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GreyNoise

Every device with a routable IPv4 IP address sees some amount of scan and attack traffic from Internet-wide scanners, attackers, bots, and worms. GreyNoise collects, analyzes, and filters this Internet background noise. Use the GreyNoise Splunk app to reduce false-positives and filter Internet-wide scanners from your logs.Built by Andrew Morris
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Default Version 3.0.2

May 21, 2026

Compatibility

Splunk Enterprise, Splunk Cloud

Platform Version: 10.5, 10.4, 10.3, 10.2, 10.1, 10.0, 9.4, 9.3

CIM Version: 8.x

Rating
5
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Ranking

#10 in Threat Intel

#18 in Investigative

Every device with a routable IPv4 IP address sees some amount of scan and attack traffic from Internet-wide scanners, attackers, bots, and worms. GreyNoise collects, analyzes, and filters this Internet background noise. Use the GreyNoise Splunk app to reduce false-positives and filter Internet-wide scanners from your logs.