Stop a lot of spambots from polluting your site by making visitors identify a random word displayed as an image before commenting and optionally before registering. You can customize the pool of words to display.
Features
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Toggle whether registered users need to enter the word
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Random font display
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No cookies required
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No JavaScript required
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Auto-generated audio for visually impaired users
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Easy-to-read
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No mapping of words from the code — words are used once or removed after 24 hours
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Reminder of what was entered if you get the word wrong
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Selective blocking of trackbacks, pingbacks
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Easy to translate
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Compatible with caching plugins
Negatives
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Purposely no obscuring techniques so that the anti-spam word is easy to read
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The more people who use this plugin, the more motivation for spambots to target it
Requirements
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GD Library and FreeType Library (There’s a diagnostic page to tell you whether you have them installed. If needed, just ask your web host to install them!)
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WordPress 3.2 or higher
Translations
- ru_RU translation by koc
- sk_SK translation by Patrik Žec (PATWIST) of http://patwist.com
