Core Docs - Core Concepts - Configure Captcha

Rock Version: v19.0
Last Modified: 2026-04-01 10:52 AM

Rock uses self-hosted CAPTCHA that utilizes PoW (Proof of Work) challenges to protect your system from large-scale bot attacks.

To pick your Captcha Mode for all Captcha-enable blocks, navigate to Admin Tools > Settings > System Configuration then select UI Settings.

There are three Captcha Modes available for verification:

And that’s it! CAPTCHA comes out of the box with Rock to keep you protected. The Workflow Entry and Transaction Entry v2 blocks will automatically perform a Captcha validation when they’re visited.