What is zero day malware?

Zero day malware is a term utilized to explain malware that makes use of a formerly unidentified vulnerability in software application or hardware. These attacks are frequently highly effective due to the fact that they are not found by conventional anti-virus and anti-malware programs. Absolutely no day attacks can be incredibly hard to protect against, as they often use advanced methods and are not quickly spotted.

Among the most popular absolutely no day attacks was the Stuxnet worm, which was used to target commercial control systems. This malware was able to spread out rapidly and trigger significant damage, causing the momentary shutdown of an Iranian nuclear facility.

Zero day malware is frequently used in targeted attacks, as the attackers can be sure that their victim will not have any defenses in place. These attacks can be incredibly hard to prevent, and can frequently result in substantial data loss or damage. wikipedia reference