74% of Q1 Malware Was Undetectable Via Signature-Based Tools

Dark Reading

Jai Vijayan

Organizations relying on traditional signature-based tools to detect security threats would likely have missed roughly three-quarters of malware samples that hit their networks and systems last quarter, a new analysis shows.

WatchGuard Technologies recently analyzed threat data collected from customer networks during the first quarter of 2021 and found 74% of threats detected were zero-day malware for which no anti-virus signatures were available at time of malware release. As a result, the malware was capable of bypassing signature-based threat detection tools and breaching enterprise systems.

The level of zero-day malware detections...

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