CrowdSec

The CrowdSec plugin proactively blocks requests coming from known attackers.
It does so by either directly using CrowdSec Blocklists Integration or by connecting to your CrowdSec Security Engine.

Key Features:

• Instant CrowdSec Blocklist: Quickly block known WordPress attackers in a few clicks.
• Detect and block admin bruteforce attempts and scans of your WordPress Site.
• Remediation metrics: Enabling you to see the efficiency of the protection.
• (Console Users) Plug any of your existing Blocklist Integrations.
• (CrowdSec Security Engine Users) Apply decisions and subscribed blocklist of your security engine within WordPress.

You can:

1. Block aggressive IPs
2. Display a captcha for less aggressive IPs

Check Full Documentation for more details

Multiple ways you can use the plugin
– Instant WordPress Blocklist – easiest
– Blocklist as a Service Integration – your blocklist catalog
– Connect it to your CrowdSec Security Engine – advanced & most complete

1. 

   The general configuration page

2. 

   Customize the wall pages - Adapt the "captcha wall" page text content with your own

3. 

   Customize the wall pages - Adapt the "ban wall" page text content with your own

4. 

   Customize the wall pages - Adapt the pages with your colors. You can also add custom CSS rules.

5. 

   Advanced settings - Select live or stream mode. Select a cache engine (Classical file system, Redis or Memcached). Adjust the cache durations.

6. 

   Advanced settings - Set the CDN or Reverse Proxies to trust and configure Geolocation feature.

7. 

   The standard Captcha page

8. 

   The standard Ban page

9. 

   Captcha wall page customization (text and colors)

10. 

    Ban wall page customization (text and colors)

11. 

    The remediation metrics table

2.12 (2025-12-05)

• Remove Blocklist as a Service (BLaaS) subscription button

2.11 (2025-06-02)

• Add Blocklist as a Service (BLaaS) subscription button

2.10 (2025-05-09)

• Add Usage Metrics table in UI
• Handle BLaaS LAPI specific behavior

2.9 (2025-02-21)

• Add usage metrics support

2.8 (2024-12-13)

• Disable “Public Website only” setting by default

2.7 (2024-12-12)

• Add AppSec component support

2.6 (2024-03-14)

• Move logs and cache folders to wp-content/uploads/crowdsec folder
• Add a Enable auto_prepend_file mode setting.

2.5 (2023-06-01)

• Add WordPress multisite compatibility

2.4 (2023-04-28)

• Use absolute path for TLS files
• Use absolute path for geolocation files
• Add an action after plugin upgrade to recreate standalone settings file

2.3 (2023-04-06)

• Add access restriction for some folders

2.2 (2023-03-30)

• Do not use cache tags
• Do not rotate log files

2.1 (2023-03-23)

• Add custom User-Agent debug setting

2.0 (2023-02-09)

• All source code has been refactored using new CrowdSec PHP librairies

1.11 (2022-12-22)

• Add LAPI request timeout setting

1.10 (2022-12-01)

• Modify ban and captcha walls templating for W3C validity

1.9 (2022-09-15)

• Add TLS authentication option

1.8 (2022-08-04)

• Add use_curl configuration: should be used if allow_url_fopen is disabled and curl is available
• Add disable_prod_log configuration
• Change log path to wp-content/plugins/crowdsec/logs
• By default, the bouncing_level setting is now bouncing_disabled (instead of normal_bouncing)

1.7 (2022-07-20)

• Add geolocation feature

1.6 (2022-06-30)

• Add “Test bouncing” action in settings view

1.5 (2022-06-09)

• Use cache instead of session to store some values

1.4 (2022-04-07)

• Do not bounce PHP CLI

1.3 (2022-02-03)

• Use static settings only in standalone mode

1.2 (2021-12-09)

• Fix issue that cause warning message error on front in standalone mode
• Fix behavior : bounce should not be done twice in standalone mode
• Remove useless configuration to enable standalone mode

1.1 (2021-12-02)

• Use 0.14.0 version of crowdsec php lib
• Handle typo fixing for retro compatibility (flex_boucing=>flex_bouncing and normal_boucing=>normal_bouncing)
• Split of debug in 2 configurations : debug and display_errors

1.0 (2021-06-24)

• Add Standalone mode: an option allowing the PHP engine to no longer have to load the WordPress core during the
  bouncing stage. To be able to apply this mode, the webmaster has to set the auto_prepend_file PHP flag to the
  script we provide.
• Add debug mode: user can enable the debug mode directly from the CrowdSec advanced settings panel. A more verbose log
  will be written when this flag is enabled.
• Add WordPress 5.7 support
• Add PHP 8.0 support

Read the full Changelog