How to use silentCAPTCHA AntiBot system to detect SPAM Bots
silentCAPTCHA AntiBot system is ShieldPRO's exclusive bot-detection technology that removes the needs for CAPTCHA and other challenges.
This feature is designed to replace the CAPTCHA and Bot Protection options. It distinguishes bad bots from all your other “good” traffic (humans + good bots).
All visitors who try to post a comment get a “ bot reputation score” and if they make a request that falls below the score, the request will be rejected.
This setting can be found under the Security Zones > SPAM Protection:
For further details about silentCAPTCHA, read the release blog article here.