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

Recent Examples on the Web

Where are the Harvard Universities and Perkins Coie law firms of the cybersecurity world? —Tony Bradley, Forbes.com, 18 Apr. 2025

The new center will offer training in manufacturing, automotive technology, green and environmental technology, skilled trades and cybersecurity, Ball said. —Kiersten Hacker, Baltimore Sun, 18 Apr. 2025

America’s adversaries have more room to operate, at least in the disinformation space, cybersecurity experts say. —Cate Martel, The Hill, 18 Apr. 2025

The suit claimed the breach was a direct result of Rite Aid’s failure to implement adequate cybersecurity procedures. —Ryley Amond, CNBC, 18 Apr. 2025

Word History

First Known Use

1989, in the meaning defined above

Rhymes for cybersecurity

• biosecurity
• immaturity
• insecurity
• prematurity
• impurity
• maturity
• obscurity
• security
• purity
• surety

Legal Definition

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