GreyNoise
Internet background noise intelligence
⭐ 4.5/5 (1800 reviews)
About GreyNoise
GreyNoise helps security analysts reduce noise by identifying IP addresses that are mass-scanning the internet, distinguishing targeted attacks from background noise.
Key Features
- Internet-wide scanner identification
- IP context and classification
- RIOT for common business IPs
- SIEM and SOAR integration
- Alert noise reduction
- API and browser extension
✅ Pros
- Unique noise reduction approach
- Saves analyst time
- Good API
- Free community tier
❌ Cons
- Niche use case
- Limited to IP intelligence
- Smaller database than some
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