Zero-day attack Computer threats that prey on software weaknesses developers had not identified.

是指电脑被攻击是因为电脑软件上有开发者没有发现的缺陷，从而被黑客利用；

youdao

The "Protection" covers static and dynamic malware detection, including real-world 0-day attack testing.

“防护”包括静态与动态恶意软件检测，涵盖了零日漏洞攻击等测试。

youdao

In turn the current exploiting of the flaw is known as a "zero-day" attack.

所以说，现在利用这一漏洞进行的攻击被称为“零日”攻击。

youdao

"The U.S.government had sufficient information to have uncovered this plot and to potentially disrupt the Christmas Day attack,"

VOA: standard.2010.01.05

On Saturday,President Obama said an al-Qaida affiliate in Yemen apparently trained and equipped the Nigerian man accused in the failed Christmas Day attack on a Detroit-bound Northwest Airlines flight.

VOA: standard.2010.01.03

Meanwhile,IntelCenter,a U.S.-based terrorism monitoring group that works with the U.S.government, warns the Christmas day attack could be just the start, and that the possibility of additional attempts on U.S.airplanes can not be ruled out.

VOA: standard.2009.12.26

When it first hit, it was a "zero-day attack, " in hacker parlance.

FORBES: Criminal Outbreak

The bottom line is this: The U.S. government had sufficient information to have uncovered this plot and potentially disrupt the Christmas Day attack.

WHITEHOUSE: President Obama Speaks to the Press After Security Meeting

Washington (CNN) -- A Senate committee began its assessment of intelligence reforms put in place after the September 11, 2001, terrorist attacks by focusing Wednesday on the alleged Christmas Day attack aboard a plane landing in Detroit, Michigan.

CNN: Senators hear testimony on alleged Christmas Day bomb plot