Uses wp_cron to delete comments each day that are marked "spam" in the database.
This plugin protects your registration, login and comment forms against spambots with a simple math question.
Photo Captcha with user defined images to reduce the spambot prize/payload to one website at a time.
A captcha with "Which one of these things is not
Disemvowel comments lets you selectively remove vowels from user comments, if you think they are trolls.
Authors and commenters type their email addresses in the usual format, but this plugin remove any phone numbers and email addresses from comments. Thi
Here is a short description of the plugin. This should be no more than 150 chars. No markup here.
Pictcha is a very unique & secure CAPTCHA.
Correct comment's ip address with X-Forwarded-For http header if you are behind a proxy or load balancer. There is no setting. It should start working
Highlights blacklisted words in comments.
Check the comment for a set maximum length and disapprove it if it's too long.
CommentSafe is a very simple plugin which removes (X)HTML tags you specify from your comments.
Comment Numerical Captcha Plugins
Extremely basic, no-configuration registration spam bot trap
A script which protects the comment form from spam. Does four ways of protection.
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