Updated Apr 23, 2026
Score 34
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GreyNoise Intelligence

Ranked #309 of 1,000+ cybersecurity companies
Profile
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INITIALIZING DATA STREAM...

Overview

Legal Name
GreyNoise Intelligence, Inc
Founded
2017
Crunchbase Rank
#4128
Also Known As
GreyNoise

Real-time, verifiable intelligence for the most urgent and critical threats

GreyNoise provides real-time, verifiable threat intelligence by collecting and analyzing global internet-scanning data with a large sensor network to separate background noise from true threats, helping security teams reduce alert fatigue and focus on urgent, targeted risks.

Industries
Other Information TechnologyComputer and Network SecurityOther SoftwareVertical Market SoftwareInternet SoftwareCybersecurity
Type
Privately Held
Social Media
linkedintwitter

Company Size

Employees
 
62
Range51–200 employees
110K+

Headquarters

1015 15th St Nw, Washington, DC 20005

Followers

 
13,844

Press Coverage

DateArticlePublisher
Oct 23, 2025GreyNoise Intelligence Expands Executive Management Team to Strengthen Collaboration with Global Government and Enterprise PartnersPRWeb
Nov 4, 2025GreyNoise Integrates with CrowdStrike Falcon Next-Gen SIEM to Unify Network Intelligence and Accelerate the SOCEIN Presswire
Nov 4, 2025GreyNoise Integrates with CrowdStrike Falcon Next-Gen SIEM to Unify Network Intelligence and Accelerate SOC TransformationPRWeb
Oct 23, 2025GreyNoise Intelligence Expands Executive Management Team to Strengthen Collaboration with Global Government and Enterprise PartnersPRWeb
Oct 20, 2025Cyber defenders sound the alarm as F5 hack exposes broad risksInvesting.com
Oct 20, 2025Cyber defenders sound the alarm as F5 hack exposes broad risksIndiaTimes
Oct 20, 2025Cyber defenders sound the alarm as F5 hack exposes broad risksChannel NewsAsia
Oct 6, 2025Palo Alto systems warning issued among huge surge in scanning attacks - but it says everything is fineTechRadar.com
Oct 3, 2025Scanning Activity on Palo Alto Networks Portals Jump 500% in One DayThe Hacker News
Oct 1, 2025Too many Cisco ASA firewalls still unsecure despite zero-day attack alertsHelp Net Security

1–10 of 17

Categories

AnalyticsCyber SecurityInformation TechnologyInternet

Product

NameDescription
GreyNoise PlatformA platform that collects and analyzes internet scanning traffic to distinguish between benign and malicious activity, providing real-time threat intelligence to security teams.
Vulnerability Prioritization IntelligenceA service that monitors internet scan activity in real-time to provide signals on the likelihood of exploitation for specific vulnerabilities.
Threat Hunting IntelligenceA tagging and query system that enables threat hunters to quickly identify and investigate anomalous or malicious internet activity.
Dynamic IP Blocklist (in development)An enhanced dynamic IP blocklist designed to help defenders take faster action on emerging threats by blocking malicious IPs in real-time.