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  • Z

    zero-day (computer)

    A zero-day vulnerability, also known as a computer zero day, is a flaw in software, hardware or firmware that is unknown to the party or parties responsible for patching or otherwise fixing the flaw.

  • zero-day exploit

    A zero-day exploit is one that takes advantage of a security vulnerability on the same day that the vulnerability becomes generally known...(Continued)

  • Zeus Trojan (Zbot)

    Zeus, also known as Zbot, is a malware toolkit that allows a cybercriminal to build his own Trojan Horse. A Trojan Horse is programming that appears to be legitimate but actually hides an attack.

  • Zotob

    Zotob is a computer worm used by an attacker to gather personal and financial information from computers running Microsoft Windows that have a buffer overflow vulnerability. Zotob, which has several variants, is an outgrowth of a worm called Mytob.

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