---
title: Glossary · Cloudflare bot solutions docs
description: Review the definitions for terms used across Cloudflare's Bots documentation.
lastUpdated: 2025-10-15T15:50:02.000Z
chatbotDeprioritize: false
source_url:
  html: https://developers.cloudflare.com/bots/glossary/
  md: https://developers.cloudflare.com/bots/glossary/index.md
---

Review the definitions for terms used across Cloudflare's Bots documentation.

| Term | Definition |
| - | - |
| bot | A software application programmed to do tasks that can be used for good (chatbots, search engine crawlers) or for evil (inventory hoarding, credential stuffing). |
| bot score | A score from 1 to 99 that indicates how likely that request came from a bot, in which 1 to 29 is likely automated and 30 to 99 is likely human. |
| bot tags | Additional information about a bot request, such as why Cloudflare has given it a bot score and whether the request came from a verified bot or a category of verified bots. |
| Challenge solve rate (CSR) | The percentage of issued challenges that were solved. |
| detection ID | Static rules that are used to detect predictable bot behavior with no overlap with human traffic. |
| JA3 fingerprint | JA3 and JA4 fingerprints profile specific SSL/TLS clients across different destination IPs, Ports, and X509 certificates. |
| verified bot | Bots that are transparent about who they are and what they do. |
