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How to Stop Spam in Contact Form 7: Best Protection Methods in 2026

Contact Form 7 remains one of the most widely used contact form plugins in the WordPress ecosystem, with more than 10 million active installations listed in the official WordPress plugin directory. It has stayed popular for years because it gives site owners a practical, lightweight, and flexible way to add contact forms without switching to
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CleanTalk prevents receiving spam through your SmartForms forms
If you prefer to use Smart Forms Contact Form, always be sure to use the most effective Anti-Spam plugin. Read the guide below and learn how CleanTalk protects your SmartForms contact forms from spam. Once CleanTalk Anti-Spam plugin is installed it starts to protect all of the existing forms on your WordPress website. It may…
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WordPress Security Audit: 8 Steps For Securing WordPress Website
One of the most important things about protecting your website from hackers is understanding that one-time setting the security settings for your site is not enough. Taking care of your website protection is a permanent process like advertising or helping your clients with their issues. Security tools for your website become stronger and more progressive…
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Changes in the spam_check() API method
In the current version, the API spam_check provides additional parameters: frequency_time_10m – 10 minutes activityfrequency_time_1h – 1 hour activityfrequency_time_24h – 24 hours activity Learn more about all parameters:https://cleantalk.org/help/api-spam-check#response-explanation These parameters show the total activity for the scanned entry, both spam and non-spam activity. The practice has shown that these parameters are not effective and are…
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CleanTalk and Follow.it Subscription Form compatibility
In case you use both CleanTalk Anti-Spam and Follow.it Subscription Form simultaneously it becomes impossible to protect this form. It happens because the form itself is external and the data doesn’t go to the site itself, but is sent to an external resource and will not be possible to check it. So in order to…


