From the category archives:

Tools

Using reCAPTCHA to protect your site from SPAM

by Tom on March 5, 2008

You’ve probably seen one of these things on the Web before:
reCAPTCHA SPAM protection

reCAPTCHA is a free service to protect your site from SPAM. It works for comment forms on blogs, for CMSs, for email addresses and more.

The coolest thing about reCAPTCHA, though, is that you’re helping to digitize books with every CAPTCHA you solve. Read all about it at reCAPTCHA’s site.

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