Definition of zero-day in English:
Deriving from or relating to a previously unknown vulnerability to attack in some software: the service is designed to detect all manner of malware, including zero-day threats
More example sentences
- There were unexpected zero-day attacks causing a half-day network outage.
- Last week, the company warned the public of a "zero-day" attack that acts upon certain weaknesses in the program.
- The amalgamation of zero-day threats, compliance demands, and still more problems pushes corporations to address the most pressing challenges first.
Definition of zero-day in:
- British & World English dictionary
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