CrowdSec

by CrowdSecurity

Free Download 1 Visit Website

Versions:

  • 1.7.7
  • 1.7.6
  • 1.7.5
  • 1.7.4
  • 1.7.3
  • 1.7.2
  • 1.7.1
  • 1.7.0
  • 1.6.11
  • 1.6.10
  • 1.6.9
  • 1.6.8
  • 1.6.5
  • 1.6.4
  • 1.6.2
  • 1.6.1
  • 1.6.0
  • 1.5.5
  • 1.5.4
  • 1.5.3
  • 1.5.2
  • 1.5.1
  • 1.4.1

CrowdSecurity’s CrowdSec 1.7.7 is an open-source, lightweight security engine that turns Windows machines into collaborative sensors by parsing local logs in real time, detecting aggressive IPs, and automatically sharing anonymized threat intelligence with a community-powered blocklist. Designed for Windows Server 2016/2019/2022 and Windows 10/11, the agent installs as a background service that continuously inspects event logs, IIS logs, RDP logs, SQL logs, or any user-defined source; when a configurable scenario such as repeated failed SSH, RDP, or HTTP basic-auth attempts is triggered, the offending IP is logged, tagged, and instantly reported to the CrowdSec Central API, after which the IP’s malevolent reputation propagates to all connected peers. Administrators can choose to apply only the consensus blocklist or pair the agent with local “bouncers” (lightweight executables or PowerShell scripts) that drop traffic at the Windows firewall, IIS, SQL, or even third-party WAFs, giving SOHO users, hosting firms, and enterprise SOC teams a zero-cost, crowd-sourced IPS/IDS layer that scales from a single laptop to multi-site clusters. The 1.7.7 release refines Windows event parsing speed, adds native support for SQL Server authentication logs, and ships an updated CLI that displays community metrics and local ban decisions in colorized tables. Because CrowdSec is fully GDPR-compliant and aggregates only metadata, it can be deployed on production domains without privacy concerns, while DevOps staff can integrate its REST API into CI/CD pipelines for dynamic firewall orchestration. With 23 incremental versions released since 2020, the project maintains rapid iteration and backward-compatible configuration folders, letting operators upgrade without re-writing scenarios or bouncer hooks. The software is available for free on get.nero.com, with downloads provided via trusted Windows package sources (e.g. winget), always delivering the latest version, and supporting batch installation of multiple applications.

Tags:

attacks-prevention 1
detection 3
linux 89
protection 35
security 159