Inc: Virus Attack: What to Do on Zero Day

Here's what you should have in place to maximize protection against zero day attacks and how to respond if you do fall victim.

JULY 1, 2008
By Minda Zetlin

The words "zero day" strike fear into the hearts of most IT security professionals. The phrase refers to the first day that a new malware (such as a virus or worm) or intrusion vulnerability makes its appearance. Since traditional antivirus software works by identifying and protecting against known threats, it offers no protection against an attack that has never been seen before.

What can you do to keep your systems safe from a brand-new threat? While there is no way to guarantee your company will never suffer a zero-day attack, there are steps you can take in advance to cut that risk to a minimum. And if it does happen, there are ways to minimize the damage.

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