cybersecurity
noun
cy·ber·se·cu·ri·ty
ˈsī-bər-si-ˌkyu̇r-ə-tē 
: measures taken to protect a computer or computer system (as on the Internet) against unauthorized access or attack
Examples of cybersecurity in a Sentence
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His mission to catch adults who prey on children was launched when a friend in cybersecurity told him about the online danger.
—
Natasha Holt,
FOXNews.com,
3 July 2026
Today an accessory can affect crash-safety standards, driver-assist sensors, towing limits, and — once it is connected — vehicle cybersecurity.
—
Sarwant Singh,
Forbes.com,
2 July 2026
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Natasha Holt,
FOXNews.com,
3 July 2026
Today an accessory can affect crash-safety standards, driver-assist sensors, towing limits, and — once it is connected — vehicle cybersecurity.
—
Sarwant Singh,
Forbes.com,
2 July 2026
See All Example Sentences for cybersecurity
Cite this Entry
“Cybersecurity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cybersecurity. Accessed 4 Jul. 2026.
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cybersecurity
noun
cy·ber·se·cu·ri·ty
ˈsī-bər-si-ˈkyu̇r-ə-tē
: measures taken to protect a computer or computer system (as on the Internet) against unauthorized access or attack
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