cybersecurity

play
noun cy·ber·se·cu·ri·ty \ˈsī-bər-si-ˌkyu̇r-ə-tē\

Definition of cybersecurity

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

Recent Examples of cybersecurity from the Web

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.

First Known Use of cybersecurity

1989


Law Dictionary

cybersecurity

play
noun cy·ber·se·cu·ri·ty \ˈsī-bər-si-ˈkyu̇r-ə-tē\

Legal Definition of cybersecurity

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


Seen and Heard

What made you want to look up cybersecurity? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

marked by lack of plan or order

Get Word of the Day daily email!

Test Your Vocabulary

The Emoji Quiz

  • emoji-the-quiz
  • What phase of the moon is this: 🌖 ?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!