cybersecurity

noun

cy·​ber·​se·​cu·​ri·​ty ˈsī-bər-si-ˌkyu̇r-ə-tē How to pronounce cybersecurity (audio)
: measures taken to protect a computer or computer system (as on the Internet) against unauthorized access or attack

Examples of cybersecurity in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
It's modeled after President Trump's advisory body of the same name, led by billionaire Elon Musk, who has faced widespread criticism for sowing chaos in federal agencies that manage parks, weather forecasts, cybersecurity and more. Kathryn Varn, Axios, 8 Apr. 2025 Wedbush makes the case for some cybersecurity and gaming stocks. Frank Holland, CNBC, 8 Apr. 2025 Selecting the right solution as well as setting up an effective migration strategy are both essential to ensuring the success and effectiveness of a cybersecurity project. Steve Millidge, Forbes.com, 8 Apr. 2025 The world woke up to the need for cybersecurity in the cloud after COVID in 2020. Neil Senturia, San Diego Union-Tribune, 7 Apr. 2025 See All Example Sentences for cybersecurity

Word History

First Known Use

1989, in the meaning defined above

Time Traveler
The first known use of cybersecurity was in 1989

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Cite this Entry

“Cybersecurity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cybersecurity. Accessed 15 Apr. 2025.

Legal Definition

cybersecurity

noun
cy·​ber·​se·​cu·​ri·​ty ˈsī-bər-si-ˈkyu̇r-ə-tē How to pronounce cybersecurity (audio)
: measures taken to protect a computer or computer system (as on the Internet) against unauthorized access or attack
Last Updated: - Updated example sentences
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