cybersecurity

American  

[sahy-ber-si-kyoor-i-tee] / ˌsaɪ bər sɪˈkjʊər ɪ ti /

Or cyber security

noun

1. precautions taken to guard against crime that involves the internet, especially unauthorized access to computer systems and data connected to the internet.

2. the state of being protected against such crime.

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cybersecurity British  

/ ˌsaɪbəˌsɪˈkjʊərɪtɪ /

noun

1. computing the state of being safe from electronic crime and the measures taken to achieve this

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Etymology

Origin of cybersecurity

First recorded in 1985–90; cyber- ( def. ) + security ( def. )

Example Sentences

See Examples For:

cybersecurity

Software stocks have been battered by concerns of artificial intelligence threatening traditional software-as-a-service business models, with new products from the likes of Anthropic boasting capabilities in cybersecurity, human resources and more.

From MarketWatch ● Aug. 13, 2026

Mr. Clarke was special adviser to the president for cybersecurity, 2001-03.

From The Wall Street Journal ● Aug. 10, 2026

Online city services and internal operations remained temporarily unavailable as of Sunday morning while cybersecurity experts investigate the incident and work to restore systems.

From Los Angeles Times ● Aug. 9, 2026

However, the governor’s office noted that state-by-state cybersecurity efforts are less effective than a coordinated federal response.

From Los Angeles Times ● Aug. 9, 2026

The attacks come as Congress is considering whether to extend a federal cybersecurity grant program that has provided a lifeline to cash-strapped local governments, including funding that can be used to protect water systems.

From The Wall Street Journal ● Aug. 8, 2026