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CompTIA A+

A+ is the starting point for a career in IT. The performance-based exams certify foundational IT skills across a variety of devices and operating systems.

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CompTIA Network+

Network+ certifies the essential skills needed to confidently design, configure, manage and troubleshoot any wired and wireless devices.

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CompTIA Security+

Security+ provides a global benchmark for best practices in IT network and operational security, one of the fastest-growing fields in IT.

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Plus Means More. Now more than ever. Certify from home with online testing to open the door to an IT career.

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Our Most Popular Resources

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What Is a DDoS Attack?

Learn what a DDoS attack is, types of attacks, DDoS protection and how to stop a DDoS attack.

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What Is IT?

Understand the definition of information technology as well as the many different types of careers paths.

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What Is Cloud Computing?

Learn what is cloud computing and the different types and services that exist for the cloud.

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IT Industry Outlook

Our annual industry analysis includes tech trends and an information technology industry overview.

Latest CompTIA Blog Posts

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5 Reasons Blockchain Should Matter to Solution Providers

It's time for solution providers and MSPs to learn how they can integrate blockchain into their current and future solutions offerings to customers. Here are five reasons why, according to members of CompTIA’s Blockchain Advisory Council.

Dec 2, 2021, 14:28 PM by CJ Arlotta

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The Best Linux Certifications for 2022

Ready to grow your IT career? If so, check out the best Linux certifications today to prove you have this in-demand skill.

Dec 1, 2021, 10:44 AM by Matthew Stern

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How do Windows, Linux, and macOS compare?

Know some of the common traits of Windows, Linux, and macOS to select the next operating system for you to learn.

Nov 29, 2021, 10:37 AM by Damon M. Garn

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Grateful, Happy, and Healthy: A Big Thank You to Everyone Who Helped CompTIA in 2021

Thanks to CompTIA's volunteer leaders and staff, who came on strong in 2021, rallying around opportunities and initiatives that would drive the industry forward and make it a better place for all of us.

Nov 25, 2021, 13:00 PM by Nancy Hammervik

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Your Next Move: Linux Administrator

If you like to tinker in Linux, take your interest to the next level and skill up to become a Linux administrator.

Nov 24, 2021, 11:42 AM by Emily Matzelle