GreyNoise Intelligence Raises $15M in Series A Funding

GreyNoise Intelligence$15m Series A funding has been raised for a Washington, DC-based cybersecurity company called. They analyze internet scanning traffic in order to identify threats and background noise.

The round, which brings the total of funding raised to date to $21m, was led by Radian Capital with participation from CRV, Inner Loop, Stone Mill Ventures and Paladin Capital.

The company will use the funds to speed up the development of its threat intelligence solution. This allows security teams to spend less time focusing on non-relevant or harmful activity and instead focus on the emerging threats.

GreyNoise’s founder and CEO Andrew Morris is leading the effort. GreyNoise uses a global network passive sensors to collect, analyze and label data from IPs that scan and attack websites, flooding security tools with noise. GreyNoise data offers security teams an early warning system to mass exploitation attacks on internet, real time IP block lists that they can use for defense, and context to quickly eliminate noise alerts.

GreyNoise is used worldwide by top security vendors and Global 2000 businesses, as well government and industry leaders like Airbus and CenturyLink. It is especially valuable for companies that have a Security Operations Center and operate a Security Information and Event Management platform (SIEM), or Security Operations Analytics and Reporting platform (SOAR).



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