cybersecurity

American  

[sahy-ber-si-kyoor-i-tee] / ˌsaɪ bər sɪˈkyʊər 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

Cybersecurity concerns exist regarding AI agent platforms like OpenClaw, with agents potentially tampering with or deleting valuable files.

From The Wall Street Journal

While the practice is quickly spreading across Silicon Valley, there are still plenty of concerns about cybersecurity and larger, existential questions about the future of human-based software engineering.

From The Wall Street Journal

Microsoft also plans to invest in cybersecurity and sovereign technology in the country.

From The Wall Street Journal

Palo Alto stock has fallen 15% in 2026, partly due to cybersecurity risk concerns from Anthropic’s new AI model.

From Barron's

The stock tumbled again on Friday—the same day as Arora’s purchase—after Anthropic confirmed it was developing a new large-language model, raising concerns over potential cybersecurity risks.

From Barron's