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
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An executive at a cybersecurity company told Forbes search traffic to its website has gone down 10% this year. Rashi Shrivastava, Forbes.com, 19 June 2025 The group had previously targeted Iran's Bank Sepah, and cybersecurity analysts say the Nobitex hack fits a pattern of cyberattacks tied to spikes in Israel-Iran tensions. Amanda Castro shane Croucher, MSNBC Newsweek, 19 June 2025 This environment signals strong demand for advanced cybersecurity solutions, which CrowdStrike and Palo Alto Networks have. Paulina Likos, CNBC, 18 June 2025 Broadcom boasts a wide range of businesses, from wifi and bluetooth chips used in iPhones to server virtualization and cybersecurity software following a string of acquisitions orchestrated by Chief Executive Officer Hock Tan over almost two decades. Bloomberg, Mercury News, 18 June 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 30 Jun. 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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