cybersecurity

IPA/ˈsaɪbəsɪkjʊərəti/
IPA/ˈsaɪbərsɪkjʊrəti/

cybersecurity — noun

1. The practice of keeping computers, networks, and the information they store safe

1.名詞B2
釋義

The practice of keeping computers, networks, and the information they store safe from theft, damage, or illegal access — especially when the threat comes through the internet.

例句

Wei's company invested in stronger cybersecurity after hackers stole customer credit card numbers.

noun as modifier: stronger cybersecurity

The hospital hired a cybersecurity expert to keep patient records safe from online attacks.

compound modifier: cybersecurity expert

同義詞
  • information security

    broader term that also covers paper documents and physical data; cybersecurity focuses on digital systems

  • IT security

    more general term for all aspects of protecting computer systems, including hardware and physical access

  • network security

    narrower — specifically about protecting the connections between computers, not the data on each device

反義詞
  • vulnerability

    a weakness that cybersecurity aims to prevent or fix

文法句型

cybersecurity + noun (modifier): cybersecurity team / cybersecurity measures

用法筆記

Uncountable noun — you cannot say 'a cybersecurity' or 'two cybersecurities'. Use 'cybersecurity measures' or 'a cybersecurity system' instead.

常見錯誤

❌We need a good cybersecurity.
✅We need good cybersecurity.
💡cybersecurity is uncountable.
❌I work in cyber security.
✅I work in cybersecurity.
💡The compound is now written as one word in standard usage.