TOEFL preparation courses can help you learn reading comprehension, listening skills, writing techniques, and speaking strategies. You can build skills in time management for test-taking, understanding question formats, and developing effective study habits. Many courses introduce practice tests and online resources that simulate the actual exam environment, helping you familiarize yourself with the test's structure and timing.

Skills you'll gain: Network Troubleshooting, Distributed Denial-Of-Service (DDoS) Attacks, Network Administration, Hardening, Network Monitoring, Intrusion Detection and Prevention, Cybersecurity, Network Protocols, Firewall, General Networking, Network Infrastructure, Network Performance Management, Authentications, Identity and Access Management, Encryption, Virtual Local Area Network (VLAN), Multi-Factor Authentication, Wireless Networks
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Cyber Threat Intelligence, Security Information and Event Management (SIEM), Threat Detection, Vulnerability Assessments, Technical Communication, Intrusion Detection and Prevention, Cybersecurity, Vulnerability Management, Continuous Monitoring, Threat Management, Communication Strategies, Digital Forensics, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux, System Configuration, Operating System Administration, Systems Administration, File Systems, Virtualization, File Management, Virtual Machines, Information Technology, Data Storage Technologies, Technical Communication
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Performance Testing, Maintainability, Software Testing, Code Review, Software Technical Review, Security Testing, Test Planning, Software Quality Assurance, Test Tools, White-Box Testing, Regression Testing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploitation techniques, Network Security, Intrusion Detection and Prevention, Local Area Networks, Threat Detection, General Networking, Linux, Linux Administration, Virtual Machines, Network Analysis
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Kotlin, Android Jetpack, Cross Platform Development, Mobile Development, Cloud Deployment, Android Development, Back-End Web Development, Google Cloud Platform, MongoDB, User Interface (UI), Restful API, Application Programming Interface (API), API Design
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Product Roadmaps, Agile Product Development, Backlogs, DevOps, Lean Methodologies, Analytics, Agile Methodology, Agile Project Management, Data-Driven Decision-Making, Product Management, Operational Efficiency, Risk Management, Data Science, Product Development, Innovation, Product Strategy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Resource Management, Cloud Computing Architecture, Capacity Management, Case Studies, Infrastructure Architecture, Cloud Infrastructure, Process Optimization, Law, Regulation, and Compliance, Business Solutions, Solution Architecture, Cloud Computing, Systems Design, Cloud Security, Safety Standards, Analysis, Microservices, Scalability, Cryptography
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, iOS Development, Core Data (Software), Secure Coding, Application Deployment, Scalability, Swift Programming, Performance Tuning, Application Security, Debugging, Application Performance Management, Application Programming Interface (API), Performance Testing, Encryption, JSON
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Unit Testing, .NET Framework, Integration Testing, Software Testing, Test Case, Development Testing
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Microsoft Power Platform, Power Apps Component Framework, Power Platform CLI, Microsoft Power Automate/Flow, Development Environment, Microsoft Azure, Power BI, Data Modeling, Technical Design, Solution Architecture, Business Logic, Platform As A Service (PaaS), Microsoft 365, No-Code Development, Data Architecture, Cloud Development, Authentications, Application Development, Authorization (Computing), Business Workflow Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Intrusion Detection and Prevention, Email Security, Incident Response, Application Security, Computer Security Incident Management, Cyber Attacks, Infrastructure Security, Cyber Threat Intelligence, Threat Detection, Web Applications, Malware Protection, Network Security, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Data Security, Digital Forensics
Intermediate · Course · 1 - 4 Weeks