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Browse new releases, best sellers or classics & find your next favourite book. Huge selection of books in all genres. Free UK delivery on eligible orders
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Cyberattack that utilizes a recently-publicized computer software vulnerability on systems which are yet to be mitigated
A zero-day is a vulnerability in software or hardware that is typically unknown to the vendor and for which no patch or other fix is available. The vendor has zero days to prepare a patch as the vulnerability has already been described or exploited. Wikipedia