{
  "slug": "crowdsec",
  "category": "linux-hardening",
  "name": "CrowdSec",
  "description": "An open source security engine that detects attacks in logs and blocks offending IP addresses, and shares signals with a crowdsourced blocklist run by the French company CrowdSec.",
  "website": "https://www.crowdsec.net",
  "source": "https://github.com/crowdsecurity/crowdsec",
  "license": "MIT",
  "platforms": [
    "linux",
    "windows"
  ],
  "jurisdiction": {
    "code": "FR",
    "name": "France",
    "eyes": "Nine Eyes",
    "eu": true,
    "gdpr": true,
    "cloud_act": null
  },
  "pick": false,
  "pick_reason": null,
  "disclosure": null,
  "grade": "F",
  "score": 35,
  "coverage": 100,
  "summary": "CrowdSec scores 35 out of 100 (grade F) on the Linux hardening criteria. It meets 1 of 4 criteria: no ads or data sales. It partly meets open source. It does not meet no trackers or telemetry and independent audit. It is based in France: Nine Eyes member; EU member (GDPR).",
  "url": "https://privacyratings.com/linux-hardening/crowdsec/",
  "markdown": "https://privacyratings.com/linux-hardening/crowdsec/index.md",
  "answers": {
    "open_source": {
      "title": "Open source",
      "weight": 3,
      "answer": "partial",
      "evidence": "https://github.com/crowdsecurity/crowdsec/blob/master/LICENSE",
      "note": "The Security Engine is MIT-licensed, but the Central API and console that provide the community blocklist are closed source."
    },
    "no_trackers": {
      "title": "No trackers or telemetry",
      "weight": 3,
      "answer": "no",
      "evidence": "https://docs.crowdsec.net/docs/central_api/intro/",
      "note": "The website loads Google Analytics, Hotjar, HubSpot and LinkedIn tracking. The engine sends signal metadata and usage metrics to CrowdSec unless the Central API is disabled."
    },
    "no_ads": {
      "title": "No ads or data sales",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://www.crowdsec.net/pricing",
      "note": "Funded by paid plans and threat intelligence built from community signals about attacking IP addresses, with no ads."
    },
    "independent_audit": {
      "title": "Independent audit",
      "weight": 2,
      "answer": "no",
      "evidence": null,
      "note": "No independent audit is published."
    },
    "transparency_report": {
      "title": "Transparency report",
      "weight": 2,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "user_notice": {
      "title": "Tells users about requests",
      "weight": 1,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "tls": {
      "title": "TLS configuration",
      "weight": 2,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "security_headers": {
      "title": "Security headers",
      "weight": 1,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "web_standards": {
      "title": "Modern web standards",
      "weight": 1,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    }
  },
  "tests": {
    "ssllabs": null,
    "observatory": null,
    "internetnl_web": null,
    "internetnl_mail": null,
    "trackers": [
      {
        "name": "Google Analytics",
        "host": "inline code",
        "effect": "no"
      },
      {
        "name": "Google Tag Manager",
        "host": "www.googletagmanager.com",
        "effect": "no"
      },
      {
        "name": "Hotjar",
        "host": "inline code",
        "effect": "no"
      },
      {
        "name": "HubSpot",
        "host": "js-na1.hs-scripts.com",
        "effect": "no"
      },
      {
        "name": "LinkedIn Insight",
        "host": "px.ads.linkedin.com",
        "effect": "no"
      },
      {
        "name": "X (Twitter) Pixel",
        "host": "static.ads-twitter.com",
        "effect": "no"
      }
    ],
    "tested_at": "2026-10-01T06:38:35.721Z"
  },
  "last_modified": "2026-10-01T06:56:31Z"
}