cy·​ber·​se·​cu·​ri·​ty | \ ˈsī-bər-si-ˌkyu̇r-ə-tē How to pronounce cybersecurity (audio) \

Definition of cybersecurity

: 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

At the same time, dozens of countries and hundreds of firms and nonprofits are fed up with all this digital violence, and are working toward greater cybersecurity for all – and even what might be called cyber peace. Scott Shackelford, The Conversation, "In a world of cyber threats, the push for cyber peace is growing," 3 Sep. 2019 The task force includes a cybersecurity working group that would better protect university networks against unauthorized access and damage. Washington Post, "Australia tries to curb foreign interference at universities," 28 Aug. 2019 The taskforce will have four working groups focusing on cybersecurity, intellectual property, foreign collaborations, and communications to raise awareness of security issues. Dennis Normile, Science | AAAS, "Australia plans to tackle foreign influence at nation's universities," 28 Aug. 2019 While the cybersecurity world took a collective deep breath after the Black Hat and Defcon hacker conferences, there was still plenty of news to be had this week. Brian Barrett, WIRED, "Security News This Week: Cryptocurrency Miners Expose Nuclear Plant to Internet," 24 Aug. 2019 In addition to fintech startups, the incubator will consider companies working in compatible areas such as blockchain, cybersecurity, mobile payments and insurance technology. San Diego Union-Tribune, "San Diego’s biggest startup incubator EvoNexus expands to Silicon Valley," 23 Aug. 2019 The company, which makes software for network operations and cybersecurity, has subleased 116,000 square feet in north San Jose in a push for expansion. George Avalos, The Mercury News, "A10 Networks strikes deal for north San Jose expansion," 5 Aug. 2019 For years, the private sector has pushed back on efforts to regulate cybersecurity, arguing that market incentives will do a better job of driving companies to invest in cyber defense than regulations. Will Carter For Cnn Business Perspectives, CNN, "Companies get off too easy with data breaches. Bigger fines are a good place to start," 31 July 2019 Law-enforcement and cybersecurity professionals advise against paying ransoms, arguing that paying will encourage more attacks, and that sometimes, hackers don’t follow through on promises to unlock files even after the ransom is paid. Jeannette Hinkle, azcentral, "How 4 IT technicians saved an Arizona hospital from hacker ransomware," 30 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cybersecurity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cybersecurity

1989, in the meaning defined above

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Statistics for cybersecurity

Last Updated

7 Sep 2019

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Time Traveler for cybersecurity

The first known use of cybersecurity was in 1989

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cy·​ber·​se·​cu·​ri·​ty | \ ˈsī-bər-si-ˈkyu̇r-ə-tē How to pronounce cybersecurity (audio) \

Legal Definition of cybersecurity

: measures taken to protect a computer or computer system (as on the Internet) against unauthorized access or attack

Comments on cybersecurity

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to make a temporary encampment

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