GreyNoise is a subscription-based network security solution designed for IT teams. It specializes in collecting, analyzing, and labeling data from IPs that scan the internet, helping security analysts filter out irrelevant activities. The platform identifies opportunistic scanning and common business services, allowing teams to focus on genuine threats. With GreyNoise, analysts receive timely notifications about IPs of interest, facilitating quicker responses to potential compromises.

The solution also features the GreyNoise Query Language (GNQL), which enables security teams to uncover patterns in threat activity and assess their exposure to vulnerabilities. GreyNoise is suitable for various organization types, including mid-sized businesses, nonprofits, and government entities. It supports integration with several applications, offers comprehensive documentation and video training, and includes an API for enhanced functionality.