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Get Akismet, or other third-party anti-spam solutions. The next alternative you have is to use a dedicated anti-spam solution. The choice here is overwhelming and your options vary depending on what you need the spam filter for. One of the universal spam filters that is available for multiple platforms is Akismet, so if you haven't tried it so far, now is the time to do it.

Apply the honeypot technique. The honeypot technique includes a field that is to be left empty by the user. This way it is supposed that humans won't fill the field, only robots who don't understand the instructions will. However, the honeypot technique is everything but fool-proof. Absent-minded or visually impaired users could fill the field and smarter robots could avoid it. These are the reasons why the honeypot technique is not that popular in practice.

Time to Get Rid of the Captcha? As you see, captchas are bad but their alternatives aren't much of a solution either. Therefore, the only option you might have is to get rid of the captcha. In many cases this could be your best move?? i.e. if you don't get huge volumes of spam but captchas kill your conversions, then you'd better part with it. On the other hand.

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