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: Database Administration, Programming Principles, Computer Programming, Artificial Intelligence, Cloud Services, Network Security
★ 4.8 (150) · Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Threat Management, Vulnerability Assessments, Incident Response, Incident Management, Computer Security Incident Management, Public Key Infrastructure, IT Security Architecture, Disaster Recovery, Vulnerability Management, Law, Regulation, and Compliance, Threat Detection, Cyber Security Assessment, Risk Management, Risk Management Framework, Compliance Management, Network Security, Security Architecture Review, Infrastructure Security, Cloud Security, Hardening
★ 4.7 (27) · Beginner · Specialization · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Linux Administration, Open Source Technology, Linux, Linux Servers, File Systems, Ubuntu, Operating System Administration, Red Hat Enterprise Linux, Unix, Linux Commands, Systems Administration, Software Installation, System Software, System Configuration, File Management, Data Storage, Command-Line Interface, Operating Systems, Data Storage Technologies, Cloud Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Analysis
★ 5 (9) · Advanced · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Threat Detection, Cyber Threat Intelligence, Incident Response, Vulnerability Scanning, Computer Security Incident Management, Incident Management, Vulnerability Assessments, MITRE ATT&CK Framework, Cyber Security Assessment, Threat Modeling, Cyber Threat Hunting, Vulnerability Management, Intrusion Detection and Prevention, Security Information and Event Management (SIEM), Cybersecurity, Threat Management, Security Management, Network Security, Cloud Security, Risk Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Exploitation techniques, Cyber Security Assessment, Security Testing, Vulnerability Assessments, Mobile Security, Cloud Security, Network Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Security, Retrieval-Augmented Generation, Prompt Engineering, Model Training, Generative AI, Large Language Modeling, Model Optimization, Embeddings, Natural Language Processing, Data Governance, Prompt Patterns, Machine Learning Methods, Generative Model Architectures, Model Evaluation, Model Deployment, Data Processing, Responsible AI, Deep Learning, Data Security, Machine Learning
Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Supervised Learning, Statistical Methods, Exploratory Data Analysis, Data Preprocessing, Model Evaluation, Data Processing, Data Quality, Model Deployment, Data Transformation, Machine Learning Methods, Image Analysis, Statistics, Statistical Machine Learning, Data Analysis, Data Science, MLOps (Machine Learning Operations), Applied Machine Learning, Unsupervised Learning, Computer Vision, Machine Learning Algorithms
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Operating System Administration, Network Troubleshooting, Computer Networking, IT Security Architecture, Information Systems Security, Cloud Management, Linux, IT Infrastructure, Cybersecurity, Microsoft Windows, Network Security, Network Protocols, TCP/IP, Systems Administration, Remote Access Systems, Desktop Support, Technical Support, Lightweight Directory Access Protocols, Technical Support and Services, Package and Software Management
★ 4.8 (588) · Beginner · Professional Certificate · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Shell Script, Unix Shell, Bash (Scripting Language), Vulnerability Assessments, Linux, Linux Commands, Vulnerability Scanning, Linux Administration, System Monitoring, Continuous Monitoring, Security Testing, Scripting Languages, Security Management, Security Requirements Analysis, Computer Security Incident Management, Unix Commands, Scripting, Software Development Tools, Cyber Security Policies, Operating System Administration
Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: OSI Models, Network Troubleshooting, Network Protocols, Local Area Networks, Network Model, TCP/IP, General Networking, Networking Hardware, Network Architecture, Computer Networking, Network Infrastructure, Network Switches, Network Monitoring, Hardware Troubleshooting, Network Analysis
Beginner · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Network Monitoring, Network Troubleshooting, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Network Performance Management, Security Controls, Threat Detection, Firewall, Virtual Private Networks (VPN), Network Switches, Infrastructure Security, Hardening, Network Architecture, Network Analysis, Hardware Troubleshooting, Diagnostic Tests
Intermediate · Course · 1 - 3 Months