cybersecurity
Americannoun
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precautions taken to guard against crime that involves the internet, especially unauthorized access to computer systems and data connected to the internet.
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the state of being protected against such crime.
noun
Etymology
Origin of cybersecurity
First recorded in 1985–90; cyber- ( def. ) + security ( def. )
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Insiders have come forward as whistleblowers, including a director of engineering, a director for platform management, and cybersecurity team members.
From The Wall Street Journal ● Sep. 4, 2026
Zscaler posted a narrower loss after revenue rose 25% in its fiscal fourth-quarter, as AI helped drive demand for its cybersecurity offerings.
From The Wall Street Journal ● Sep. 4, 2026
The cybersecurity company reports adjusted earnings of $1.19 a share on revenue of $898.2 million, beating Wall Street expectations.
From Barron's ● Sep. 3, 2026
When Justin Greenberger started at General Electric right out of college, he was enrolled in the company’s leadership program, where he learned lifelong lessons in various areas including tech, cybersecurity and healthcare.
From The Wall Street Journal ● Sep. 3, 2026
Some cybersecurity customers will get access to the new model Thursday, the company said, with a wider rollout to other paying customers to follow.
From Barron's ● Sep. 3, 2026
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
