Test Planning
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Project Schedules, Stakeholder Management, Information Technology, Project Risk Management, Environmental Social And Corporate Governance (ESG), IT Management, Vendor Management, Procurement, Project Management, Stakeholder Communications, Issue Tracking, Project Management Life Cycle, Project Controls, Risk Management, Agile Methodology, Performance Measurement, Project Planning, Resource Management, Quality Management, Performance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Computing Architecture, Cloud Services, Cloud Deployment, Generative AI, Cloud Security, Cloud Infrastructure, Cybersecurity, Cloud Platforms, Cloud Computing, Data Storage, Peripheral Devices, Virtualization, Computer Hardware, Cyber Attacks, System Configuration, Artificial Intelligence, OSI Models, General Networking, Data Security, Test Planning
Beginner · Specialization · 3 - 6 Months

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

Skills you'll gain: Cybersecurity, Information Technology, Cyber Security Strategy, Cyber Security Policies, Technical Support and Services, Technical Support, Information Systems Security Assessment Framework (ISSAF), Computer Security Awareness Training, Security Awareness, Application Security, ISO/IEC 27001, Network Security, Data Security, Information Assurance, Operating Systems, Computer Hardware
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Penetration Testing, Metasploit, Exploitation techniques, Cloud Security, Vulnerability Scanning, Cyber Security Assessment, Network Security, Application Security, Vulnerability Assessments, Cybersecurity, Mobile Security, Human Factors (Security), Network Analysis, Scripting, Virtual Machines, Linux, Technical Communication
Advanced · Course · 3 - 6 Months

Coursera
Beginner · Course · 1 - 4 Weeks