diff --git a/README.md b/README.md
index 790a2a3..03a4d6e 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ A list of search engines useful during Penetration testing, vulnerability assess
 - [Censys](https://censys.io/)
 - [Onyphe.io](https://www.onyphe.io/) - Cyber Defense Search Engine for open-source and cyber threat intelligence data
 - [ZoomEye](https://www.zoomeye.org/) - Global cyberspace mapping
-- [GreyNoise](https://viz.greynoise.io/)
+- [GreyNoise](https://viz.greynoise.io/) - The source for understanding internet noise
 - [Natlas](https://natlas.io/)
 - [FOFA](https://fofa.info/)
 - [criminalip.io](https://www.criminalip.io/) - Cyber Threat Intelligence Search Engine and Attack Surface Management(ASM) platform